John Guest Check Valve (1/2SCV) - 1/2" 0.3 psi Crack Pressure
$12.99
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Cracking Pressure: 0.02 bar (approx. 0.3 psi) Acetal copolymer construction Nitrile O-rings FDA approved materials NSF Certified 51 Designed for use with liquids, not suitable for air and vacuum applications.
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