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 4140-01-588-1041
NSN 5965-01-160-7037
NSN 6110-01-090-0804
NSN 6135-01-633-8502
NSN 5925-00-100-0102
NSN 5975-01-050-5728
NSN 5990-01-419-0661
NSN 5855-00-179-8588
NSN 6220-01-222-7527
NSN 5998-00-398-0021
NSN 6685-00-910-6989
NSN 6135-01-579-3534