A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.
Classification: Nuts of iron or steel
NSN 5930-01-428-4258
NSN 4140-01-069-4576
NSN 6135-01-367-6203
NSN 4140-01-165-6409
NSN 6110-01-162-3399
NSN 5985-01-235-9517
NSN 6620-01-417-3314
NSN 6645-00-038-7737
NSN 6130-01-069-0964
NSN 5998-01-564-4931
NSN 5975-01-412-7477
NSN 5895-01-421-4487