Comparison : |
Item # H480OPABR1/4, H400-OPA Series, Brass Adjustable Check Valve, 1/4” Male BSPT Thread x 1/4” Male BSPT Thread Item # H480OPABR1/2, H400-OPA Series, Brass Adjustable Check Valve, 1/2” Male BSPT Thread x 1/2” Male BSPT Thread Item # H480OPABN1/23PSI, H400-OPA Series, Brass Adjustable Check Valve, 1/2” Male NPT Thread x 1/2” Male NPT Thread Item # H480OPABN1/43PSI, H400-OPA Series, Brass Adjustable Check Valve, 1/4” Male NPT Thread x 1/4” Male NPT Thread Item # H480OPASSR1/23PSI, H400-OPA Series, SS Adjustable Check Valve, 1/2” Male BSPT Thread x 1/2” Male BSPT Thread
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