2.8437 inches nominal overall length, 2.1250 inches minimum and 2.1350 inches maximum body outside diameter, 2.0000 inches minimum and 2.0050 inches maximum body inside diameter, square all corners corner shape, steel comp mt1010 overall or steel comp mt1020 overall or steel comp 1010 overall or steel comp 1011 overall or steel comp 1012 overall or steel comp 1015 overall or steel comp 1016 overall or steel comp 1017 overall or steel comp 1018 overall or copper alloy 330 overall or copper alloy 230 overall material, solid, plain, no outside flanges style designator

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.