A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Articles of aluminum nesoi
NSN 5999-01-377-2387
NSN 5930-01-222-6186
NSN 5855-01-366-2429
NSN 5999-01-247-6536
NSN 5950-01-508-8586
NSN 4140-00-007-4578
NSN 5990-01-646-8048
NSN 5950-01-522-4814
NSN 6240-01-495-9845
NSN 5985-00-953-0098
NSN 5925-01-195-2985
NSN 6110-01-040-1780