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 5930-01-548-7479
NSN 5996-01-319-8315
NSN 5985-01-297-1352
NSN 5920-01-367-2236
NSN 5950-01-125-5374
NSN 5975-01-359-4848
NSN 4140-01-179-0403
NSN 5985-01-429-0876
NSN 6130-00-580-0901
NSN 2925-00-814-8745
NSN 5975-01-492-4309
NSN 4140-01-437-7176