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 5935-01-384-2610
NSN 5975-01-589-4730
NSN 5990-00-195-9460
NSN 5920-00-241-6803
NSN 6610-00-717-6666
NSN 6610-01-535-0310
NSN 5920-01-445-2450
NSN 5990-01-408-6554
NSN 6110-00-345-8007
NSN 6145-01-255-2751
NSN 6220-01-329-3446
NSN 6150-01-106-2055