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 5925-01-579-3438
NSN 5920-01-605-5869
NSN 5920-00-201-4914
NSN 5855-00-179-8588
NSN 6610-00-280-6037
NSN 5985-01-014-6492
NSN 5895-00-927-8002
NSN 5950-01-245-1369
NSN 5996-01-332-1548
NSN 5945-00-932-9071
NSN 5965-01-142-1807
NSN 6150-00-490-9346