Two parts mounted on common axis so as to permit a relative rotation between the parts. One part has a round or oval opening and the other is u-shaped and has a pin or bolt across the open legs.
NSN 6145-00-663-6133
NSN 5905-01-529-6604
NSN 6110-01-633-9660
NSN 2925-01-543-0073
NSN 7035-01-421-4446
NSN 5975-00-498-4892
NSN 6645-01-263-3621
NSN 5996-00-222-6049
NSN 6620-01-094-6549
NSN 5996-01-645-2096
NSN 5998-01-382-6107
NSN 5910-00-331-9674