No other part numbers with same form, fit, and function found.
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.
NSN 6240-01-241-5209
NSN 6220-01-209-6219
NSN 5920-01-368-5414
NSN 5895-01-267-7182
NSN 6320-01-457-2805
NSN 5985-01-578-8233
NSN 6650-01-459-8575
NSN 5905-01-461-2035
NSN 5905-01-633-9487
NSN 5998-01-505-5981
NSN 5985-01-462-5565
NSN 6645-00-620-9294