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 6650-01-166-1914
NSN 5965-01-413-7290
NSN 6645-00-102-0015
NSN 5950-00-288-1812
NSN 6145-00-472-9413
NSN 6130-01-255-2019
NSN 6105-01-310-8468
NSN 6685-01-065-4335
NSN 5960-01-573-6483
NSN 5925-00-893-8566
NSN 6610-01-445-6687
NSN 6110-00-179-5964