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 6135-01-519-7879
NSN 6145-01-279-8774
NSN 6645-01-004-0803
NSN 5915-01-234-2371
NSN 6145-01-020-7722
NSN 7035-01-177-2807
NSN 5905-00-795-8357
NSN 6610-01-633-6773
NSN 5855-01-485-3429
NSN 6110-01-611-4687
NSN 5985-00-293-8322
NSN 5910-00-753-2850