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 5950-01-485-7368
NSN 6320-01-504-3948
NSN 6645-01-162-8023
NSN 5960-00-126-1654
NSN 2925-01-643-8395
NSN 6685-01-369-2064
NSN 6150-00-192-2734
NSN 2925-01-400-2286
NSN 5996-01-025-5448
NSN 6220-00-939-1429
NSN 6650-01-630-2223
NSN 6610-00-308-9034