A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5975-00-079-0022
NSN 5985-00-900-0544
NSN 2925-01-197-7864
NSN 5910-01-642-0467
NSN 5945-01-158-8229
NSN 6320-01-021-6633
NSN 5915-00-420-1557
NSN 7035-01-573-6595
NSN 5999-00-900-4778
NSN 6150-00-470-4759
NSN 6650-01-467-2355
NSN 6320-01-067-0474