An item specifically designed to wholly, or in part, enclose the device securing the knob in position. It may have reference markings constant with functional requirements.
Classification: Parts and accessories (not specified or included elsewhere in this chapter) for machines, appliances, instruments or apparatus of chapter 90
NSN 5925-00-655-3468
NSN 2925-01-453-1606
NSN 5945-01-394-2206
NSN 6320-00-139-1090
NSN 5945-01-190-9613
NSN 5930-00-195-4284
NSN 2925-00-056-7112
NSN 6220-01-025-0482
NSN 6110-01-064-5076
NSN 6620-00-313-9237
NSN 6105-01-284-5516
NSN 7035-00-679-9027