A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5945-01-536-7175
NSN 6220-01-386-3082
NSN 5999-01-503-0456
NSN 5998-01-317-0761
NSN 5920-01-422-4790
NSN 5905-01-257-0199
NSN 6685-01-391-7560
NSN 6150-01-271-1618
NSN 6650-01-551-6866
NSN 5945-00-338-9134
NSN 5905-01-161-7544
NSN 6150-01-572-3691