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 5920-01-143-5002
NSN 5990-01-373-1465
NSN 6620-01-498-4780
NSN 5915-01-482-2934
NSN 6685-00-967-3636
NSN 2925-01-267-1598
NSN 5990-01-385-6634
NSN 6650-01-204-2524
NSN 5950-01-258-0012
NSN 6620-00-273-8735
NSN 5930-00-082-0441
NSN 7035-01-113-6492