A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5915-01-654-9378
NSN 5910-00-497-4400
NSN 5950-01-659-5977
NSN 5925-01-253-0066
NSN 6145-01-191-1529
NSN 5999-01-579-3295
NSN 6645-01-139-0156
NSN 6130-01-487-4136
NSN 6685-01-497-8103
NSN 5985-00-208-0572
NSN 5895-01-018-6345
NSN 6645-01-113-2525