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 5835-01-116-2369
NSN 5990-01-540-1619
NSN 6610-01-460-4864
NSN 5996-00-313-9180
NSN 4140-01-409-1764
NSN 5920-01-521-2424
NSN 4140-01-493-5182
NSN 6650-00-929-3946
NSN 4140-01-145-6524
NSN 6130-00-521-1414
NSN 5895-01-463-2728
NSN 5985-01-576-5921