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 5945-01-381-5287
NSN 5915-00-148-4515
NSN 6620-01-623-2530
NSN 5996-01-208-0472
NSN 5999-01-283-9141
NSN 5925-00-576-8179
NSN 5925-01-168-3943
NSN 5895-01-332-1980
NSN 5895-01-218-0602
NSN 6610-01-481-9575
NSN 5925-00-827-0927
NSN 5915-00-774-3716