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 5855-00-688-9954
NSN 6685-01-415-5809
NSN 5835-00-694-8592
NSN 6240-00-481-5776
NSN 5945-00-465-2323
NSN 5835-00-946-2656
NSN 5998-00-008-9566
NSN 5960-00-391-6493
NSN 5925-01-466-0676
NSN 5990-01-054-4255
NSN 4140-01-189-0217
NSN 7035-01-341-4310