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 5935-01-367-0968
NSN 5998-00-596-9568
NSN 6220-00-809-6071
NSN 5990-01-492-6575
NSN 5935-01-329-2464
NSN 6320-00-433-2773
NSN 5996-00-303-4461
NSN 5910-00-288-5979
NSN 6145-00-583-9989
NSN 5950-01-465-7126
NSN 4140-01-518-4639
NSN 6105-01-298-5140