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 6620-01-406-3584
NSN 6650-01-648-3903
NSN 5990-01-386-5561
NSN 6130-01-483-9809
NSN 5910-01-463-2429
NSN 5998-00-838-7020
NSN 6320-01-029-4220
NSN 6240-01-577-0267
NSN 6320-01-054-3046
NSN 5950-00-372-5591
NSN 5925-01-408-2652
NSN 6685-01-457-5531