TM 9-2520-246-34-1 FRAME 2 NOTE Readings must be within limits given in table 2-11. If readings are not within given limits, throw away part and get a new one. 1. Measure diameter of countershaft journal (1). 2. Measure diameter of countershaft journal (2). 3. Measure diameter of countershaft journal (3). 4. Measure inside diameter of bearing (4). GO TO FRAME 3 Index Number 1 2 3 4 2-11. Countershaft Journals and Bearing Wear Limits Item/Point of Measurement Countershaft journal diameter Countershaft journal diameter Countershaft journal diameter Bearing inside diameter Size and Fit of New Parts (inches) 2.001 to 2.002 2.251 to 2.252 1.3788 to 1.3782 1.3780 Wear Limit (inches) None None None None 2-57