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 5920-01-642-8946
NSN 5996-01-012-4188
NSN 5920-01-614-3346
NSN 5985-01-391-7665
NSN 5996-00-553-7348
NSN 5999-00-753-6812
NSN 6650-01-399-8552
NSN 5895-01-024-4341
NSN 6685-01-152-2768
NSN 5930-00-189-2745
NSN 5855-01-459-7508
NSN 6130-01-049-2984