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 5905-00-433-6005
NSN 6110-00-222-8246
NSN 5999-01-605-0143
NSN 2925-01-027-1293
NSN 5960-00-285-0517
NSN 5835-01-399-5820
NSN 5895-01-525-6454
NSN 6240-01-533-6989
NSN 5925-01-189-9252
NSN 5915-00-205-8311
NSN 6150-00-125-9572
NSN 6645-00-067-7070