A headed externally threaded fastener whose threaded portion is of one nominal diameter, with a square neck directly beneath the head.
Classification: Other copper screws (not for wood) bolts and nuts
NSN 4140-01-025-1555
NSN 2925-00-365-3289
NSN 6220-01-322-8450
NSN 5975-01-362-6388
NSN 5855-01-147-6024
NSN 7035-01-551-9668
NSN 6105-00-707-5962
NSN 6110-01-433-2214
NSN 6135-00-840-6451
NSN 5915-01-159-7016
NSN 5996-00-987-9080
NSN 5920-00-919-4512