Oil Seal 391483S Replacement for Briggs and Stratton, LeakProof Crankshaft Seal Compatible with R2MidW03676

Oil seal compatible with part numbers 391483S and R2MidW03676 for Briggs and Stratton engines. Designed as a direct replacement to restore reliable oil sealing and prevent leaks. Key benefits Restores proper oil containment: prevents oil leakage that can damage bearings, seals, and surrounding components. Direct compatibility: fits applications using part number 391483S and R2MidW03676 for Briggs and Stratton, matching the original part dimensions for a straightforward replacement. Durable sealing performance: engineered to provide consistent sealing under normal operating conditions, helping maintain lubrication and reduce maintenance frequency. Easy installation: dropin replacement that requires no modification, simplifying repairs and engine rebuilds. Important attributes Function: oil seal for engine assemblies to prevent fluid escape and contamination ingress. Compatibility: compatible with 391483S and R2MidW03676 for Briggs and Stratton engines. Fit and size: manufactured to match the original part dimensions for direct fit and correct alignment. Material and construction: produced from a durable sealing compound to resist oil exposure and wear from rotating shafts. Performance: reliable sealing during typical operating temperatures and rotational speeds encountered in small engines. Practical use scenarios a leaking crankshaft seal on a lawn mower engine that lists part 391483S to stop oil loss and restore engine lubrication. Use during routine engine maintenance or rebuilds of small engines that require part number R2MidW03676 to ensure correct sealing and component protection. a pressure washer or portable generator engine that uses Briggs and Stratton compatible parts, preventing oil contamination of accessories and improving equipment longevity. Why choose this part Restores original fit and sealing function for engines requiring 391483S or R2MidW03676. Minimizes downtime with an easy, reliable replacement that keeps lubrication where it belongs. Suitable for routine maintenance and field repairs when a dependable oil seal is needed. Notes Confirm compatibility with your engine by matching the part number 391483S or R2MidW03676 before ordering. Professional installation recommended if you are not experienced with small engine repairs.