Holes are rectangular
No other part numbers with same form, fit, and function found.
A metal item of rectangular cross section perforated at specific intervals and designed to suspend or position pipe, cables, tubes, and the like.
NSN 6220-01-349-3629
NSN 5945-00-752-9942
NSN 5965-01-240-0233
NSN 5960-01-512-0233
NSN 5945-00-113-2822
NSN 5920-00-269-6178
NSN 5910-01-098-7229
NSN 4140-01-373-1788
NSN 5945-01-157-9486
NSN 5998-00-481-4139
NSN 6620-01-233-2583
NSN 6650-00-707-1417