A flat piece of metal or fiber usually round with a rectangular slot. It is used with a brass fastener to secure paper.
NSN 5835-01-123-8305
NSN 6620-01-447-4607
NSN 5855-01-549-3666
NSN 5945-01-511-8078
NSN 5925-00-945-5463
NSN 5985-01-127-2451
NSN 5975-00-242-6429
NSN 5910-00-813-9356
NSN 5855-01-278-8922
NSN 5895-00-621-0543
NSN 6610-00-134-5625
NSN 6110-01-408-7821