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 5965-01-165-9787
NSN 6685-00-945-8614
NSN 5950-00-629-2341
NSN 5905-00-410-8075
NSN 5998-00-249-2872
NSN 6320-00-070-4544
NSN 5996-01-423-8452
NSN 5975-00-499-0791
NSN 6135-00-973-5632
NSN 5975-00-038-2813
NSN 5835-00-431-4451
NSN 7035-01-520-7243