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 5996-00-167-7675
NSN 2925-01-265-2853
NSN 7035-01-010-4257
NSN 5925-00-240-6542
NSN 5895-01-242-6216
NSN 5855-00-411-8688
NSN 5910-00-902-7265
NSN 4140-01-573-7272
NSN 6650-01-481-3618
NSN 6645-01-484-9847
NSN 6150-01-499-9382
NSN 5945-01-499-8516