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 6620-00-527-6523
NSN 6110-00-402-7637
NSN 5975-00-185-5243
NSN 6110-01-463-9010
NSN 5990-01-065-0492
NSN 5925-00-100-5760
NSN 5965-00-275-0491
NSN 5965-01-140-5555
NSN 6220-01-548-3369
NSN 6105-01-131-9677
NSN 5895-01-076-4204
NSN 5920-01-629-0223