GRACO Motor, 1/2 HP, 1140 RPM, 230/460V - (SKU: 557273)The GRACO 557273 is a 1 2 horsepower, 3 phase electric motor designed for use in GRACOs medium duty pumps and metering lubrication equipment. It is constructed for industrial environments and is intended to drive lubrication pumps, ensuring reliable and consistent delivery of lubricants to machinery. Key Features: Electric motor 1 2 HP, 1140 RPM, 230 460V, 3 phase Industrial grade, robust design for medium duty applications Compatible with GRACO

7 mm) diameter

Ensure the pressure washer is powered off and depressurized before replacing the piston kit

Designed for use in high-pressure airless paint sprayer systems (as referenced in GRACO manuals)

Replace bearing if excessive play or noise is detected

Crucial for maintaining air side integrity in spray systems

Regularly inspect hoses for leaks

Maximum fluid pressure: 100–125 psi (varies by configuration)

offering durability and lightweight handling

Designed for ease of maintenance and reliability in industrial environments

Pulsation Dampener Kit

LED indicators to monitor system status

Clean hose after use to prevent buildup