Главная Manuals FM 4-20.105-1 Airdrop of Supplies and Equipment: Dual Row Airdrop Systems (Volume, August 2006)
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Rigging M1025/M1121/M1114 Armament/TOW Carrier HMMWV on Dual Row Airdrop System Platform
Table 4-2. Equipment Required for Rigging M1114 Up-Armored HMMWV on DRAS Platform
National Stock Number
Item
Quantity
8040-00-273-8713
Adhesive paste, 1-gallon
As required
4020-00-240-2146
Cord, nylon, type III, 550-pound
As required
Clevis,
4030-00-090-5354
Large
5
4030-00-678-8562
Medium
8
1670-00-360-0328
Cover, clevis, large
4
8135-00-664-6958
Cushioning material, packaging, cellulose wadding
As required
8305-00-191-1101
Felt, ½-inch
As required
1670-01-493-6418
Link assembly, two-point, 3 ¾-inch
9
Lumber:
5510-00-220-6146
2- by 4-inch
As required
5510-00-220-6148
2- by 6-inch
As required
5510-00-220-6274
4- by 4-inch
As required
5530-00-618-8073
Plywood, ¾-inch
5 sheets
Nail, steel wire, common,
5315-00-010-4659
8d
As required
5315-00-753-3883
10d
As required
1670-00-753-3928
Pad, energy dissipating, honeycomb
21 sheets
1670-01-487-5461
Static line assembly release away
1
Parachute:
Cargo:
1670-01-016-7841
G-11D
4
1670-00-040-8135
Cargo extraction: 28-foot (deployment parachute)
1
Platform, dual row, 18-foot
1670-01-485-1654
Rail, DRAS
2
1670-01-486-1342
Roller Pad, DRAS
4
1670-01-486-1656
Panel Assembly, Main
9
1670-01-162-2372
Clevis assembly
46
1670-01-097-8816
Release, cargo parachute, M-1
1
Sling, cargo airdrop
For suspension:
1670-01-062-6310
11-ft (4-loop), type XXVI nylon webbing
4
1670-01-062-6306
3-ft (4-loop), type XXVI nylon webbing
8
For deployment:
1670-01-062-6306
3-ft (4-loop), type XXVI nylon webbing
1
For riser extension:
1670-01-062-6313
60-ft (3-loop), type XXVI nylon webbing
4
For ACS:
1670-01-063-7761
16-ft (2-loop), type XXVI nylon webbing
2
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
4-63
Chapter 4
Table 4-2. Equipment Required for Rigging M1114 Up-Armored HMMWV on DRAS Platform
(Continued)
National Stock Number
Item
Quantity
For lifting:
1670-01-062-6304
9-ft (2-loop), type XXVI nylon webbing
2
1670-01-062-6303
12-ft (2-loop), type XXVI nylon webbing
2
1670-00-040-8219
Strap, parachute release, multicut
2
1670-00-937-0271
Knife release, cargo (guillotine)
6
1670-01-487-5464
Outrigger assembly
1
7510-00-266-5016
Tape, adhesive, 2-in
As required
1670-00-937-0271
Tie-down assembly, 15-ft
48
1670-00-725-1437
Tie-down, cargo, aircraft, (CGU-1B)
5
Webbing:
8305-00-268-2411
Cotton, ¼-in, type I
As required
Nylon:
8305-00-082-5752
Tubular, ½-in
As required
8305-00-263-3591
Type VIII
As required
4-64
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Chapter 5
Rigging M119 105-Millimeter Howitzer and Accompanying
Load on Dual Row Airdrop System Platform
DESCRIPTION OF LOAD
4-35. The M119, 105-mm howitzer (Figure 5-1) weighs 4,190 pounds. The length is 240 inches, reducible
to 192 inches. It is 70 inches wide. Its height is 94 inches reducible to 54 inches. The howitzer is rigged
with 36 boxes of 105-mm ammunition and 6 boxes of fuses on a DRAS platform. The load is rigged with
three G-11D cargo parachutes.
PREPARING PLATFORM
4-36. Inspect, or assemble and inspect, a DRAS platform with outrigger assemblies and outrigger platform
support weldments according to TM 10-1670-268-20&P/TO 13C7-52-22 and as shown in Figure 5-2.
