An item in the form of a segment of a disk, which may have a flat bottom, with or without projecting shoulders, designed to fit into a keyway in an axle or shaft, and into a matching slot in the hub or boss of a wheel, gear or pulley.
NSN 4140-01-099-1698
NSN 6610-01-565-2716
NSN 6645-01-338-1423
NSN 5960-01-342-1961
NSN 5999-00-354-4613
NSN 5965-01-655-1457
NSN 5960-01-096-3815
NSN 5910-00-057-8207
NSN 5930-01-444-1626
NSN 5950-01-076-4232
NSN 6610-00-008-4075
NSN 5998-01-491-0056