[METRIC]
A-A-52496
August 3, 1994
SUPERSEDING
MS500038A
16 February 1978
COMMERCIAL ITEM DESCRIPTION
HOOK, TOWING: MEDIUM
(FOR VEHICLES 13 TO 36 METRIC TONNES) (METRIC)
The General Services Administration has authorized the use of this Commercial Item
Description (CID) for all federal agencies.
1. SCOPE. This CID covers the requirements for a medium towing hook which is used for
towing vehicles weighing 13 to 36 metric tonnes. The hook interfaces with towing lug which is
attached to the vehicle to be towed.
2. SALIENT CHARACTERISTICS
2.1 Materials. Materials shall be made of forging alloy steel in accordance with Unified
Numbering System (UNS) H41400 to H41500, H43370, H43400, H51400 to H51500, H86400
to H86500, H87400, and H87420. The use of recovered materials made in compliance with
regulatory requirements is acceptable providing that all requirements of this CID are met
(see 5.5).
2.2 Heat treatment. The hooks shall be quenched, tempered, and hardened to 271-327 Brinell
Hardness Number (BHN).
2.3 Design and construction. Hooks shall be designed and constructed in accordance with
figure 1 or suitable interchangeable towing hook.
2.4 Finish. The hooks shall be finish treated in accordance with Chemical Agent Resistant
Coating (CARC) painting procedure specified in Army Drawing 12369003. The top coat color
shall be green 383.
Beneficial comments, recommendations, additions, deletions clarifications, etc. and any other
data which may improve this document should be sent by letter to: U.S. Army Tank-automotive
Command, ATTN: AMSTA-GLC, Warren, MI 48397-5000.
FSC 2540
DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited.
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
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