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 4140-00-563-7648
NSN 6645-00-405-8570
NSN 5910-00-374-5048
NSN 2925-00-734-9380
NSN 6320-01-592-6248
NSN 5965-00-289-6280
NSN 5998-00-845-4873
NSN 5915-01-442-6050
NSN 5925-00-336-1992
NSN 5835-01-456-3922
NSN 6220-01-279-1331
NSN 2925-01-289-6448