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 5910-01-160-8773
NSN 6620-01-158-9412
NSN 5950-01-471-8138
NSN 5930-00-156-3700
NSN 6645-00-917-5650
NSN 6105-00-837-8056
NSN 6130-01-186-5847
NSN 6685-01-158-9684
NSN 5910-01-617-1860
NSN 7035-01-408-8698
NSN 6620-01-552-8829
NSN 5960-01-055-6675