A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6685-00-622-4311
NSN 5925-00-469-7683
NSN 5985-00-553-9735
NSN 6135-01-200-5144
NSN 5965-01-507-4318
NSN 5960-00-280-3465
NSN 6240-01-184-5004
NSN 6135-01-010-0891
NSN 5996-00-252-6722
NSN 5905-00-161-4707
NSN 5996-01-472-2858
NSN 6135-01-255-9129