A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Copper screws, nuts, bolts, rivets, and other fasteners not threaded
NSN 5985-00-552-0740
NSN 6130-01-464-2933
NSN 5960-01-370-4285
NSN 6650-00-754-2276
NSN 6620-00-562-6337
NSN 5999-00-793-0259
NSN 6145-01-463-2650
NSN 5895-01-321-4664
NSN 6145-01-560-5747
NSN 6150-00-127-6694
NSN 6220-00-030-6728
NSN 5930-01-632-5569