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 5985-01-468-0368
NSN 5945-01-444-4956
NSN 6620-01-309-1287
NSN 5990-00-258-0228
NSN 6610-01-012-4081
NSN 5925-00-328-3885
NSN 5965-01-648-0116
NSN 6150-01-084-0992
NSN 5960-01-278-9394
NSN 2925-01-543-5571
NSN 7035-01-052-3815
NSN 2925-00-365-3289