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 5835-00-887-6420
NSN 5935-00-069-1941
NSN 6220-00-918-5599
NSN 7035-01-074-7634
NSN 6110-01-641-9447
NSN 6240-01-415-5581
NSN 5985-00-827-6029
NSN 6685-01-178-5852
NSN 5965-01-130-8262
NSN 5999-01-505-3446
NSN 6110-00-812-0226
NSN 5950-00-548-4927