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 5960-00-491-8941
NSN 5935-01-006-0618
NSN 5910-00-186-0917
NSN 5975-01-113-6375
NSN 7035-01-555-0970
NSN 2925-01-247-6009
NSN 5998-00-765-2244
NSN 5950-01-561-2619
NSN 6610-01-656-8198
NSN 6620-01-338-2995
NSN 5975-01-519-3778
NSN 6110-01-468-6733