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 6130-01-400-1122
NSN 5998-01-236-6542
NSN 6320-01-215-6459
NSN 4140-01-145-6415
NSN 5990-01-463-2279
NSN 6650-01-431-8309
NSN 6610-00-912-6374
NSN 5835-01-519-3834
NSN 6220-01-216-3407
NSN 5905-01-547-0054
NSN 5950-00-709-3070
NSN 5930-00-081-2238