A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6145-01-609-5743
NSN 6685-00-164-1037
NSN 6220-01-503-9186
NSN 6135-01-567-0739
NSN 5935-01-574-9992
NSN 6130-01-268-8576
NSN 5950-00-889-7408
NSN 5998-01-585-0648
NSN 6645-01-284-6533
NSN 5998-01-025-9799
NSN 5990-00-881-6624
NSN 2925-01-228-6554