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 5835-01-183-7467
NSN 5835-01-116-2369
NSN 5930-01-360-0679
NSN 6240-01-623-3453
NSN 6685-01-364-2316
NSN 6610-01-543-5705
NSN 6650-01-415-5573
NSN 5990-01-068-1651
NSN 5895-00-185-0891
NSN 5975-00-840-0045
NSN 5990-00-277-3763
NSN 5996-01-555-5314