LiftMaster K12-18128 Bushing Gasket

Replacement Bushing Gasket for LiftMaster SW490 Swing Gate Operators The LiftMaster K12-18128 Bushing Gasket is a genuine OEM seal for LiftMaster SW490 swing gate operators. It seats between the bushing and mounting surface to keep dust and moisture out of the mechanism, preserving smooth operation and reducing wear in outdoor, continuous-duty environments. Key Features Genuine LiftMaster OEM gasket for proper sealing Protects against dust, debris, and moisture intrusion Helps maintain bushing alignment and smooth swing motion Durable composite construction for long service life Direct fit for SW490 swing gate operators Technical Specifications Part Number: K12-18128 Component Type: Bushing gasket Compatibility: LiftMaster SW490 swing gate operators Material: Industrial-grade composite Function: Seals bushing mount to prevent contamination and wear Brand: LiftMaster (OEM) Conclusion The K12-18128 is a small but essential seal that protects the SW490’s moving parts, supporting reliable performance and longer component life in demanding environments.