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 5975-01-113-7397
NSN 5925-01-144-5459
NSN 6320-01-420-0340
NSN 5998-00-161-4228
NSN 5920-01-266-5749
NSN 5945-01-013-7783
NSN 5915-01-422-0564
NSN 4140-00-269-5795
NSN 6650-01-470-1315
NSN 4140-01-494-9209
NSN 6105-01-155-4996
NSN 6320-00-116-3658