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 5915-00-905-8453
NSN 6150-01-044-4505
NSN 6145-01-360-1238
NSN 6150-00-627-6636
NSN 5985-01-006-3150
NSN 6685-01-207-0666
NSN 5855-01-100-3272
NSN 5960-00-867-5699
NSN 5999-01-510-9408
NSN 5910-01-262-2143
NSN 6105-01-367-1501
NSN 6650-01-653-7714