A screw, (as modified) to which has been assembled one or more nonremovable washer(s).
Classification: Other copper screws (not for wood) bolts and nuts
NSN 5990-01-258-0512
NSN 6105-01-461-7953
NSN 5835-00-187-1481
NSN 5998-01-409-1808
NSN 4140-01-359-5742
NSN 5910-01-095-3317
NSN 5905-01-049-1733
NSN 5935-01-384-3835
NSN 5985-01-625-1368
NSN 5925-01-397-8520
NSN 5950-01-205-5166
NSN 6685-01-562-7275