Slots in upper portion
A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery.
Classification: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)
NSN 5950-00-270-4701
NSN 5910-01-049-6998
NSN 5835-01-155-0786
NSN 5996-00-155-4586
NSN 5965-00-057-6944
NSN 5915-01-630-8125
NSN 6110-01-375-6723
NSN 5925-00-384-8023
NSN 2925-01-502-5896
NSN 5925-00-484-7695
NSN 6220-00-244-2552
NSN 5990-01-646-8048