GRACO Coupler, Transmission (Bottom) - (SKU: 18B425) HD is a heavy-duty cylinder

HD is a heavy-duty cylinder kit designed as a replacement or maintenance part for GRACO airless sprayer pumps

especially in applications involving fluid and atomizing air control

Used in GRACO fluid handling and spray equipment for EMI suppression and signal integrity

Used for repairing or maintaining the piston assembly in GRACO pumps

Insert the key fully into the keyway for secure fitment

GRACO Coupler, Transmission (Bottom) - (SKU: 18B425) HD is a heavy-duty cylinderThe GRACO 18B425 is a transmission coupler designed to connect and transmit mechanical power between components in GRACO equipment. Its material is not specified in available sources, but it is intended for use as a bottom coupler in the transmission assembly, ensuring reliable power transfer and equipment operation. Key Features: Coupler, Transmission (Bottom) 18B425 Original GRACO part for guaranteed fit and performance Designed for reliable power