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 7035-00-055-9778
NSN 5950-01-019-1009
NSN 6645-01-338-1423
NSN 6685-01-012-1557
NSN 5999-01-051-4170
NSN 5998-00-998-8940
NSN 6130-01-308-7643
NSN 6685-01-536-2538
NSN 6150-00-852-7040
NSN 5965-01-555-9674
NSN 2925-01-547-4565
NSN 6320-01-166-3602