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 5925-00-581-3930
NSN 6685-01-293-3099
NSN 6650-00-629-8027
NSN 6110-01-236-6122
NSN 5895-01-600-4429
NSN 6240-01-100-4158
NSN 5975-01-393-0899
NSN 5915-01-456-7857
NSN 6685-01-237-7039
NSN 6620-01-068-4498
NSN 6150-01-507-3755
NSN 5925-01-284-3369