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 5945-01-036-5384
NSN 5975-01-394-5954
NSN 6145-00-705-6686
NSN 5915-01-374-5461
NSN 5920-00-777-6490
NSN 5965-01-208-6903
NSN 6135-01-342-3859
NSN 5855-01-156-0417
NSN 5960-01-147-2303
NSN 2925-01-025-0082
NSN 5910-01-364-0979
NSN 6650-01-236-4479