Item is called crossmember with several pieces and hard ware in the assembly
No other part numbers with same form, fit, and function found.
A bracket of various shapes (other than angle), designed to be attached to a supporting surface for the specific purpose of positioning, aligning and/or supporting another item. Excludes brace (as modified); bracket, angle; and bracket, double angle. See also bracket (1), electrical connector; bracket, fire extinguisher; bracket, solenoid; bracket, track, sliding door; and retainer (as modified).
NSN 5935-01-519-5307
NSN 6650-01-222-1749
NSN 6650-00-499-7446
NSN 6150-01-068-1848
NSN 5925-00-837-9467
NSN 6610-00-734-5976
NSN 5996-01-096-2766
NSN 5985-00-511-4251
NSN 6110-01-584-0111
NSN 6650-00-717-8913
NSN 5895-01-025-6125
NSN 6610-01-554-7451