The Speck Pumps O-Ring [Pump 144mm ID Viton] is a replacement sealing component for compatible Speck pump applications. This OEM-style replacement part is intended for service professionals and pool or spa owners who need a dependable repair part for circulation equipment. O-rings help prevent air leaks and water leaks when installed in the correct location and maintained with proper lubrication. Before ordering, compare the part number 2923441201, product description, size, and equipment series with the component being replaced to help ensure proper compatibility. Replacement O-ring for compatible Speck pump equipment Helps support proper sealing in pump assemblies Useful for leak repair and preventive maintenance Viton material is suited for demanding pool and spa environments where specified Confirm size and part number before ordering