A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6145-00-331-3526
NSN 6110-01-468-6730
NSN 5895-01-630-0956
NSN 7035-00-179-3924
NSN 5905-01-326-3390
NSN 6110-01-296-3795
NSN 5910-01-020-7152
NSN 5965-00-985-9157
NSN 6110-01-418-6589
NSN 5998-00-467-5774
NSN 6145-01-645-9220
NSN 6650-00-736-8456