A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6645-01-406-0688
NSN 6620-01-399-3615
NSN 6135-00-567-1322
NSN 5910-00-423-7765
NSN 6135-00-455-2425
NSN 2925-01-053-5697
NSN 5930-00-823-4791
NSN 6685-00-752-4429
NSN 5855-01-136-9532
NSN 6150-01-005-9482
NSN 5895-01-078-0403
NSN 5905-01-514-2886