A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6650-01-537-0443
NSN 5905-01-194-1496
NSN 2925-01-437-9041
NSN 5920-01-246-3652
NSN 6645-00-864-6794
NSN 5920-01-214-0451
NSN 5999-01-072-0099
NSN 5985-00-926-8452
NSN 6135-01-088-4301
NSN 6620-01-147-5486
NSN 6145-01-619-4439
NSN 5935-01-648-3530