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 5855-00-247-7219
NSN 5950-00-115-2241
NSN 6110-01-512-1537
NSN 4140-01-206-7139
NSN 6240-01-310-5043
NSN 2925-00-936-9344
NSN 5915-01-580-0308
NSN 6320-01-209-0952
NSN 6685-01-497-8732
NSN 5960-00-125-0026
NSN 5925-00-453-6725
NSN 2925-01-459-8093