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 5990-01-361-4192
NSN 6610-00-028-2222
NSN 5915-01-042-7629
NSN 5965-01-458-5299
NSN 5998-00-792-8435
NSN 6645-00-872-4784
NSN 5910-01-413-0376
NSN 5910-00-803-8724
NSN 6150-01-138-1706
NSN 5935-00-881-0102
NSN 6110-00-433-8014
NSN 6135-01-629-6940