A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6105-01-335-2311
NSN 6685-01-215-8125
NSN 6645-01-461-9250
NSN 6150-01-099-9619
NSN 5999-01-217-0042
NSN 5960-01-462-1864
NSN 5895-01-145-5204
NSN 6145-01-226-2882
NSN 6135-01-497-4516
NSN 6130-00-009-1095
NSN 5945-01-090-0610
NSN 6610-01-523-8189