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 5935-01-281-2725
NSN 6645-01-006-6735
NSN 6105-00-126-9770
NSN 6650-00-852-2736
NSN 5915-00-575-7808
NSN 6240-00-489-8531
NSN 6685-00-843-7239
NSN 5835-00-930-8500
NSN 5935-00-679-9663
NSN 5910-01-498-8262
NSN 6610-01-605-2451
NSN 5965-01-618-8839