AR 115/AR135 Diaphragm Kit

SKU AR43249

Part # AR43249 is the replacement diaphragm kit for the AR115 and AR135 diaphragm pumps. AR recommends changing the diaphragms every 500 hours or three months, whichever comes first.

Part # AR43249 will also rebuild the older Hypro D115 and D135 pumps. 

The kit includes three replacement Desmopan diaphragms, six replacement valve o-rings (and replacement accumulator diaphragm.

When rebuilding the pump diaphragms follow all factory torque specifications. Accumulator diaphragm should be set to 20% of pump operating pressure. Replacing diaphragms will require new oil. Replace with 30 weight non-detergent.

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