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 5950-00-771-5535
NSN 4140-00-709-6959
NSN 6150-01-132-7828
NSN 5945-01-025-1163
NSN 6320-01-171-3238
NSN 5855-00-483-0020
NSN 4140-01-320-1179
NSN 5950-00-595-8599
NSN 5835-01-091-2553
NSN 6145-00-830-8210
NSN 5930-00-503-3991
NSN 6130-00-245-4302