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 5965-00-303-9701
NSN 5835-01-426-6573
NSN 6240-00-153-6515
NSN 5945-00-198-9941
NSN 5920-00-269-6178
NSN 5835-01-532-9373
NSN 6685-01-400-4192
NSN 5990-00-827-0684
NSN 4140-01-372-8925
NSN 6240-00-874-3533
NSN 6620-01-401-5356
NSN 6220-00-682-8292