A detachable part in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. It may be divided into two or more segments of 180 degrees (3.141 radians) or less. The item has a cylindrical bore and is basically spherical in its exterior design to allow for shaft misalignment. Excludes:bearing, plain, self-aligning.
1.3132 inches minimum and 1.3142 inches maximum body inside diameter, b1-b bomber end item identification, square all corners corner shape, ball, spherical nacelle attach flg part name assigned by controlling agency, 1.7670 inches minimum and 1.7690 inches maximum overall length