A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6110-01-415-3542
NSN 7035-01-158-7673
NSN 6645-01-185-7684
NSN 5965-01-527-1220
NSN 5910-00-652-6057
NSN 6135-01-641-4356
NSN 5835-00-160-7142
NSN 5950-01-225-2866
NSN 6145-00-494-2847
NSN 5990-01-185-9835
NSN 5975-01-502-8267
NSN 6685-00-322-2179