A hardened cylindrical fastener with multiple spiral flutes on its shank. It also has an end smaller in diameter than the outside diameter of the spiral flutes, which acts as a pilot when driven into a drilled hole.
Classification: Threaded fasteners of aluminum
NSN 6145-00-235-2564
NSN 5930-00-932-4928
NSN 5920-01-574-0703
NSN 5920-01-006-0417
NSN 5905-01-050-0630
NSN 5990-01-608-9271
NSN 7035-01-182-1086
NSN 5975-01-581-7332
NSN 5915-00-988-7931
NSN 2925-00-956-3848
NSN 6320-01-357-3222
NSN 6645-01-649-4770