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 5960-01-539-1956
NSN 5975-01-450-3887
NSN 5855-00-189-6066
NSN 5905-01-154-2579
NSN 6110-01-554-0544
NSN 6150-00-216-6542
NSN 6150-00-081-7216
NSN 5945-01-530-8687
NSN 6320-00-521-9350
NSN 6220-01-616-2987
NSN 5855-01-013-6864
NSN 6650-00-917-0436