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 5915-00-774-8418
NSN 6685-01-224-5167
NSN 6135-01-416-8342
NSN 5905-01-490-4290
NSN 5990-01-314-2264
NSN 6110-01-445-8316
NSN 6220-01-394-2604
NSN 6135-00-182-7008
NSN 5998-01-324-3982
NSN 5960-01-275-7552
NSN 5998-01-444-1189
NSN 6220-00-052-0700