A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5930-00-618-5546
NSN 5985-01-590-5389
NSN 5999-00-471-8953
NSN 5985-01-323-3922
NSN 6645-00-701-2689
NSN 6645-01-246-7129
NSN 5855-01-591-5696
NSN 6145-01-020-1787
NSN 5950-01-055-1810
NSN 5930-01-598-3591
NSN 4140-01-600-6117
NSN 6145-01-304-8806