An externally threaded fastener whose threaded portion is of one nominal diameter and with a head specially designed to fit in a slot and hold against turning.
NSN 6240-00-304-7015
NSN 5996-01-155-6922
NSN 6645-01-575-4181
NSN 5915-01-227-6349
NSN 5999-00-328-5493
NSN 5996-00-513-0485
NSN 5996-01-295-2004
NSN 5895-00-218-1355
NSN 5835-01-055-6063
NSN 6650-01-157-8806
NSN 7035-01-364-8454
NSN 5965-00-479-9567