Matl is astm a276, uns s20910 or astm a314, uns s20910; passivation is type 6 or type 7
An endless or split (with joint) hooplike item having a round (or nearly round) cross section. It is used as a connecting, suspending, lashing or fastening medium with chain, rope, clothing, equipage, harness and the like. For split items of resilient material, see ring, retaining. See also link, chain, end.
NSN 5930-01-241-2605
NSN 5920-01-477-5312
NSN 6150-01-254-1664
NSN 5990-01-216-1276
NSN 6645-01-433-6999
NSN 6105-01-604-8621
NSN 6320-01-631-7828
NSN 5998-01-080-4688
NSN 5915-00-054-2206
NSN 5920-01-415-5805
NSN 5920-01-579-5219
NSN 6645-01-406-9420