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 5950-01-238-5965
NSN 6650-00-992-4540
NSN 6620-00-325-0993
NSN 6110-01-457-1238
NSN 6650-01-382-8569
NSN 6685-01-330-7330
NSN 5945-00-110-1903
NSN 7035-01-314-7559
NSN 5925-01-354-9726
NSN 5975-00-729-1651
NSN 6320-01-190-1397
NSN 5990-01-299-2014