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 5835-01-408-2503
NSN 5855-00-228-8446
NSN 6135-01-373-2518
NSN 5990-01-476-0722
NSN 6240-01-372-5894
NSN 5996-01-442-5218
NSN 6130-00-222-1164
NSN 5945-00-738-2522
NSN 5915-01-425-8441
NSN 5990-00-721-6666
NSN 5975-01-361-9141
NSN 5998-00-618-0235