Graco Piston Rod Replacement Kit ProConnect Endurance XT (2004762)
This is a replacement piston rod and piston for the Graco ProConnect Endurance Vortex 19D873 pump found on the Graco Ultra 490/495 XT airless paint sprayers. When tightening piston onto piston rod, do not overtighten past specificed torque value as damage to packings can occur. Please check your manual to verify parts fitment or contact us to confirm parts that work for your specific application.
HELICAL PISTON ROD DESIGN
• Delivers high-velocity flow to rotate pump rod as you spray
• The piston rod slowly turns — balancing wear and extending life
Torque Values:
Piston to Piston Rod - 27 ± 3 ft-lb (37 ± 4 N•m).