USCG USCG General Eng
Set 3 • Question #297 of 498
Launch Interactive Practice Room Stern tube and strut bearings lined with hardwood or rubber composition materials are lubricated with __________.
A
saltwater
✓ Correct Answer
B
graphite
C
light lubricating oil
D
heavy lubricating oil
USCG NMC Regulatory Explanation
In USCG Marine Engineering General Subjects, for engine room systems involving 'Stern tube and strut bearings lined with hardwood or rubber composition materials are lubricated with', the standard operating requirement is: 'saltwater'.
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