A metal hook formed with a relatively narrow throat which grabs a chain link and prevents the chain loop tightening when load is applied.
NSN 6650-00-266-6808
NSN 6240-01-028-6737
NSN 6130-01-499-5533
NSN 5998-01-180-0549
NSN 5835-00-332-8540
NSN 5990-00-924-8024
NSN 5915-00-226-6863
NSN 5975-01-320-2760
NSN 5925-01-204-3363
NSN 6650-01-453-2382
NSN 5905-00-506-6606
NSN 6105-01-180-7066