A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5945-00-336-3166
NSN 6150-01-627-0064
NSN 6135-00-856-1343
NSN 4140-01-334-4113
NSN 6645-01-206-4888
NSN 4140-00-339-8125
NSN 5975-01-567-2335
NSN 5990-01-024-9659
NSN 6110-01-154-0002
NSN 7035-00-264-7543
NSN 5999-00-756-0839
NSN 6220-01-056-5169