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 6650-01-335-6669
NSN 5905-01-616-6841
NSN 6240-00-643-4532
NSN 5950-01-555-3566
NSN 6320-00-036-3688
NSN 2925-00-833-9466
NSN 5960-01-065-9684
NSN 4140-00-368-4261
NSN 6650-01-373-8067
NSN 5975-01-299-3356
NSN 6685-01-607-1743
NSN 5855-01-406-2606