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 6685-00-896-0009
NSN 5920-01-381-7691
NSN 6645-01-473-9179
NSN 5999-01-424-6273
NSN 6650-00-334-5901
NSN 6135-01-549-5587
NSN 5910-00-855-6688
NSN 5930-00-435-8398
NSN 5855-01-656-6808
NSN 5998-00-997-2077
NSN 5975-01-519-8899
NSN 5965-01-354-2029