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 5920-01-341-5616
NSN 6320-01-425-1417
NSN 5965-00-756-0457
NSN 6610-00-729-5130
NSN 6110-01-187-0603
NSN 5855-01-281-6689
NSN 5999-00-752-5590
NSN 5925-01-436-4943
NSN 5975-01-217-8545
NSN 6645-01-154-9647
NSN 6650-01-505-3637
NSN 5999-00-594-0834