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 7035-00-020-2227
NSN 6685-01-224-5590
NSN 5999-00-360-3160
NSN 5975-00-378-1288
NSN 5915-00-898-1875
NSN 5960-01-252-8821
NSN 5975-00-351-8434
NSN 6650-01-449-0702
NSN 5999-01-394-4919
NSN 6150-00-936-0670
NSN 5998-01-627-7347
NSN 6220-01-582-2571