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 5990-00-891-2780
NSN 6685-01-559-4076
NSN 4140-01-219-4301
NSN 2925-01-250-2731
NSN 5998-01-026-1979
NSN 6150-01-565-3780
NSN 5950-01-520-5767
NSN 5910-00-941-8992
NSN 6620-01-087-4361
NSN 6620-00-905-6590
NSN 5975-01-471-7629
NSN 5925-01-200-7813