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 2925-00-956-3848
NSN 6220-01-435-6297
NSN 5855-01-433-4393
NSN 5999-01-174-7986
NSN 6130-00-842-5721
NSN 6645-00-025-4771
NSN 5855-00-869-3635
NSN 5975-01-006-6037
NSN 5990-01-602-6701
NSN 4140-00-248-6089
NSN 2925-00-215-4954
NSN 6105-01-604-7528