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 4140-01-135-0998
NSN 6685-00-011-1998
NSN 5910-01-100-4019
NSN 5998-00-301-1305
NSN 5855-00-198-3197
NSN 5985-00-131-3417
NSN 6145-01-003-9741
NSN 5835-01-068-4214
NSN 5905-00-182-1434
NSN 5905-01-423-8540
NSN 2925-01-027-1293
NSN 5990-01-623-0082