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 5855-01-087-1417
NSN 6110-00-321-1271
NSN 6110-01-236-7928
NSN 5960-00-110-7348
NSN 6135-01-579-3534
NSN 6685-01-430-7167
NSN 6650-01-350-4421
NSN 6650-01-390-6989
NSN 6620-00-919-0163
NSN 6685-01-446-8130
NSN 5945-01-060-9058
NSN 5905-01-050-8400