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 5965-01-515-2009
NSN 6240-01-516-4081
NSN 5985-01-131-2671
NSN 5996-01-359-8719
NSN 5915-00-925-7362
NSN 5950-01-579-1038
NSN 2925-01-602-8709
NSN 5985-00-284-7446
NSN 5895-01-492-5415
NSN 5950-00-805-8985
NSN 6135-01-271-7151
NSN 5895-01-615-3067