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 5945-00-824-4179
NSN 6620-01-543-5491
NSN 6645-01-211-6502
NSN 5915-01-658-6472
NSN 5915-01-267-5670
NSN 5855-01-268-6468
NSN 4140-00-026-5437
NSN 5996-01-325-2515
NSN 6645-01-497-1998
NSN 6610-01-100-3662
NSN 5925-01-510-8584
NSN 6650-01-328-8363