Cage 4s077 state they are the oem
No other part numbers with same form, fit, and function found.
A metallic or nonmetallic item which is rigid, flat and generally smooth. Its thickness is small in comparison to its length and width. It is designed for mounting another item and may have drilled or threaded holes or other facilities for mounting to a supporting object or surface. See support, as modified. Do not use if a more specific name applies.
NSN 6650-01-501-7061
NSN 5925-01-188-7630
NSN 6650-00-425-7028
NSN 5935-01-146-4363
NSN 2925-01-407-3437
NSN 5950-01-089-9459
NSN 6110-00-625-8643
NSN 6240-01-408-7335
NSN 5930-01-169-5301
NSN 6645-00-970-5739
NSN 7035-00-763-6180
NSN 6650-00-910-2708