No other part numbers with same form, fit, and function found.
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 5930-00-973-8259
NSN 5930-01-552-9422
NSN 5975-01-544-2513
NSN 5945-01-156-0242
NSN 6650-01-623-5931
NSN 6135-01-074-8220
NSN 6320-00-098-2858
NSN 5935-00-236-3518
NSN 6150-01-021-1140
NSN 6620-01-076-8706
NSN 5950-01-211-7018
NSN 6220-00-208-5454