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 5975-01-515-9401
NSN 6650-01-313-5511
NSN 5930-01-368-0685
NSN 5998-00-914-6668
NSN 5915-01-499-5242
NSN 5999-01-357-5600
NSN 2925-00-211-4469
NSN 5960-00-796-1664
NSN 5855-01-472-2554
NSN 5905-01-326-8571
NSN 5990-00-434-0620
NSN 5910-00-303-5457