No other part numbers with same form, fit, and function found.
A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.
Classification: Nuts of iron or steel
NSN 5855-01-290-3248
NSN 6135-01-029-9315
NSN 6650-01-145-5173
NSN 5999-01-167-7648
NSN 5985-00-819-1085
NSN 6110-01-620-0329
NSN 5999-00-325-1185
NSN 6130-00-829-1754
NSN 6610-01-633-4179
NSN 5835-00-833-7080
NSN 5915-01-403-2599
NSN 5925-01-115-2311