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 7035-01-331-5614
NSN 6220-01-420-0390
NSN 5996-01-195-6509
NSN 5996-01-099-4588
NSN 6685-01-319-0999
NSN 5920-01-349-8136
NSN 6110-00-592-7474
NSN 5930-00-947-6880
NSN 6135-01-167-7604
NSN 5920-01-343-2536
NSN 6685-00-329-7010
NSN 5935-01-511-0588