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 5945-00-491-3626
NSN 5930-00-195-9428
NSN 6320-01-029-4220
NSN 5990-01-407-6615
NSN 5835-00-422-1441
NSN 5925-01-459-7882
NSN 6240-00-283-3553
NSN 5835-00-148-9719
NSN 6620-01-441-0240
NSN 5960-00-188-8648
NSN 5998-00-458-8331
NSN 5855-01-047-3231