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 5895-00-222-5043
NSN 6150-01-422-2574
NSN 5905-01-468-1613
NSN 5990-01-180-7365
NSN 4140-00-580-8508
NSN 5945-01-479-6331
NSN 6685-01-594-4929
NSN 5895-00-446-2493
NSN 5990-01-432-0523
NSN 5855-01-010-4921
NSN 5985-00-334-8160
NSN 6150-00-557-1420