A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6620-01-075-5299
NSN 5965-00-153-5216
NSN 6610-00-575-7933
NSN 5960-00-933-2710
NSN 6650-01-162-2881
NSN 5975-01-523-4302
NSN 5990-00-814-9788
NSN 6240-00-428-4027
NSN 5920-01-423-8595
NSN 5835-01-209-6410
NSN 5996-01-065-0939
NSN 5895-01-111-7162