GRACO Pump Cylinder - (SKU: 166177)The GRACO 166177 CYLINDER, PUMP is a replacement cylinder designed for use in GRACO pump assemblies. Its material is not specified in available sources, but typical GRACO pump cylinders are constructed from durable metals or engineered plastics for longevity and chemical resistance. This part is intended to function as a core component within GRACO pump systems, facilitating the movement and pressurization of fluids such as lubricants, paints, or

SUCTION/DRAIN is an original GRACO component designed to facilitate proper suction and drainage within GRACO spray equipment

Clean the wand after each use to prevent clogging and corrosion

chemical-resistant cover withstands solvents

Ensure proper alignment and secure mounting of the pump and gearbox

Quiet operation (as low as 40 dBA in some models)

FILHD equipment

Check for visual or electrical indicators (if available) to monitor filter condition

but it is intended as a replacement or maintenance component for GRACO systems

Standardized M8 4-pin interface for compatibility

Hi-Boy frame configuration for easy access and mobility

torque bolts to 30–40 ft-lb (41–54 N•m)

Regularly inspect and maintain the lubricator for consistent performance