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 5905-01-237-2386
NSN 5990-01-389-1196
NSN 6645-00-933-2170
NSN 6685-01-487-8568
NSN 5999-01-268-5217
NSN 5925-01-237-6865
NSN 5960-01-056-4982
NSN 5985-00-269-5388
NSN 6150-00-889-0741
NSN 5930-01-151-7434
NSN 6105-00-788-8001
NSN 2925-01-327-3069