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 6150-01-010-3274
NSN 5965-01-394-1542
NSN 6110-00-279-8710
NSN 6685-01-538-6371
NSN 5960-00-866-5465
NSN 5915-00-577-1501
NSN 6130-00-462-1122
NSN 6130-00-642-4264
NSN 6150-01-361-3053
NSN 5998-00-734-8314
NSN 5835-01-180-9441
NSN 5960-01-250-5502