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 6620-00-975-5159
NSN 7035-01-026-0117
NSN 6135-01-648-0057
NSN 5930-01-020-8068
NSN 5975-00-514-8614
NSN 6105-01-225-8000
NSN 5999-00-664-1818
NSN 6685-01-496-2150
NSN 6645-00-300-0401
NSN 6620-01-536-7799
NSN 6130-01-535-0952
NSN 6110-01-160-1857