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 6220-01-182-9306
NSN 6110-01-382-9706
NSN 5950-01-437-7445
NSN 5895-01-134-9057
NSN 5855-00-281-3843
NSN 5905-00-990-8076
NSN 5925-00-770-4068
NSN 6145-00-859-2522
NSN 6645-01-411-2283
NSN 5855-00-797-8217
NSN 6220-01-169-2790
NSN 2925-01-097-0903