A structural shape fabricated from a ferrous or nonferrous material and resembles the following cross-sectional forms: for the letter h, both flanges of the h section are equal or longer than the width measured along the axis of the web; for the letter i, a 16 2/3 percent slope on the inside face of the ferrous type flange, either one or both of the nonferrous type flanges are shorter than the length measured along the axis of the web; for the letters t and z, on nonferrous type, the web is usually at right angles to the flanges. Letter h section may have a maximum of 5 percent slope on the inside face of the flanges.
NSN 5905-00-798-6744
NSN 6650-00-364-7866
NSN 5999-01-381-7442
NSN 5985-00-297-7526
NSN 2925-01-442-4171
NSN 5835-01-631-3940
NSN 6220-00-240-3300
NSN 5915-01-451-7535
NSN 6150-01-441-9302
NSN 5915-01-364-2251
NSN 6220-01-376-9287
NSN 6320-00-725-0754