USCG USCG General Eng
Set 8 • Question #445 of 498
Launch Interactive Practice Room The packing installed in the pump stuffing box is lubricated by __________.
A
gravity and feed oil cups
B
grease cups
C
hand during installation
D
leakage through the stuffing box
✓ Correct Answer
USCG NMC Regulatory Explanation
In USCG Marine Engineering General Subjects, for engine room systems involving 'The packing installed in the pump stuffing box is lubricated by', the standard operating requirement is: 'leakage through the stuffing box'.
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