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 5945-01-067-7955
NSN 5975-00-600-5231
NSN 2925-01-371-6853
NSN 5855-00-973-5717
NSN 5905-01-392-0540
NSN 6685-01-660-3819
NSN 5925-01-457-5668
NSN 5965-00-809-4903
NSN 6645-00-947-0625
NSN 6650-01-557-7444
NSN 6610-01-602-5382
NSN 6135-01-424-4940