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 6220-01-549-0259
NSN 6105-01-068-4366
NSN 6145-01-397-8526
NSN 6645-01-642-1300
NSN 6105-01-224-8899
NSN 5999-01-443-2001
NSN 5895-01-289-6424
NSN 5920-01-477-2115
NSN 6320-01-106-4414
NSN 6610-01-462-5980
NSN 5990-00-615-7111
NSN 5990-00-907-0184