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 5998-01-102-3380
NSN 5990-00-373-9787
NSN 5999-01-294-1372
NSN 5960-00-623-4309
NSN 5998-01-219-1767
NSN 6145-01-524-7113
NSN 6240-00-364-0850
NSN 5975-01-301-8620
NSN 4140-00-780-6443
NSN 5996-01-435-4889
NSN 6320-01-177-3192
NSN 5895-00-859-9956