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 6620-01-474-4951
NSN 5950-00-127-3916
NSN 5990-00-671-3127
NSN 5945-01-653-6527
NSN 6620-00-264-8030
NSN 2925-01-437-9041
NSN 5975-01-012-4367
NSN 6685-01-266-7599
NSN 2925-01-462-1620
NSN 5975-01-157-9432
NSN 5855-01-003-7102
NSN 5910-00-776-3141