Figure 5-1. M119 105-Millimeter Howitzer
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
5-1
Chapter 5
CLEVISES
27A THROUGH 1 A
LEFT
REAR
FRONT
RIGHT
CLEVISES
27 THROUGH 1
Step:
1. Starting at the front of each platform side rail, install clevises on the bushings bolted on holes
1, 2 (double), 3 (double), 4, 5, 6 (double), 7, 8, 9 (double), 10, 11, 13, 15, 16, 17, 20, 22, 24,
25, 27, 29, and 30 (triple).
2. Starting at the front of the platform, number the clevises bolted to the right side from 1 through
27 and those bolted to the left side from 1A through 27A.
3. Label the tiedown rings according to Figure 2-2.
Figure 5-2. Platform Prepared
5-2
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging M119 105-Millimeter Howitzer and Accompanying Load on Dual Row Airdrop System Platform
STOWING ACCOMPANYING LOAD
4-37. Stow the accompanying load of 36 boxes of 105-mm ammunition as shown in Figures 5-3 through
5-5. Six boxes of fuses will be stowed after the gun is lashed to the platform. When hazardous materials
are rigged as part of the load, they must be packaged, marked, and labeled according to AFMAN 24
204(I)/TM 38-250.
CAUTION
Only ammunition listed in FM 4-20.153/MCRP 4-11.3B/TO 13C7-18
41 may be airdropped.
2
60”
1
FRONT
1 Center two 36- by 73-inch pieces of honeycomb 60 inches from the front edge of the
platform.
2 Form two 30-foot lashings according to Figure 2-14 of this manual and lay them side to
side on the honeycomb.
Figure 5-3. First Stack of Honeycomb Positioned
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
5-3
Chapter 5
2
1
FRONT
1 Place 18 boxes of 105-mm ammunition centered on the honeycomb. Position boxes three
high and six across.
2 Secure the 30-foot lashings with D-rings and load binders.
Figure 5-4. First Stack of Ammunition Lashed
5-4
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging M119 105-Millimeter Howitzer and Accompanying Load on Dual Row Airdrop System Platform
Notes. 1. All measurements are given in inches.
2. This drawing is not drawn to scale.
TOP
4
2
10
28
3
2
14
77
BOTTOM
4
FRONT
3 Cut four endboards as shown using ¾- by 28- by 77-inch pieces of plywood.
4 Place one endboard against the rear of the stack of boxes.
Figure 5-4. First Stack of Ammunition Lashed (Continued)
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
5-5
Chapter 5
9
5
8
6
7
18
17
FRONT
16
15
14
5 Form five 30-foot lashings according to Figure 2-14. Pass the ends of a 30-foot lashing
through clevises 14 and 14A and through the upper cutouts in the rear endboard. Secure the
lashing in the center of the end board with two D-rings and a load binder.
6 Pass the ends of a 30-foot lashing through clevises 15 and 15A and through the lower cutouts
in the rear endboard. Secure the lashing in the center of the end board with two D-rings and a
load binder.
7 Place an endboard against the front of the stack of boxes. Pass the ends of a 30-foot lashing
through clevises 17 and 17A and through the lower cutouts in the front endboard. Secure the
lashing at the side of the load with two D-rings and a load binder.
8 Pass the ends of a 30-foot lashing through clevises 18 and 18A and through the upper cut
outs in the front endboard. Secure the lashing at the side of the load with two D-rings and a
load binder.
9 Pass the ends of a 30-foot lashing through clevises 16 and 16A and over the top of the stack
of boxes. Secure the lashing in the center of the boxes with two D-rings and a load binder.
Figure 5-4. First Stack of Ammunition Lashed (Continued)
5-6
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging M119 105-Millimeter Howitzer and Accompanying Load on Dual Row Airdrop System Platform
5
6
1
FRONT
1
Set a third endboard against the front of the stack. Center two 36- by 73-inch pieces of
honeycomb flush against the endboard.
2
Form two 30-foot lashings according to Figure 2-14 of this manual and lay them side to
side on the honeycomb. Refer to Figure 5-3, step 2.
3
Pre-position a 30-foot lashing through clevis 4A and through the upper cutouts (not
shown).
4
Pre-position a 30-foot lashing through clevis 8A and through the lower cutouts (not
shown).
