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 6145-00-921-0754
NSN 5930-01-514-1076
NSN 6135-01-420-5907
NSN 6105-00-014-5010
NSN 5950-00-522-5430
NSN 6620-01-537-1326
NSN 6320-01-441-2438
NSN 5990-01-037-9801
NSN 5945-01-005-2804
NSN 6150-01-353-9708
NSN 6610-01-141-7014
NSN 5855-01-564-9805