No other part numbers with same form, fit, and function found.
A nonmetallic unthreaded item generally round in cross-sectional shape which, when placed on/in a machined-out portion of the threads of a screw or bolt, or inserted into the machined-out portion of the threads of a nut, locks the item, to which it is fixed, to the attached mating member and prevents loosening during excessive vibration. Excludes bolt, self-locking; nut, self-locking (as modified); screw, self-locking; and insert, screw thread.
NSN 4140-01-016-3143
NSN 5998-00-036-6138
NSN 5985-00-275-5969
NSN 5945-01-213-3757
NSN 7035-01-615-7707
NSN 6135-01-413-4747
NSN 6130-00-189-8000
NSN 5950-01-264-8932
NSN 6650-00-921-1037
NSN 6650-01-633-9147
NSN 5999-00-753-7450
NSN 6650-00-910-2708