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 6220-01-293-1322
NSN 6685-01-569-4374
NSN 2925-00-402-5582
NSN 5855-01-232-6883
NSN 6610-01-023-1812
NSN 5930-01-047-1114
NSN 5895-01-381-5642
NSN 5960-00-570-6986
NSN 6240-01-169-8223
NSN 6110-01-345-2381
NSN 6130-01-285-2263
NSN 5915-01-160-7123