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 6220-01-561-3046
NSN 5945-00-147-4305
NSN 6220-00-149-7467
NSN 4140-00-283-6843
NSN 5985-01-083-5140
NSN 5910-01-279-6780
NSN 5910-01-202-7516
NSN 5895-01-558-1075
NSN 5835-00-946-2656
NSN 6610-00-933-1380
NSN 6145-01-349-9882
NSN 5930-01-643-2767