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 5975-00-471-3731
NSN 5895-01-145-5358
NSN 5945-01-128-2956
NSN 5990-00-146-3534
NSN 6105-00-173-2773
NSN 6320-00-450-7014
NSN 6105-01-379-0603
NSN 5985-01-222-2497
NSN 5975-01-361-2834
NSN 5905-01-212-9159
NSN 5965-01-371-1297
NSN 5910-01-296-8947