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 5930-01-497-5596
NSN 5925-01-384-3402
NSN 5990-01-386-5561
NSN 5985-01-567-3248
NSN 5915-01-481-3999
NSN 6105-01-514-1743
NSN 6135-01-309-8414
NSN 6685-01-358-2885
NSN 5905-00-814-7994
NSN 5985-01-331-3506
NSN 5999-01-472-2269
NSN 5920-00-860-0456