federal specification is qq-b-626; surface treatment ans classification is military specification mil-f-14072
An item designed to be attached in place of the mounting bushing nut and/or attached to the chassis or panel for a volume control, a variable capacitor or the like to permit locking the shaft in a fixed position.
Classification: Parts and accessories (not specified or included elsewhere in this chapter) for machines, appliances, instruments or apparatus of chapter 90
NSN 5999-01-032-1290
NSN 5990-00-767-0893
NSN 6150-00-606-2357
NSN 5835-00-918-3720
NSN 4140-01-063-5929
NSN 2925-00-845-1480
NSN 7035-01-391-7470
NSN 4140-01-177-6292
NSN 6650-01-428-6799
NSN 5996-01-212-9866
NSN 5999-00-904-8151
NSN 2925-01-411-4666