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 6240-00-978-9752
NSN 5998-00-294-4969
NSN 6150-01-426-5186
NSN 5999-00-276-9299
NSN 5950-00-247-0956
NSN 5905-00-190-3372
NSN 5925-00-196-6978
NSN 5910-00-424-9823
NSN 5855-01-294-2804
NSN 5920-00-469-2648
NSN 7035-00-763-6180
NSN 5925-01-534-4866