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 5990-01-087-7081
NSN 5935-00-529-0921
NSN 6320-01-607-1491
NSN 6110-00-905-6148
NSN 5950-00-820-1498
NSN 6240-01-047-9930
NSN 4140-01-650-1208
NSN 2925-01-524-6622
NSN 5965-01-499-1415
NSN 6240-00-968-9274
NSN 6685-01-222-5556
NSN 5910-01-160-6988