The Graco 112720 BALL is a precision check‑ball designed for select Graco pumps to maintain fluid flow and pressure.
The OEM replacement part Graco 112720 BALL is a precision‑manufactured check/valve‑ball used in selected Graco fluid‑section and pump assemblies. It performs the function of sealing and enabling one‑way fluid control within the pump or valve housing. Proper fitment ensures correct pressure build‑up, prevents back‑flow, and maintains reliable spraying performance.
The following machines are known (based on parts listings and repair‑guide sources) to use the 112720 BALL. Please verify against your machine’s parts diagram before ordering.
| Part Number | 112720 |
|---|---|
| Component Type | Ball/Check‑Ball (fluid seal valve component) |
| Function | Provides one‑way sealing in a pump/valve assembly to maintain pressure and prevent back‑flow. |
| Construction & Notes | OEM Graco component; verify dimensions and seat / cage condition when replacing to ensure correct fit. |
Installation Tip: Always depressurize the sprayer before servicing the fluid section, clean the seat and cage thoroughly, inspect for wear, then install the new ball and re‑assemble. Replace related seals or seats if wear is evident.
Note: Although the machines listed are known to use this part number, Graco occasionally revises internal assemblies. Always refer to your machine’s official service documentation for the final fitment confirmation.
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