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 5965-01-165-9787
NSN 6685-01-354-7618
NSN 6320-01-347-2638
NSN 6650-00-279-5741
NSN 5998-01-202-7905
NSN 5915-01-381-6314
NSN 5915-01-545-8853
NSN 5905-00-215-6728
NSN 6620-00-676-9563
NSN 6610-01-436-2803
NSN 6220-01-401-5337
NSN 2925-01-233-8545