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 6220-01-554-8968
NSN 6130-01-398-5387
NSN 5945-00-932-4231
NSN 5925-00-942-8202
NSN 6220-00-033-7234
NSN 6105-00-507-4577
NSN 5985-01-202-9274
NSN 5960-01-435-0677
NSN 5950-01-476-8171
NSN 5975-01-180-6018
NSN 6130-00-508-3655
NSN 5905-01-349-5586