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 5985-00-232-8105
NSN 2925-00-247-6248
NSN 5905-00-585-5831
NSN 6320-01-527-0211
NSN 6135-01-202-8113
NSN 5990-01-449-7090
NSN 5915-01-083-0070
NSN 5965-01-026-9865
NSN 6620-01-010-9429
NSN 5945-01-641-9241
NSN 6145-01-570-2597
NSN 5895-01-050-9616