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 4140-01-519-9343
NSN 5895-01-505-3641
NSN 6320-01-532-7491
NSN 5895-01-447-2748
NSN 5945-01-609-2106
NSN 2925-01-290-4562
NSN 5930-00-487-7708
NSN 6685-00-433-2892
NSN 5999-00-784-4321
NSN 6135-01-608-3470
NSN 5835-00-289-9080
NSN 6620-00-752-8777