No other part numbers with same form, fit, and function found.
A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.
Classification: Nuts of iron or steel
NSN 4140-01-125-1374
NSN 5855-01-561-5995
NSN 2925-01-244-3016
NSN 5920-00-701-1200
NSN 2925-01-462-1620
NSN 6105-01-401-5361
NSN 6685-00-177-6491
NSN 5895-01-264-5260
NSN 7035-00-946-2642
NSN 6685-01-555-7938
NSN 5950-00-254-8290
NSN 6135-01-222-5464