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 5930-00-826-6915
NSN 5915-01-338-0771
NSN 5910-00-375-9144
NSN 6620-01-415-5803
NSN 5975-01-365-9585
NSN 5905-01-323-4811
NSN 2925-01-579-8620
NSN 5915-00-148-2751
NSN 5975-00-026-0933
NSN 5985-01-367-2220
NSN 6610-01-208-8639
NSN 4140-01-382-3864