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 5999-00-148-8187
NSN 5915-01-435-9221
NSN 5835-00-013-9271
NSN 5895-00-401-8601
NSN 4140-01-478-9203
NSN 5945-01-626-4693
NSN 6130-01-417-5229
NSN 5990-00-982-4382
NSN 6110-01-499-3412
NSN 5905-01-264-7456
NSN 5950-01-183-5375
NSN 5945-01-506-0619