Inturned puramid shaped clamping ridges each side
No other part numbers with same form, fit, and function found.
A structural shape fabricated from a ferrous or nonferrous material and has a flange extending usually at right angles in the same direction from each edge of a web and/or resembling the letter u in cross-sectional form.
NSN 5920-00-150-1148
NSN 5835-01-200-7153
NSN 6135-00-958-7981
NSN 6685-01-100-3012
NSN 2925-00-724-9252
NSN 5920-01-471-2385
NSN 6110-01-425-1449
NSN 5985-00-369-5649
NSN 6145-01-617-3773
NSN 5935-01-239-8214
NSN 5930-00-208-5831
NSN 5960-01-632-6576