A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6135-01-550-2518
NSN 5915-01-412-8667
NSN 5999-01-217-0042
NSN 5905-01-236-0897
NSN 5950-01-415-5752
NSN 5960-01-319-3932
NSN 5910-01-533-7838
NSN 6240-01-642-3740
NSN 6145-01-348-8602
NSN 5990-01-188-7309
NSN 5835-00-847-7277
NSN 5996-01-049-4302