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 5935-01-280-1668
NSN 5965-01-473-0825
NSN 2925-01-535-7235
NSN 5905-01-649-1212
NSN 5950-01-077-7536
NSN 5935-01-534-3869
NSN 5996-01-597-4912
NSN 6135-01-222-0703
NSN 5999-00-519-5376
NSN 4140-00-633-1435
NSN 7035-01-271-1643
NSN 5975-01-382-9350