cutoff valve


Also found in: Acronyms.

cutoff valve

[′kət‚ȯf ‚valv]
(mechanical engineering)
A valve used to stop the flow of steam to the cylinder of a steam engine.
References in periodicals archive ?
Ball valves are cutoff valves installed near various junctures of the plumbing systems and are used to cut off water to specific sections of the household, usually by shifting the internal brass open-ended ball by 90 degrees.
Tenders are invited for Installation of Cutoff Valves To Propane Supply System
One of the remaining sources of lead in residential drinking water is cutoff valves.