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 5935-01-123-9476
NSN 5925-01-495-6409
NSN 6645-00-711-5381
NSN 5855-00-221-9435
NSN 5965-01-544-3081
NSN 6320-01-072-2073
NSN 2925-01-448-2880
NSN 6645-00-406-2564
NSN 5985-01-604-7631
NSN 6685-01-135-6921
NSN 6240-01-535-9398
NSN 4140-01-076-9775