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 5905-00-076-4301
NSN 6645-00-596-5388
NSN 2925-01-607-7754
NSN 5895-01-660-6451
NSN 5999-00-785-9274
NSN 6105-00-660-8882
NSN 5998-01-041-8797
NSN 5985-00-122-5041
NSN 5985-00-574-9367
NSN 6220-01-290-8763
NSN 5855-01-400-1590
NSN 6685-01-293-1267