Aftermarket GRACO® 102973 Piston Ball (Stainless Steel) (Non-OEM)
Aftermarket GRACO® 102973 Intake Ball (Stainless Steel) (Non-OEM)
Manufacturer: Total Finishing Supplies
Part Number: 308919
Comparable OEM Part Number: 102973
Description: Total Finishing's part # 9-692 is a compatible replacement for Graco parts 102-973 and 102973, a ball for Graco spray equipment. This ball is the moving element of a check valve in the pump's fluid section: on each stroke it lifts off its seat to let coating through, then reseats to hold pressure. Compatible with Graco 10:1 Bulldog, 13:1 Senator (HydraCat), 14:1 Bulldog Dura-Flo 1800, 20:1 Bulldog (HydraCat), 20:1 King (HydraCat), 25:1 Senator Dura-Flo 600 and other Graco equipment.
Common reasons for replacement:
- Fluid backflow from a ball that no longer seats cleanly
- Pitting or scoring from abrasive coatings
- Replaced together with its seat during a fluid-section rebuild
- Sprayer loses prime or pressure as the ball wears out-of-round
Manufactured to OEM-equivalent dimensions for proper fit and performance.
Comparable to GRACO® 102-973
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