AR720031 AR45 Manifold O-Ring #2

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The AR720031 Manifold O-Ring #2 is an OEM-grade replacement seal designed specifically for the AR45 diaphragm pump. This critical O-ring maintains proper sealing between manifold c omponents, preventing leaks, maintaining pressure, and ensuring consistent pump performance. Ideal for agricultural sprayers, softwash rigs, and commercial cleaning systems. Key Features & Details OEM AR Replacement – Engineered to fit AR45 diaphragm pump manifolds with exact factory tolerances. Leak-Proof Seal – Maintains proper pressure and prevents fluid bypass inside the pump head. Chemical-Resistant Material – Built to handle harsh chemicals commonly used in softwash and spray applications. Easy Installation – Designed for quick replacement during pump rebuilds or maintenance cycles. Extends Pump Life – Ensures proper sealing to help protect diaphragms, valves, and other internal components. Specifications Manufacturer: Annovi Reverberi (AR Pumps) Part Type: Manifold O-Ring (#2 Position) OEM Part Number: AR720031 Compatibility: AR45 Diaphragm Pump (verify with pump schematic for exact location) Material: Chemical-resistant elastomer (OEM formulation) Function: Manifold sealing and pressure retention Show more