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 6130-00-610-2392
NSN 6240-01-352-3642
NSN 5960-00-705-9094
NSN 5905-01-159-0776
NSN 6620-01-163-6125
NSN 5915-01-442-4245
NSN 5950-01-398-8161
NSN 6610-01-144-8401
NSN 6130-00-176-1664
NSN 6685-00-238-3349
NSN 6130-00-772-4529
NSN 5996-01-643-4962