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 5985-01-502-6298
NSN 4140-01-281-8832
NSN 2925-01-187-0423
NSN 5975-01-506-8164
NSN 6150-00-374-9318
NSN 5999-01-372-0890
NSN 6150-01-281-0618
NSN 5950-01-139-3703
NSN 6685-01-277-0604
NSN 5950-00-306-4648
NSN 5990-00-114-1570
NSN 5965-01-432-1452