A d-shaped part and a u-shaped part mounted on a common axis so as to permit relative rotation between the parts. The u-shaped part has a pin or a bolt across the open legs.
NSN 5975-01-231-9080
NSN 6685-01-659-1972
NSN 5960-01-367-0981
NSN 5855-01-088-8700
NSN 5905-01-508-5120
NSN 6105-01-038-3888
NSN 5985-01-642-3300
NSN 5910-00-916-2280
NSN 5945-01-400-2304
NSN 5950-00-471-7665
NSN 6240-01-462-1874
NSN 6105-01-261-3046