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 6645-01-326-0747
NSN 5965-01-555-8775
NSN 6240-01-511-3754
NSN 5905-00-222-8682
NSN 6220-00-913-8486
NSN 5905-00-565-8405
NSN 6145-00-360-7760
NSN 6220-00-801-3872
NSN 5965-01-448-9585
NSN 6110-01-300-4857
NSN 6150-00-170-6572
NSN 5990-01-551-9506