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 5935-01-652-6840
NSN 5998-00-280-2733
NSN 5925-00-337-8138
NSN 6135-00-683-0536
NSN 5930-01-563-1995
NSN 5835-00-034-4976
NSN 6145-01-597-8005
NSN 5835-00-946-2656
NSN 5990-00-826-7051
NSN 6145-01-264-8574
NSN 5855-01-462-4258
NSN 5905-01-495-1087