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 5895-00-081-2219
NSN 5855-01-393-2455
NSN 7035-00-096-9986
NSN 6685-01-088-8697
NSN 5990-01-574-2522
NSN 6320-01-409-1388
NSN 6645-00-542-1206
NSN 5965-00-826-1841
NSN 6145-01-089-9230
NSN 6240-01-076-7695
NSN 5996-01-020-5759
NSN 5925-01-312-6668