C0.5, C0.7, C1.1/3011C, C1.5/3013C, C1.6 and C2.2/3024C/3024CT Industrial Engines and Engines for Caterpillar Built Machines Caterpillar

Main Bearing Journal

Usage:

CB-214E 214

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Table 1
Diameter of C0.5 Main Bearing Journals
Size	Journal	Diameter	Service limit
Standard	1	42.964 to 42.975 mm (1.69150 to 1.69193 inch)	42.90 mm (1.6890 inch)
Standard	2	45.948 to 45.959 mm (1.80897 to 1.80941 inch)	45.90 mm (1.8071 inch)
Undersize 0.25 mm (0.010 inch)	1	42.714 to 42.725 mm (1.68165 to 1.68210 inch)	42.65 mm (1.6791 inch)
Undersize 0.25 mm (0.010 inch)	2	45.698 to 45.709 mm (1.79913 to 1.79960 inch)	45.65 mm (1.7972 inch)
Undersize 0.50 mm (0.020 inch)	1	42.464 to 42.475 mm (1.67181 to 1.67224 inch)	42.40 mm (1.6693 inch)
Undersize 0.50 mm (0.020 inch)	2	45.448 to 45.459 mm (1.78930 to 1.78972 inch)	45.40 mm (1.7874 inch)

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Table 2
Diameter of C0.7 Main Bearing Journals
Size	Journal	Diameter	Service limit
Standard	1 and 2	42.964 to 42.975 mm (1.69150 to 1.69193 inch)	42.90 mm (1.6890 inch)
Standard	3	45.948 to 45.959 mm (1.80897 to 1.80941 inch)	45.90 mm (1.8071 inch)
Undersize 0.25 mm (0.010 inch)	1 and 2	42.714 to 42.725 mm (1.68165 to 1.68210 inch)	42.65 mm (1.6791 inch)
Undersize 0.25 mm (0.010 inch)	3	45.698 to 45.709 mm (1.79913 to 1.79960 inch)	45.65 mm (1.7972 inch)
Undersize 0.50 mm (0.020 inch)	1 and 2	42.464 to 42.475 mm (1.67181 to 1.67224 inch)	42.40 mm (1.6693 inch)
Undersize 0.50 mm (0.020 inch)	3	45.448 to 45.459 mm (1.78930 to 1.78972 inch)	45.40 mm (1.7874 inch)

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Table 3
Diameter of C1.1/3011C Main Bearing Journals
Size	Journal	Diameter	Service limit
Standard	1 and 2	47.965 to 47.975 mm (1.88830 to 1.88880 inch)	47.90 mm (1.8858 inch)
Standard	3	47.954 to 47.965 mm (1.88800 to 1.88830 inch)	47.90 mm (1.8858 inch)
Undersize 0.25 mm (0.010 inch)	1 and 2	47.714 to 47.725 mm (1.87850 to 1.87890 inch)	47.65 mm (1.8750 inch)
Undersize 0.25 mm (0.010 inch)	3	47.704 to 47.715 mm (1.87810 to 1.87850 inch)	47.65 mm (1.8750 inch)
Undersize 0.50 mm (0.020 inch)	1 and 2	47.464 to 47.475 mm (1.86870 to 1.86910 inch)	47.40 mm (1.8660 inch)
Undersize 0.50 mm (0.020 inch)	3	47.454 to 47.465 mm (1.86250 to 1.86870 inch)	47.40 mm (1.8660 inch)

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Table 4
Diameter of C1.6 Main Bearing Journals
Size	Journal	Diameter	Service limit
Standard	1, 2 and 3	47.965 to 47.975 mm (1.88830 to 1.88880 inch)	47.90 mm (1.8858 inch)
Standard	4	47.954 to 47.965 mm (1.88800 to 1.88830 inch)	47.90 mm (1.8858 inch)
Undersize 0.25 mm (0.010 inch)	1, 2 and 3	47.714 to 47.725 mm (1.87850 to 1.87890 inch)	47.65 mm (1.8750 inch)
Undersize 0.25 mm (0.010 inch)	4	47.704 to 47.715 mm (1.87810 to 1.87850 inch)	47.65 mm (1.8750 inch)
Undersize 0.50 mm (0.020 inch)	1, 2 and 3	47.464 to 47.475 mm (1.86870 to 1.86910 inch)	47.40 mm (1.8660 inch)
Undersize 0.50 mm (0.020 inch)	4	47.454 to 47.465 mm (1.86250 to 1.86870 inch)	47.40 mm (1.8660 inch)

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Table 5
Diameter of 3013C/C1.5 and C2.2/3024C and C2.2/3024CT Main Bearing Journals
Journals	Diameter	Service limit
Standard	67.957 to 67.970 mm (2.67550 to 2.67597 inch)	67.90 mm (2.6732 inch)
Undersize 0.25 mm (0.010 inch)	67.707 to 67.720 mm (2.66563 to 2.66614 inch)	67.65 mm (2.6634 inch)
Undersize 0.50 mm (0.020 inch)	67.457 to 67.470 mm (2.65579 to 2.65630 inch)	67.40 mm (2.6535 inch)⁽¹⁾

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⁽¹⁾	If the diameter of the main bearing journal is less than the maximum undersize service limit, the crankshaft must be replaced.

Clearance between the main bearing and the main bearing journal

Standard clearance

C0.5 Journal 1 ... 0.035 to 0.088 mm (0.0014 to 0.0035 inch)

C0.5 Journal 2 ... 0.039 to 0.092 mm (0.0015 to 0.0036 inch)

C0.7 Journals 1 and 2 ... 0.039 to 0.106 mm (0.0015 to 0.0042 inch)

C0.7 Journal 3 ... 0.039 to 0.092 mm (0.0015 to 0.0036 inch)

C1.1/3011C and C1.6 ... 0.039 to 0.106 mm (0.0015 to 0.0042 inch)

C1.5/3013C, C2.2/3024C and C2.2/3024CT ... 0.044 to 0.102 mm (0.0017 to 0.0040 inch)

Service limit (All models) ... 0.20 mm (0.0079 inch)

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