Table 5-1. Bill of Materials for Loading and Restraining One M60-Series Tank

TM 55-2220-058-14

Table 5-1. Bill of Materials for Loading and Restraining One M60-Series Tank

Approximate

Item

Description

Quantity (feet)

Wire Rope*

6 x 19 IWRC, improved plow steel, preformed, regular-lay; table X, Fed

Spec RR-W-410: 3/8-inch ................................ ................................ .............................

Clips*

Wire rope, U-bolt clips, saddled, single-rip, steel, Crosby heavy-duty or equal;

MIL-STD-16842: 5/8 inch.

Clips*

Wire rope, U-bolt clips, saddled, single-grip, steel, Crosby heavy-duty or equal;

MIL-STD-16842: 5/8- inch.

Shackles**

1 -inch-diameter wire size, 4-inch-diameter inside bow, 2 3/8-inch entrance

to bow, 1 3/8 -inch thread pin, alloy steel heat-treated to 170,000 pounds

minimum break strength; MacLean-Fogg (M-F) 61284, or equivalent.

Ring**

1 4-inch-diameter wire size, 7-inch-diameter inside, alloy steel heat-treated to 300,000

pounds

minimum break strength, MacLean-Fogg (M-F) 61283, or Midland Forge MK0267.

Thimbles

Standard, open-type: 3/8-inch ................................ ................................ ........................

Thimbles

Standard, open-type: 3/8 -inch ................................ ................................ .......................

*Not required if gun tube is installed and tank has an operable external gun-tube brace.

**Furnished with flatcar.

Table 5-2. Application of Materials for Loading and Securing One M60-Series Tank (Fig 5-1 )

Item

No. Required

Application

A thru D

Channels. For description, refer to paragraph 2-2c.

Shackles. At rear of tank, attach one shackle to each tiedown fitting. At front of tank, attach

one shackle to each bottom and top tiedown fitting.

Ring. Attach to towing pintle at rear of tank.

Wire rope,3/8-inch. Wrap gun tube with cushioning material. Place thimbles on the two rear

lifting eyes and apply wire rope in two complete loops: one around gun tube to left-rear

lifting eye, the other around gun tube to right-rear lifting eye. Pull loops hand tight and

secure ends of each loop with two 3/8--inch U-bolt clips. Secure each thimble to wire rope

with one 5/8-inch U-bolt clip. (Not required if tank has operable external gun-tube brace.)

Chains. Furnished with flatcar. Apply chains between tank tiedown fittings and anchor

locations on the deck of the car, as described below.

M6O-SERIES TANK FACING POSITION NO. 44

RT1-B

Chains. Attach chains to the lower right-front tiedown shackle from chain anchors in B34, D34,

and D35.

LT1-B

Chains. Attach chains to the lowe r left-front tiedown shackle from chain anchors in C34, A34,

and A35.

RT1-T

Chains. Attach chains to the upper right-front tiedown shackle from chain anchors in D36,

C35, and C36.

LT1-T

Chains. Attach chains to upper left-front tiedown shackle from chain anchors in A36, B35, and

B36.

RT2

Chains. Attach chains to the right-rear tiedown shackle from chain anchors in D11, D10, and

D9.

LT2

Chains. Attach chains to the left-rear tiedown shackle from chain anchors in All, A10, and A9.

Chains. Attach chains to the ring in the pintle from chain anchors in C11, C10, C9, B11, B10,

and B9.

GENERAL INSTRUCTIONS

1. M60-series tank brakes must be set. Transmission selector must be in park.

2. Turret gun must be in the aft travel position and secured to prevent movement. Turret rotation and gun-elevating

controls must be wire-tied, if feasible, to prevent movement of turret and gun.

3. Turnbuckles of front and rear chain tiedowns must be tightened at the same time to avoid disturbing the tank

position.

4. Also applicable are General Rules 4, 5, 7, 11, 15(g), 19, 19A, and 19C in Section 1 of the Rules Governing the

Loading of Commodities on Open-Top Cars and Trailers, published by the Association of American Railroads. These

general rules are also found in TM 55-2200-001-12.

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