A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5920-01-236-3009
NSN 5985-01-627-0586
NSN 5925-00-575-2986
NSN 7035-00-549-2722
NSN 6220-01-058-9107
NSN 5960-00-553-7338
NSN 5920-01-089-7903
NSN 4140-01-556-4113
NSN 5960-01-478-2672
NSN 6620-01-576-7723
NSN 6110-01-544-3949
NSN 5945-01-080-8729