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 5935-01-555-8418
NSN 6105-01-479-2174
NSN 6240-01-216-4060
NSN 5905-00-982-2617
NSN 6650-00-419-4863
NSN 6320-00-925-0558
NSN 5910-01-358-9922
NSN 5990-01-195-3693
NSN 7035-01-295-1609
NSN 5915-00-847-7890
NSN 4140-01-582-2580
NSN 5998-01-386-3749