Next higher assembly is instrumented sheave
A rigid or flexible item of various shapes attached to a structure for the purpose of providing access for inspection, service, replacement of components and/or adjustments or mounting operations. It is designed to be attached by means of bolt holes, slots, mounting ears, tabs, and the like. To permit access, the mounted cover requires partial or complete removal. It may include an observation window. For items permanently attached by hinges and the like, see door, access (as modified). Excludes all covers not specifically designed to provide access for the purposes listed above.
Classification: Other articles of iron or steel not wire nesoi
NSN 4140-00-783-7754
NSN 6145-01-462-3100
NSN 6685-01-325-7021
NSN 6150-01-584-8894
NSN 5835-00-348-8549
NSN 5920-01-076-7045
NSN 5930-01-176-3900
NSN 5945-00-213-0101
NSN 2925-00-228-8854
NSN 6105-00-549-2668
NSN 5960-01-486-8919
NSN 5950-00-952-2497