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 4140-01-289-7912
NSN 5990-01-272-4091
NSN 5998-01-474-5577
NSN 5895-01-118-1684
NSN 5985-01-462-6001
NSN 6610-00-081-2365
NSN 5835-00-191-4793
NSN 7035-01-442-7947
NSN 5990-01-032-5160
NSN 5935-01-633-1902
NSN 5915-01-461-9190
NSN 5895-01-243-1076