Moen 146789 Spout O-ring Kit

Product DescriptionThe MOEN 146789 is a spout O-ring kit designed to restore a leak-free seal on Moen faucet spouts. O-ring failures are a common cause of drips and water pooling around the base of a spout. This kit provides the replacement seals needed to bring a leaking faucet back to proper working condition without replacing the entire faucet assembly. Plumbers and experienced DIYers install this kit as part of routine faucet maintenance or targeted leak repair on Moen fixtures.This O-ring kit is used in residential faucet repair applications where the spout seal has worn, cracked, or deformed over time. It is suited for service calls where the goal is to restore function to an existing Moen faucet rather than perform a full fixture replacement. Installation is straightforward for a qualified plumber familiar with Moen faucet disassembly.Key FeaturesReplaces worn or damaged spout O-rings to stop leaks at the spout baseOEM Moen part number ensures correct fit for compatible Moen spout assembliesSupports faucet restoration without full fixture replacementCompact kit format keeps parts organized for the service callCompatibilityDesigned as an OEM-style replacement O-ring kit for compatible Moen faucet spout assemblies. Consult the Moen parts lookup tool or service manual using part number 146789 to confirm fitment for a specific faucet model.Installation NotesShut off water supply valves fully before disassembling the faucet spout. A licensed plumber should perform this repair in jurisdictions that require permitted plumbing work. Use care when removing the spout to avoid scoring valve body surfaces. Inspect the spout bore and seating area for wear before installing new O-rings to ensure a lasting seal.Technical SpecificationsKit Contents: Spout O-ring replacement sealsStandard InformationBrand: MOENManufacturer Part Number: 146789