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 5975-01-250-6028
NSN 6220-01-160-7249
NSN 5855-01-383-6860
NSN 6685-00-734-7630
NSN 2925-00-656-3224
NSN 6220-01-091-2470
NSN 6220-00-654-6066
NSN 5965-01-652-6645
NSN 6145-00-280-8488
NSN 6240-01-478-2125
NSN 5855-00-089-3974
NSN 6220-00-421-9109