A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5985-00-729-8180
NSN 5990-01-351-4621
NSN 4140-00-385-2925
NSN 5835-01-580-0446
NSN 5925-01-202-9277
NSN 6220-01-058-9107
NSN 5915-01-113-0761
NSN 5855-00-862-3345
NSN 5996-00-763-3810
NSN 6130-01-331-6879
NSN 5930-00-083-9564
NSN 6110-01-253-8362