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 5950-01-516-4141
NSN 5920-00-728-3487
NSN 6150-00-144-7115
NSN 5960-01-342-1961
NSN 6135-01-442-0890
NSN 5930-01-290-0879
NSN 5999-01-480-6931
NSN 5895-00-568-8304
NSN 5915-01-576-9773
NSN 6130-01-209-6893
NSN 5925-01-100-0970
NSN 6685-01-279-4956