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 5910-01-506-9283
NSN 5975-01-414-0221
NSN 6105-01-160-7690
NSN 5950-00-290-8090
NSN 6220-01-360-5525
NSN 6610-01-310-0553
NSN 5960-01-641-5493
NSN 5985-00-297-7526
NSN 6610-01-552-0487
NSN 5998-00-957-6518
NSN 7035-01-013-0092
NSN 6110-01-509-0338