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 6220-00-754-8375
NSN 6110-01-214-4555
NSN 7035-01-395-0757
NSN 5835-01-411-7050
NSN 6645-00-829-8868
NSN 2925-01-199-7394
NSN 5855-01-240-4958
NSN 6610-00-139-1105
NSN 5996-00-205-2933
NSN 4140-00-229-8467
NSN 5855-01-515-4436
NSN 4140-00-122-6422