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 5905-00-156-7154
NSN 6135-00-112-8637
NSN 5950-00-059-7517
NSN 5960-01-391-1308
NSN 6105-01-406-4228
NSN 6145-00-919-8723
NSN 7035-01-204-9851
NSN 6150-01-386-6712
NSN 7035-00-922-5700
NSN 5996-01-467-9391
NSN 6620-01-179-6010
NSN 5855-00-560-0110