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 5996-01-010-3816
NSN 5855-01-614-1661
NSN 5935-01-304-7377
NSN 5965-01-019-5406
NSN 5999-00-090-0083
NSN 5950-00-513-9596
NSN 6220-01-521-4070
NSN 6130-01-144-8642
NSN 5960-01-495-0859
NSN 7035-00-531-9925
NSN 6240-01-463-8276
NSN 6110-01-567-1652