A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see bushing, nonmetallic. See also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. Excludes:bushing, drill, jig.
astm b505-96,continuous castings mfr ref single material response overall material document and classification, 0.2650 inches minimum and 0.2750 inches maximum overall length, square all corners corner shape, 1.0480 inches minimum and 1.0500 inches maximum body outside diameter, 0.8780 inches nominal body inside diameter