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 5935-00-227-1110
NSN 5905-01-350-0628
NSN 5998-01-360-0128
NSN 6645-00-479-9334
NSN 6220-00-296-4101
NSN 2925-00-152-1825
NSN 5855-01-634-0259
NSN 6620-01-281-6386
NSN 6105-01-584-6454
NSN 5945-00-686-1534
NSN 6130-01-376-1625
NSN 6105-01-337-1927