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 5855-01-020-2211
NSN 6240-01-535-7359
NSN 2925-01-058-1718
NSN 4140-00-455-3170
NSN 5920-01-555-3597
NSN 6220-00-515-6998
NSN 5990-01-503-9804
NSN 5998-01-535-7086
NSN 6110-01-285-0315
NSN 7035-00-517-8232
NSN 5910-01-322-9497
NSN 5985-00-827-6827