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 6150-00-888-2982
NSN 5910-01-633-9963
NSN 6645-01-237-2568
NSN 4140-01-095-8466
NSN 4140-01-080-5114
NSN 6610-01-509-2048
NSN 5925-01-098-3019
NSN 6105-00-456-1433
NSN 5920-01-410-7740
NSN 7035-01-412-8322
NSN 5965-01-514-0932
NSN 4140-01-634-0330