A flat piece of metal or fiber usually round with a rectangular slot. It is used with a brass fastener to secure paper.
NSN 5910-00-480-1221
NSN 5935-00-269-5516
NSN 6130-01-020-9004
NSN 6650-00-139-5459
NSN 5835-00-830-6416
NSN 5960-01-641-5493
NSN 6645-01-651-9562
NSN 6110-01-421-4449
NSN 7035-01-485-5114
NSN 6610-01-463-8866
NSN 5835-00-834-1286
NSN 5965-01-016-6943