USCG USCG General Eng
Set 5 • Question #353 of 498
Launch Interactive Practice Room Excessive leakage and premature failure of valve packing is a result of __________.
A
opening a valve too quickly
B
jamming a valve in the closed position
C
low pressure fluid flow through the pipeline
D
a scored valve stem
✓ Correct Answer
USCG NMC Regulatory Explanation
In USCG Marine Engineering General Subjects, for engine room systems involving 'Excessive leakage and premature failure of valve packing is a result of', the standard operating requirement is: 'a scored valve stem'.
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