5
Place 18 boxes of 105-mm ammunition centered on the honeycomb. Position boxes three
high and six across.
6 Secure the 30-foot lashings with D-rings and load binders.
Figure 5-5. Second Stack of Ammunition Lashed
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
5-7
Chapter 5
12
10
8
11
7
9
12
11
9
FRONT
8
4
7
Set a fourth endboard against the front of the front stack of boxes.
8
Pass the ends of a 30-foot lashing through clevises 12 and 12A and through the top cutout in
the front endboard. Secure the lashing in the center of the endboard with two D-rings and a
load binder.
9
Pass the ends of a 30-foot lashing through clevises 11 and 11A and through the lower
cutouts in the front endboard. Secure the lashing in the center of the endboard with two D-
rings and a load binder.
10
Pass the ends of the pre-positioned 30-foot lashing in clevis 4A through clevis 4 and through
the upper cutouts in the rear endboard. Secure the lashing at the side of the load with two D-
rings and a load binder.
11
Pass the ends of the pre-positioned 30-foot lashing in clevis 8A through clevis 8 and through
the lower cutouts in the endboard. Secure the lashing at the side of the load with two D-rings
and a load binder.
12 Pass the ends of a 30-foot lashing through clevises 9 and 9A and over the top of the stack of
boxes. Secure the lashing in the center of the boxes with two D-rings and a load binder.
Figure 5-5. Second Stack of Ammunition Lashed (Continued)
5-8
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging M119 105-Millimeter Howitzer and Accompanying Load on Dual Row Airdrop System Platform
BUILDING AND PLACING HONEYCOMB STACKS
4-38. Build the honeycomb stacks as shown in Figures 5-6 through 5-8. Place them on the platform as
shown in Figure 5-9.
Note. All measurements are given in inches.
PLYWOOD
¾ X 21 X 6
PLYWOOD
¾ X 30 X 6
PLYWOOD
¾ X 30 X 6
FRONT
Stack
Pieces
Width
Length
Material
Instructions
Number
(inches)
(inches)
1
9
30
16
Honeycomb
Glue to form stack.
1
30
10
Honeycomb
Glue honeycomb even with front edge
of base.
1
30
6
¾-inch
Glue plywood even with front edge of
Plywood
honeycomb.
1
30
6
¾-inch
Glue plywood flush on rear edge of
Plywood
stack.
1
21
6
¾-inch
Center and glue plywood on the rear
Plywood
piece of plywood.
Figure 5-6. Honeycomb Stack 1 Prepared
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
5-9
Chapter 5
Notes. 1. All measurements are given in inches.
2. This drawing is not drawn to scale.
LAYERS 7 THROUGH 13 OF
PLYWOOD AND HONEYCOMB
8 ½
27 ½
25
8 ½
21 ½
25
TOP TWO
LAYERS
REAR
Stack
Pieces
Width
Length
Material
Instructions
Number
(inches)
(inches)
2
6
72
36
Honeycomb
Glue to form stack.
1
25
36
¾-inch
Make cutouts as shown.
Plywood
3
25
36
Honeycomb
Make cutouts as shown and place
flush on the plywood.
1
25
36
¾-inch
Make cutouts as shown and place
Plywood
flush on honeycomb.
2
25
36
Honeycomb
Make cutouts as shown and place
flush on the stack.
1
25
30
Honeycomb
Make cutouts as shown for the top
layer and place flush on the stack.
1
25
30
¾-inch
Make cutouts as shown for the top
Plywood
layer and flush on the stack.
Figure 5-7. Honeycomb Stack 2 Prepared
5-10
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging M119 105-Millimeter Howitzer and Accompanying Load on Dual Row Airdrop System Platform
Notes. 1. All measurements are given in inches.
2. This drawing is not drawn to scale.
30
TOP VIEW
20
6
6
12
FRONT
Stack
Pieces
Width
Length
Material
Instructions
Number
(inches)
(inches)
3
11
30
20
Honeycomb
Glue to form stack.
3
30
20
Honeycomb
Make a 6- by 6-inch cut out centered
on the 30 inch side. Glue on top of
previous 11 pieces of honeycomb.
2
30
20
¾-inch
Make same cutout as above and
Plywood
place on honeycomb.
3
12
8
¾-inch
Glue the 12-inch side, flush along the
Plywood
rear edge and centered.
