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 6135-00-122-2420
NSN 6645-01-245-8390
NSN 5905-00-141-2421
NSN 6110-01-559-8859
NSN 5990-01-291-8453
NSN 7035-01-123-8723
NSN 5960-01-144-9183
NSN 5930-01-599-9643
NSN 5855-00-307-0670
NSN 6610-01-224-7247
NSN 5960-01-179-4009
NSN 6130-00-983-9172