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 5990-00-522-3425
NSN 6150-01-370-4863
NSN 5985-01-423-1491
NSN 5835-00-245-9453
NSN 5945-01-363-5950
NSN 6610-01-396-5628
NSN 7035-00-897-7567
NSN 5925-01-382-8021
NSN 6145-00-293-8580
NSN 5998-00-373-2560
NSN 6320-01-333-5782
NSN 6130-01-165-9419