1
12
8
Honeycomb
Glue flush over the plywood.
Figure 5-8. Honeycomb Stack 3 Prepared
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
5-11
Chapter 5
Notes. 1. All measurements are given in inches.
2. This drawing is not drawn to scale.
STACK 3
STACK 1
STACK 2
117 ½
Stack Number
Position of Stack on Platform
Place stack:
1
Centered flush with the front edge of the platform.
2
Centered 117 ½ inches from the front edge of the platform.
3
Centered flush against stack 2.
Figure 5-9. Honeycomb Stacks Placed on Platform
5-12
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging M119 105-Millimeter Howitzer and Accompanying Load on Dual Row Airdrop System Platform
PREPARING HOWITZER
4-39. Prepare the howitzer as shown in Figures 5-10 through 5-19.
1
2
4
3
5
1
Install the jack.
2
Use the mallet to remove the wheel hub and the right front wheel.
3
Place the traveling stay in its locking bracket.
4
Traverse the barrel to the rear until it is centered between the trails.
5 Replace the wheel and hub. Stow the jack and mallet in the bracket on the left side of the
gun.
Figure 5-10. Gun Placed in Travel Position
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
5-13
Chapter 5
1
2
3
1
Remove the run back stop bar from its storage hole on the right rail. (Bar shown stowed.)
2
Insert the bar from the left side into the holes provided in both rails.
3 Secure the left end of the bar to the left rail with type III nylon cord.
Figure 5-11. Run Back Stop Bar Secured Across Breech
5-14
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging M119 105-Millimeter Howitzer and Accompanying Load on Dual Row Airdrop System Platform
3
4
2
1
5
2
1
Use 20d nails to nail five 2- by 8- by 40-inch pieces of lumber flush together.
2
Cut a ¾- by 7 ½- by 40-inch piece and a ½- by 7 ½- by 40-inch piece of plywood. Nail one
piece flush to each side of the stack of boards.
Note. Make sure the wood support fits snugly under the muzzle brake when the latch bracket is in
place. Adjust the plywood thickness, if necessary, to ensure a snug fit.
3
Center the support on the trails under the muzzle brake. Align the rear edge of the support
with the edge of the muzzle brake.
4
Swing the latch bracket assembly up to the muzzle brake. Lock the latch bracket
assembly to the fitting on the muzzle brake.
5 Secure the latch bracket with type III nylon cord.
Figure 5-12. Muzzle Brake Support Constructed and Placed
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
5-15
Chapter 5
1
2
2
RIGHT
1 Run a 15-foot lashing from the front of the support, around the left trail, behind the support,
over the muzzle brake, in front of the support, under the right trail, and over the muzzle
brake. Secure it on the left side of the muzzle brake with a D-ring and a load binder.
2 Beginning behind the support on the right side, run a 15-foot lashing under the right trail, in
front of the support, up over the muzzle brake, behind the support, under the left trail, and
over the muzzle brake. Secure it on the right side and behind the support with a D-ring
and a load binder.
Figure 5-13. Muzzle Brake Support Secured
5-16
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging M119 105-Millimeter Howitzer and Accompanying Load on Dual Row Airdrop System Platform
1
2
1 Wrap the aiming poles, trail lifting bar, rammer staff, and barrel brush with cellulose
wadding. Tie them to the front ammunition box lashing with type III nylon cord.
2 Remove the traversing wheel (not shown). Secure it to its bracket with type III nylon cord.
Figure 5-14. Gun Equipment Stowed
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
5-17
Chapter 5
3
6
5
7
3 Cover the breech, sights, and recoil spring with the covers provided.
4 Tie the jack and mallet in their storage bracket with type III nylon cord (not shown).
5 Tie the large firing stay cables to the rear firing platform hole with type III nylon cord.
6 Tie the smaller firing stay cables to the large firing stay cables with type III nylon cord.
7 Pad the rear side firing platform holes with 11- by 5-inch felt taped in place. Secure a 15
foot lashing through both holes around the trails, and over the firing platform.
Figure 5-14. Gun Equipment Stowed (Continued)
5-18
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging M119 105-Millimeter Howitzer and Accompanying Load on Dual Row Airdrop System Platform
2
1
RIGHT
4
3
LEFT
1
Place a stack of three 18- by 36-inch pieces of honeycomb on the firing platform against
the gun tube on the right side.
