Used on pratt & whitney jet engines & comp
A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.
NSN 6685-01-416-3714
NSN 5930-00-277-4704
NSN 6130-01-467-3848
NSN 5950-01-152-2551
NSN 2925-01-446-6523
NSN 5910-00-170-3936
NSN 5935-01-207-2041
NSN 6105-01-466-9090
NSN 5965-01-627-4318
NSN 6150-01-455-8256
NSN 5835-01-225-3080
NSN 5925-01-129-6222