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.
75.0 rockwell superficial 15-n minimum and 79.5 rockwell superficial 15-n maximum overall hardness rating, 0.7750 inches minimum and 0.7850 inches maximum flange outside diameter, 0.3574 inches minimum and 0.3644 inches maximum body inside diameter, 0.2400 inches nominal overall length, qq-s-763 fed spec single material response or ams 5613 assn std single material response overall material document and classification