RK 919 CK1 3/4" 1st Check Kit

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Series 919 Reduced Pressure Zone Assemblies began production in 2003 and are still manufactured. The devices are available from sizes 1/4 - 2" and are constructed of bronze. The 919 features two covers that thread into the body and a seperate relief valve cover that uses 4 bolts. The check assemblies are not self contained and the springs push pressure against the covers, caution should be taken when servicing. No special tools are required for service.

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