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 4140-01-578-6088
NSN 5835-00-711-3371
NSN 6650-01-100-3185
NSN 6145-00-616-7196
NSN 6130-01-062-1326
NSN 5965-01-121-2319
NSN 4140-01-114-9097
NSN 5835-01-277-0710
NSN 5930-01-106-2835
NSN 5999-01-100-3665
NSN 5945-01-569-3769
NSN 6320-01-353-9753