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 7035-01-211-5636
NSN 4140-00-375-6021
NSN 6105-00-888-7158
NSN 6135-01-222-0703
NSN 7035-00-179-3924
NSN 2925-01-116-6838
NSN 7035-01-579-5613
NSN 5985-01-357-4461
NSN 5996-01-398-8197
NSN 5855-00-951-6483
NSN 5905-01-517-5081
NSN 5960-01-381-8475