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 5910-00-152-0506
NSN 6645-01-126-5402
NSN 5985-00-277-7371
NSN 6645-01-206-4888
NSN 5855-00-004-0904
NSN 4140-01-061-9849
NSN 5950-01-566-7470
NSN 5996-01-438-0323
NSN 6220-01-495-0916
NSN 7035-01-145-5059
NSN 5905-01-349-4168
NSN 5920-00-427-2985