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 5905-01-604-0709
NSN 5999-01-660-3003
NSN 6110-01-529-7753
NSN 5895-01-318-5837
NSN 5925-01-350-9832
NSN 5950-00-615-9933
NSN 5990-01-017-8280
NSN 5999-01-568-2148
NSN 6320-00-070-4544
NSN 6150-00-359-2019
NSN 5930-01-340-5773
NSN 5920-01-131-0668