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 6110-00-553-8816
NSN 6685-01-505-9331
NSN 6650-01-100-0933
NSN 7035-01-073-9424
NSN 6610-00-386-4745
NSN 5855-01-383-8339
NSN 5910-01-331-0988
NSN 6105-01-441-2255
NSN 5915-00-576-0252
NSN 5925-00-165-0371
NSN 5910-01-533-7838
NSN 6650-01-109-7874