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 6650-01-246-0213
NSN 6220-00-939-1429
NSN 5910-00-050-3360
NSN 6105-00-578-8114
NSN 6685-01-607-7300
NSN 5985-00-052-0818
NSN 5960-01-014-8073
NSN 5998-01-334-9701
NSN 6150-00-251-7608
NSN 5945-00-983-7586
NSN 5930-00-468-6097
NSN 5960-00-233-5488