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 5910-01-235-6198
NSN 6650-01-118-8984
NSN 6320-01-287-8070
NSN 5925-01-145-6444
NSN 6620-01-265-2887
NSN 2925-00-852-6708
NSN 5960-01-014-1595
NSN 6620-01-012-2852
NSN 5996-00-351-2369
NSN 5990-01-476-0722
NSN 5920-01-167-8908
NSN 6610-01-614-7191