Company calls this a cover, protect tstpt
No other part numbers with same form, fit, and function found.
A cover of various shapes, sizes and materials, specifically designed to fit over the opening(s) of mechanical connections such as drive lines, air and fluid ducts and the like, of various equipments to provide mechanical protection and/or prevent the entrance of foreign matter during shipping, storage or maintenance. the cover is not an integral part of the equipment when the equipment is installed in the end item. it is designed to be attached by means of bolt holes, slots, mounting ears, tabs and the like. see also cap (1), protective, dust and moisture seal. excludes cover, access.
Classification: Gaskets,washers & other seals
NSN 6320-01-052-2118
NSN 5945-00-213-0101
NSN 6130-01-049-2984
NSN 5975-01-242-9549
NSN 5910-01-106-1692
NSN 5999-01-208-8826
NSN 5965-00-404-6809
NSN 6135-01-026-9960
NSN 5975-00-679-6738
NSN 5960-00-279-3536
NSN 6650-01-481-3618
NSN 5930-01-425-1206