Two u-shaped parts mounted on a common axis so as to permit relative rotation between the parts. The u-shaped parts have a pin or a bolt across the open legs.
NSN 5990-01-093-8328
NSN 6320-00-228-5678
NSN 5835-00-984-1233
NSN 5990-00-913-5400
NSN 6610-01-255-4544
NSN 4140-01-399-8527
NSN 2925-01-320-6512
NSN 6685-01-224-9008
NSN 2925-01-254-3068
NSN 6145-01-268-3816
NSN 6130-01-555-8531
NSN 5965-01-247-5696