Home>> C5NN3N641A - Cylinder Relief Valve SpringCylinder Relief Valve Spring - Fits Ford® - C5NN3N641ASugg. Retail Price:$12.26/EAOut of StockQuantity: EA Product Details# C5NN3N641A New (Aftermarket Part)Cylinder Relief Valve SpringWeight: 0.35 lbsReplaces Tractor Part #:81812810 WARNING:Cancer and Reproductive Harmwww.P65Warnings.ca.govWhere UsedFITS FORD® 5000, 5100, 5340, 4400, 4500, 515, 535SpecificationsInstructionsAny use of OEM part numbers is for reference only. Need help finding a tractor part? Give us a call at 1-800-462-7335.