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 6110-00-389-6600
NSN 6150-01-609-6684
NSN 5835-01-183-7467
NSN 5935-01-025-5111
NSN 6685-00-263-0018
NSN 5935-01-196-9514
NSN 5925-01-535-1318
NSN 6320-01-054-3046
NSN 7035-01-311-8424
NSN 5990-00-554-0366
NSN 5905-01-046-6200
NSN 5998-00-394-7118