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 5910-00-353-6649
NSN 5990-01-468-1292
NSN 6105-01-627-9494
NSN 5905-01-452-6434
NSN 6620-01-205-6608
NSN 5855-01-033-1375
NSN 5905-00-940-0748
NSN 6240-01-230-4938
NSN 5910-01-240-9177
NSN 5920-01-449-1534
NSN 4140-01-221-3431
NSN 5960-01-108-6636