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 5895-01-607-7544
NSN 5945-01-479-4232
NSN 6685-00-124-8617
NSN 5996-00-594-8587
NSN 7035-01-567-9254
NSN 6620-01-562-0615
NSN 5990-00-197-0159
NSN 6650-00-434-0188
NSN 5915-01-313-1406
NSN 6240-00-686-5345
NSN 6650-01-260-1762
NSN 6645-00-079-1430