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 4140-01-188-6977
NSN 5945-00-709-4321
NSN 5915-01-201-2937
NSN 6145-01-373-2540
NSN 5925-01-339-3450
NSN 6620-00-080-2847
NSN 6150-01-219-7119
NSN 5935-00-786-1473
NSN 5910-01-026-9088
NSN 5895-01-108-9326
NSN 6110-01-190-5512
NSN 5835-00-177-2970