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 6685-00-659-7831
NSN 2925-01-178-0063
NSN 4140-01-301-9397
NSN 6130-01-026-8381
NSN 5895-00-160-7660
NSN 5985-00-961-3082
NSN 6220-01-037-7852
NSN 6685-01-605-2497
NSN 5930-01-025-9325
NSN 5985-00-518-0313
NSN 6130-01-413-5943
NSN 6110-01-411-7478