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 5920-00-557-2897
NSN 6650-01-168-8451
NSN 6320-00-593-0379
NSN 5925-00-471-4635
NSN 6105-00-563-0494
NSN 6150-01-217-1509
NSN 5985-01-574-8809
NSN 5855-01-028-8387
NSN 5950-01-146-7398
NSN 6645-00-181-1877
NSN 5996-00-246-8295
NSN 5999-00-819-2907