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 5910-00-402-1584
NSN 5915-00-933-5658
NSN 6685-01-264-4967
NSN 4140-01-415-4152
NSN 5920-01-367-1323
NSN 5965-00-117-4214
NSN 6610-01-218-7668
NSN 5945-00-608-6185
NSN 6650-01-413-3825
NSN 5950-01-209-2473
NSN 5925-01-194-5532
NSN 5905-01-471-5067