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 6110-00-759-8317
NSN 6110-00-578-7243
NSN 5998-00-836-4255
NSN 6645-01-532-5785
NSN 7035-01-068-4175
NSN 5975-01-580-2794
NSN 5910-01-144-1141
NSN 5855-00-482-9876
NSN 5960-01-593-4760
NSN 7035-01-127-9019
NSN 6240-01-528-7873
NSN 5905-01-058-1496