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 6110-01-174-8413
NSN 5905-01-563-2247
NSN 4140-00-778-1836
NSN 6650-01-660-1895
NSN 6320-00-894-1644
NSN 5950-01-112-0085
NSN 6240-00-244-0483
NSN 6645-00-928-7208
NSN 5905-00-534-6557
NSN 6650-00-103-3239
NSN 6620-01-423-2612
NSN 6135-00-010-5275