2
Lay an 8- by 36-inch piece of felt against the barrel. Place the field spade against the felt
as shown.
3
Place a 26- by 30-inch piece of honeycomb lengthwise on the firing platform on the left
side of the gun tube.
4 Wrap the gunner's sight box, tool bag, and camouflage net in a tarpaulin. Tie the bundle
securely with type III nylon cord, and place it on the honeycomb.
Figure 5-15. Howitzer Equipment Stowed on Firing Platform
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
5-19
Chapter 5
6
7
6
7
5
5
LEFT
RIGHT
5
Pad the two front side firing platform lifting holes on the firing platform with two 5- by 11
inch pieces of felt.
6
Form two 30-foot lashings according to Figure 2-14. Lay a 30-foot lashing diagonally
across the items stowed on the firing platform. Pass one end through the field spade hinge
and firing platform lifting hole directly below and around the right trail. Pass the other end
over the tarpaulin, down through the nearest firing platform lifting holes, and around the left
trail. Bring both free ends to the top of the load, and secure them over the tarpaulin with
two D-rings and a load binder.
7 Pass the end of another 30-foot lashing through the second field spade hinge and down
through the firing platform lifting hole directly below and around the right trail. Pass the
other end over the tarpaulin, down through the remaining firing platform lifting hole, and
around the left trail. Bring both free ends to the top of the load, and secure them as in step
6.
Figure 5-15. Howitzer Equipment Stowed on Firing Platform (Continued)
5-20
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging M119 105-Millimeter Howitzer and Accompanying Load on Dual Row Airdrop System Platform
Notes. 1. All measurements are given in inches.
2. This drawing is not drawn to scale.
1
2
8
10
19
PLYWOOD
¾ X 19 X 24
24
1 Center a ½- by 10 ½- by 6-inch piece of plywood directly under the hinge of the traveling
stay. Center a 2- by 4- by 24-inch piece of lumber over the plywood.
2 Place a ¾- by 19- by 24-inch piece of plywood with a 10- by 8-inch cutout on each side of
the 2- by 4-inch piece of lumber. See the line drawing for details.
Note. Be sure that the wood support fits snugly between the traveling stay and the carriage.
Adjust the plywood thickness, if necessary, to ensure a snug fit.
Figure 5-16. Wood Under Buffer Assembly Secured
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
5-21
Chapter 5
3
5
3
Pad the front firing platform hole with cellulose wadding. Pass a 15-foot lashing through
the hole, over the lumber placed earlier, and around the brake light bar. Secure the
lashing on top with a D-ring and a load binder.
4
Repeat steps 2 and 3 on the opposite side, using the same firing platform hole. (Not
shown)
5 Pass an A7A cargo strap around the barrel and under the buffer assembly. Secure the
strap with its friction adapter. Tie the excess strap with type I, ¼-inch cotton webbing.
Figure 5-16. Wood Under Buffer Assembly Secured (Continued)
5-22
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging M119 105-Millimeter Howitzer and Accompanying Load on Dual Row Airdrop System Platform
1
1 Tie the brake lines to the brake handle with type III nylon cord.
2 Secure all levers and pins with type III nylon cord (not shown).
Figure 5-17. Brake Lines Secured to Brake Handle
1
2
1
Cut seven 36- by 70-inch pieces of honeycomb. Center a cutout in three of the pieces to fit
the collimator. Glue the three pieces with the cutouts flush over two solid piece of
honeycomb.
2
Pad the collimator generously with cellulose wadding, tape, and place it in the collimator
box.
3 Glue the remaining two pieces of honeycomb together. Center and glue on top of the five
pieces of honeycomb containing the collimator (not shown).
Figure 5-18. Collimator Stowed
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
5-23
Chapter 5
2
3
4
1
RIGHT
LEFT
1
Cut four 5- by 10-inch pieces of honeycomb. Glue two pieces together to form two stacks.
Glue the two pieces on top of the right corners of the honeycomb on top of the firing
platform.
2
Center the collimator box across the gun tube and the firing platform. Cut and place a 36
inch by 70-inch piece of ¾-inch plywood on top of the collimator box.
