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 5920-01-544-8371
NSN 6150-01-157-2931
NSN 5985-01-626-6851
NSN 5965-01-089-8579
NSN 5935-00-198-4462
NSN 6320-00-790-4844
NSN 6645-00-047-9470
NSN 7035-01-040-1180
NSN 5975-01-435-5649
NSN 6105-00-444-6994
NSN 5910-01-525-6723
NSN 6650-01-449-2334