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 5910-01-032-4412
NSN 5905-00-858-4689
NSN 5920-01-493-7051
NSN 6240-01-393-5945
NSN 6105-01-656-0530
NSN 5895-01-411-6024
NSN 5930-01-634-0659
NSN 6620-01-106-3553
NSN 2925-00-326-0539
NSN 5915-00-763-5481
NSN 6620-01-250-1692
NSN 7035-01-211-5636