3
Route a lashing through the left front firing platform lifting hole, around the trail, and
through its own D-ring. Repeat for the right front side and secure the running ends together
on top of the collimator box with two D-rings and a load binder.
4 Route a lashing through the left rear firing platform lifting hole, around the trail, and through
its own D-ring. Repeat for the right rear side and secure the running ends together on top
of the collimator box with two D-rings and a load binder.
Figure 5-19. Collimator Box Secured to Load
5-24
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging M119 105-Millimeter Howitzer and Accompanying Load on Dual Row Airdrop System Platform
LIFTING AND POSITIONING HOWITZER
4-40. Lift the howitzer and position it on the honeycomb stacks as shown in Figure 5-20.
2
1
1
REAR
FRONT
3
1
Wrap 10,000-pound chains around the wheel hubs, and run a 10,000-pound chain through
the lunette.
2
Attach hooks to the ends of three 11-foot (2-loop), type XXVI nylon slings, and hook the
slings to the chains. Adjust the chains, as necessary, to ensure that the howitzer remains
level when lifted.
Note. The hooks shown are not standard items. Other hooks available at the rigging facility may
be used.
3 Center the howitzer on the platform, and on the stacks as shown.
Figure 5-20. Howitzer Lifted and Positioned on Platform
29 August 2006
FM 4-20.105-1/TO 13C7-1-51 VOL I
5-25
Chapter 5
STOWING FUSE BOXES
4-41. Stow six fuse boxes on the back of the platform as shown in Figure 5-21.
6
5
7
4
7
3
A8
B9
2
REAR
A9
1
Pre-position a lashing across the platform centered between deck rings A8 and A9. Pre
position two lengths of ½-inch tubular nylon to secure fuse boxes (not shown).
2
Form two layers of 12- by 25-inch honeycomb as the base and center them between deck
rings A and B.
3
Place three fuse boxes on top of the layers with two pieces of 7- by 12-inch honeycomb as
inserts.
4
Place another layer of 12- by 25-inch honeycomb on top of the fuses and place three more
boxes of fuses with two pieces of 7- by 12-inch honeycomb as inserts.
5
Place a final layer of 12- by 25-inch honeycomb on top of the fuses.
6
Place a ¾- by 12- by 25-inch piece of plywood on top of the honeycomb to complete the
stack.
7
Secure the stack with the two pre-positioned pieces of ½-inch tubular nylon. Secure two
pieces of ½-inch tubular nylon horizontally around fuze boxes. Route the pre-positioned
lashing lengthwise around the stack and secure with a D-ring and load binder on the right
side of the fuse box stack.
Figure 5-21. Fuse Boxes Stowed
5-26
FM 4-20.105-1/TO 13C7-1-51 VOL I
29 August 2006
Rigging M119 105-Millimeter Howitzer and Accompanying Load on Dual Row Airdrop System Platform
9
8
A8
B9
REAR
A9
8 Route a lashing through deck ring A9, over the stack, through deck ring B8, and back over
the stack toward A9. Secure with a D-ring and load binder.
9 Route a lashing through deck ring B9, over the stack, through deck ring A8, and back over
the stack toward B9. Secure with a D-ring and load binder.
Figure 5-21. Fuse Boxes Stowed (Continued)
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5-27
Chapter 5
BUILDING AND PLACING THE ATTITUDE CONTROL SYSTEM
(ACS) BRIDGE SUPPORT
4-42. Build the ACS bridge support as shown in Figure 5-22. Place the ACS bridge support on the load as
shown in Figure 5-23.
TWO PIECES
1
5 X 30
THREE PIECES
10 X 30
ONE PIECE
¾ X 36 X 67
PLYWOOD
ONE PIECE
36 X 67
2
SEVEN PIECES
16 X 36
TWO PIECES
10 X 36
1 Build two honeycomb stacks to be placed next to the wheels of the howitzer as shown.
2 Build one honeycomb stack to be placed on top of the stacks built in step 1.
Figure 5-22. ACS Bridge Support Stacks Built
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Rigging M119 105-Millimeter Howitzer and Accompanying Load on Dual Row Airdrop System Platform
1
3
2
1
Place the two smaller honeycomb stacks previously built next to the inside of each wheel.
2
Place the larger stack on top of the stacks in step 1.
