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 4140-00-541-8059
NSN 5855-01-470-4079
NSN 6645-01-592-2557
NSN 6130-01-409-2867
NSN 5895-00-925-2423
NSN 6145-01-409-1685
NSN 6320-00-538-2132
NSN 5965-00-223-1641
NSN 6145-01-424-1351
NSN 5855-00-014-5008
NSN 6685-01-255-1303
NSN 5985-01-170-2850