Engine : General Subjects - 2345/1128
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| Suppose a water-lubricated stern tube bearing is being evaluated for wear where the propulsion machinery is located amidship. If the tailshaft diameter is 10.5 inches, according to 46 CFR regulations pertaining to periodic tests and inspections as related to machinery and equipment, what would be the maximum clearance diameter permissible before the bearing must be re-bushed? |
| A) 0.125 inches |
| B) 0.25 inches |
| C) 0.3125 inches |
| D) 0.375 inches |
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