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TUBE AS 3967616 - Caterpillar

3967616 TUBE AS Caterpillar parts TUBE
Alternative (cross code) number:
Caterpillar 3967616 TUBE AS
Weight: 15 pounds 6 kg.

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Number on catalog scheme: 8
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Illustration 1 g00618583End play of a new camshaft ... 0.10 to 0.41 mm (0.004 to 0.016 inch)Maximum permissible end play of a worn camshaft ... 0.53 mm (0.021 inch) (1) Locating pin (2) Camshaft thrust washer Thickness of thrust washer ... 5.49 to 5.54 mm (0.216 to 0.218 inch)Cylinder block recess depth for thrust washer ... 5.46 to 5.54 mm (0.215 to 0.218 inch)Relationship of thrust washer to cylinder block front face ... −0.05 to +0.08 mm (−0.002 to +0.003 inch) (3) Woodruff key (4) Diameter of camshaft journals
Table 1
Diameters of Camshaft Journals
Camshaft Journal Standard Diameter Service Limit Diameter(1)
1 50.710 to 50.740 mm (1.9965 to 1.9975 inch) 50.660 mm (1.9945 inch)
2 50.460 to 50.480 mm (1.9865 to 1.9875 inch) 50.410 mm (1.9845 inch)
3 49.950 to 49.980 mm (1.9665 to 1.9675 inch) 49.900 mm (1.9645 inch)
(1) The service limit is the maximum or the minimum dimension which is specified for a part. A part which has reached the service limit must be replaced.Internal clearance of the journal ... 0.06 to 0.14 mm (0.002 to 0.006 inch)
Illustration 2 g00295323Camshaft lobe liftTo determine lobe lift, use the procedure that follows:
Measure the height (B) of the camshaft lobe.
Measure the base circle (C).
Subtract the base circle (C) from the height (B) of the lobe. The difference is the actual lobe lift (A).
Specified camshaft lobe lift (A) Inlet ... 7.62 to 7.69 mm (0.300 to 0.303 inch)Exhaust ... 7.71 to 7.79 mm (0.304 to 0.307 inch)Minimum permissible height of lobes ... 7.37 mm (0.290 inch)

Caterpillar parts catalog:

Caterpillar parts catalog
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