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 5998-01-471-9727
NSN 6645-01-148-9063
NSN 6645-00-199-3569
NSN 5925-00-334-4048
NSN 6685-01-103-7081
NSN 5915-01-316-9515
NSN 5990-01-328-2385
NSN 6105-00-318-2699
NSN 6145-01-641-5055
NSN 5999-01-054-5566
NSN 5925-01-481-3442
NSN 6320-01-292-6635