Number 4-40 x .250
A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes screw, assembled washer.
NSN 6320-01-328-6575
NSN 5855-00-912-3885
NSN 6145-01-549-3370
NSN 6135-01-612-6991
NSN 6610-01-492-6515
NSN 6130-00-224-6951
NSN 6685-01-078-7556
NSN 6110-01-355-4536
NSN 6105-01-585-8381
NSN 6685-00-155-4301
NSN 4140-00-036-6447
NSN 5835-01-394-3812