3 Form a 30-foot lashing and route the free ends around the wheel hubs and secure on top
with two D-rings and a load binder.
Figure 5-23. ACS Bridge Support Stacks Secured on Load
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5-29
Chapter 5
LASHING HOWITZER
4-43. Lash the howitzer to the platform as shown in Figures 5-24 and 5-25. Install and safety the lashings
according to Chapter 2 of this manual.
2
1A
3
1
3
1
Lashing
Tiedown
Instructions
Number
Clevis
Number
Pass lashing:
1
1
Through lunette, right side.
2
1A
Through lunette, left side.
3
3
Through hole in firing platform and around trail, right side.
4
3A
Through hole in firing platform and around trail, left side.
Figure 5-24. Lashings 1 Through 4 Installed
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Rigging M119 105-Millimeter Howitzer and Accompanying Load on Dual Row Airdrop System Platform
9
5
11
7
27
25
22
21
Lashing
Tiedown
Instructions
Number
Clevis
Number
Pass lashing:
5
21
Through hole in firing platform and around trail, right side.
6
21A
Through hole in firing platform and around trail, left side.
7
22
Around the arm, near the tire, right side.
8
22A
Around the arm, near the tire, left side.
9
25
Around the wheel hub, right side.
10
25A
Around the wheel hub, left side.
11
27
Around rail, right side.
12
27A
Around rail, left side.
Figure 5-25. Lashings 5 Through 12 Installed
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5-31
Chapter 5
INSTALLING ACS AND SUSPENSION SLINGS
4-44. Construct, inspect, and position the ACS according to Chapter 2, and as shown in Figure 5-26.
Install the suspension slings and secure ACS according to Chapter 2, and as shown in Figure 5-27.
CAUTION
Ensure the ACS is centered on the load.
1
2
REAR
FRONT
1 Center the front ACS flush to the front of the honeycomb stack containing the collimator.
The ACS 4- by 4-inch lumber must face the rear of the platform.
2 Center the rear ACS on the rear ACS support stacks in the middle with the 4- by 4-inch
lumber facing the front of the platform.
Figure 5-26. Attitude Control System Positioned
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Rigging M119 105-Millimeter Howitzer and Accompanying Load on Dual Row Airdrop System Platform
3
1
2
10
7
1 Install a 3-foot (4-loop), type XXVI nylon sling to clevises 7 and 10. Connect an 11-foot (4
loop), type XXVI nylon sling to the center of the 3-foot sling with a 3 ¾-inch two-point link.
2 Route the sling through the clevis on the ACS from front to rear. Pad and tape the 11-foot
sling with felt from a point 6 inches below the clevis to a point 6 inches above the top of the
ACS.
3 Safety tie the 3 ¾-inch two-point link to the ACS clevis with a loop of type III nylon cord.
Ensure the tie is tight.
4 Install a 3-foot (4-loop), type XXVI nylon sling to the other end of the 11-foot sling with a 3
¾-inch two-point link. Pad and tape the link with felt (not shown). See Chapter 2, Section
VII.
5 Repeat steps 1 through 4 on the left side of load using clevises 7A and 10A.
Figure 5-27. Slings Installed and ACS Secured
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5-33
Chapter 5
6
7
8
20
5
2
6 Route a 30-foot lashing from clevis 5 through front right ACS clevis from front to rear, around
the ACS 4- by 4-inch lumber and back to clevis 5.
7 Repeat above step using clevis 2.
8 Route a 30-foot lashing from clevis 20 through front right ACS clevis from rear to front,
around the ACS 4- by 4-inch lumber and back to clevis 20.
9 Repeat steps 6 through 8 on the left side of load using clevises 2A, 5A, and 20A (not shown).
10 Ensure the ACS is straight and centered on load. Load binders on both sides of the load
must be closed at the same time in the following sequence: 5 and 5A, 2 and 2A, 20 and 20A.
Figure 5-27. Slings Installed and ACS Secured (Continued)
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Rigging M119 105-Millimeter Howitzer and Accompanying Load on Dual Row Airdrop System Platform
13
12
11
24
23
11 Install a 3-foot (4-loop), type XXVI nylon sling to clevises 23 and 24. Connect an 11-foot (4
loop), type XXVI nylon sling to the center of the 3-foot sling with a 3 ¾-inch two-point link.
