TUBE AS 2059022 - Caterpillar

Table 1
Specifications for 360-1978 Bearing Kit
Callout Part Number Part Name Specification Description
- - - The original size of the main bearing journal is 83.980 to 84.000 mm (3.30629 to 3.30708 inch)
- - - Maximum permissible wear of the main bearing journals is 0.040 mm (0.0016 inch)
- - - Surface finish of bearing journals and crank pins is Ra 0.25 microns.
- - - Width of new main bearing journal where the thrust washer is installed is 39.765 to 39.835 mm (1.56555 to 1.56830 inch)
- - - Width of new main bearing journal where the thrust washer is not installed is 39.19 to 39.39 mm (1.54291 to 1.55078 inch)
- - - First oversize bearing shell dimension is 0.25 mm (0.010 inch)
Second oversize bearing shell dimension is 0.50 mm (0.020 inch)
Third oversize bearing shell dimension is 0.50 mm (0.020 inch)
- - - Thickness at center of the shells of oversize bearing shell 0.25 mm (0.010 inch) is 2.226 to 2.232 mm (0.08764 to 0.08787 inch)
- - - Thickness at center of the shells of oversize bearing shell 0.50 mm (0.020 inch) is 2.353 to 2.359 mm (0.09264 to 0.09287 inch)
- - - Thickness at center of the shells of oversize bearing shell 0.76 mm (0.030 inch) is 2.480 to 2.486 mm (0.09764 to 0.09787 inch)
- - - Width of the main bearing shells is 26.32 to 26.58 mm (1.03622 to 1.04645 inch)
- - - Clearance between the bearing shell and the main bearing journals is 0.036 to 0.094 mm (0.00142 to 0.00370 inch)