12 Route the sling through the clevis on the ACS from rear to front. Pad and tape the 11-foot
sling with felt from a point 6 inches below the clevis to a point 6 inches above the top of the
ACS.
13 Safety tie the 3 ¾-inch two-point link to the ACS clevis with a loop of type III nylon cord.
Ensure the tie is tight.
14 Install a 3-foot (4-loop), type XXVI nylon sling to the other end of the 11-foot sling with a 3 ¾
inch two-point link. Pad and tape the link (not shown). See Chapter 2.
15 Repeat steps 11 through 13 on the left side using clevises 23A and 24A (Not shown).
Figure 5-27. Slings Installed and ACS Secured (Continued)
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5-35
Chapter 5
20
19
17
16
26
19
16 Route a 30-foot lashing from clevis 19 through right rear ACS clevis from outside to inside,
rear to front, around the ACS 4- by 4-inch lumber and back to clevis 19.
17 Route a lashing from clevis 26 through right rear ACS clevis from outside to inside, front to
rear, around ACS 4- by 4-inch lumber and back to clevis 26.
18 Repeat steps 16 through 17 on the left side of the load (not shown).
19 Remove all slack from the slings. Tie a length of type III nylon cord around the 11-foot sling
and the ACS sling. Refer to Chapter 2, Figure 2-7 for detailed view.
20 Tie a length of type III nylon cord around the 11-foot nylon sling, behind all lashings, and the
4- by 4-inch lumber of the ACS and tie the ends together. Refer to Chapter 2, Figure 2-7 for
detailed view.
21 Repeat steps 19 and 20 on all slings (Not shown).
Figure 5-27. Slings Installed and ACS Secured (Continued)
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Rigging M119 105-Millimeter Howitzer and Accompanying Load on Dual Row Airdrop System Platform
INSTALLING OUTRIGGER ASSEMBLIES
4-45. Assemble, install, and safety tie the mast and foot assemblies on the DRAS platform according to
TM 10-1670-268-20&P/TO 13C7-52-22 and as shown in Chapter 2, Figures 2-42 through 2-44 and Figure
2-45 steps 1, 2, and 3.
STOWING CARGO PARACHUTES
4-46. Prepare the parachute stowage platform, stow, and restrain three G-11D cargo parachutes on top of
the stowage platform as shown in Chapter 2 and as shown in Figure 5-28.
Notes. 1. All measurements are given in inches.
2. This drawing is not drawn to scale.
3.
8d common wire nails must be used to join the individual pieces.
1
24
2
PLYWOOD
3
(¾ X 48 X 70)
2
2
1
2
1 Nail a 2- by 6- by 70-inch piece of lumber flush with the front and rear edges of a ¾- by 48-
by 70-inch piece of plywood.
2 Nail a 2- by 6- by 37-inch piece of lumber to each side of the plywood as shown.
3 Make three 2-inch holes in each 48-inch side of the platform as shown.
Figure 5-28. Parachute Stowage Platform Constructed and Cargo Parachutes Stowed
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5-37
Chapter 5
7
7
6
5
4
4
13
FRONT
6
4 Set two stacks of 18 layers each of 17- by 20-inch honeycomb flush against each side of
stack 1 and the front of the platform.
5 Set two stacks of 9 layers each of 10- by 10-inch honeycomb on top of the first stack of
ammunition boxes.
6 Set three 70- by 36-inch pieces of honeycomb on top of the four stacks flush with the front
and sides. Ensure that the 10- by 10-inch honeycomb stacks are flush with the rear and sides
of the top three pieces.
7 Center the parachute stowage platform on the honeycomb stacks. Lash the parachute
stowage platform to clevises 6 and 6A and clevises 13 and 13A.
Figure 5-28. Parachute Stowage Platform Constructed and Cargo Parachutes Stowed
(Continued)
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Rigging M119 105-Millimeter Howitzer and Accompanying Load on Dual Row Airdrop System Platform
8
9
FRONT
15
8
8 Prepare and install three G-11D cargo parachutes on top of the stowage platform as shown
above and in Chapter 2.
9 Restrain the parachutes using type VIII nylon webbing tied to clevises 8, 8A, 15, and 15A.
Figure 5-28. Parachute Stowage Platform Constructed and Cargo Parachutes Stowed
(Continued)
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5-39
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