Graco 220630 Piston Rod
$454.32
$631.00
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Graco 220630 Piston Rod is an OEM replacement drive component for select heavy-duty Graco airless sprayers. It connects the motor drive to the pump’s fluid section, ensuring smooth suction and pressure delivery for consistent spray performance.
- OEM Part Number: 220630 (also written as 220-630)
- Used in: Ultra 1500, Ultimate 1500, GM 3012 (220-872), GM 5000, GM 10000
- Essential for maintaining pressure stability and smooth fluid flow
- Recommended to inspect or replace packings during installation
Quantity
Genuine OEM Part
Fast Shipping (Order by 1 PM CST)
Easy Returns
Compatibility & Details — Graco 220630 Piston Rod
Compatible Machines
This OEM piston-rod is used in select heavy-duty Graco airless sprayers. Confirm your exact model and pump assembly before ordering.
- Graco Ultra 1500
- Graco Ultimate 1500
- Graco GM 3012 (with pump 220-872)
- Graco GM 5000
- Graco GM 10000
What the Graco 220630 Piston Rod Does
The piston rod links the drive (motor/gearbox) to the pump’s fluid section. On the up-stroke it draws coating into the chamber; on the down-stroke it drives fluid toward the hose, maintaining consistent pressure and delivery.
Key Features
- OEM replacement for long-life, proper fit and stroke alignment.
- Critical to pressure stability and pattern consistency.
- Designed for heavy-duty airless sprayers listed above.
Quick Specs & Cross-References
| OEM Part No. | 220630 (often written as 220-630) |
|---|---|
| Category | Piston Rod / Fluid Section Drive Component |
| Typical Pump Families | Ultra/Ultimate 1500; GM Series (3012* / 5000 / 10000). *With pump 220-872. |
| Aftermarket Reference | Bedford 57-1776 (non-OEM). Use OEM for best fit/finish. |
| Package Contents | Piston rod only. Seals/seats and related kits are sold separately. |
When to Replace
- Pressure surging, pulsation, or irregular spray pattern.
- Visible rod wear, scoring, pitting, or bending.
- Premature packing wear after recent replacement (misaligned/worn rod can damage packings).
Install & Setup Notes
- Depressurize and follow lock-out procedures before disassembly.
- Inspect/replace packings and seats while the pump is open for best results.
- Align rod carefully to avoid side-loading; torque to specs in your service manual.
- Flush and pressure-test after reassembly to confirm smooth operation.
Frequently Asked Questions
Check your sprayer’s model/serial and the pump assembly in the parts manual. For GM 3012, confirm pump 220-872. If your pump family matches those listed in “Compatible Machines,” you’re on the right track—then verify by exploded diagram before purchase.
The rod is a single drive component. A pump (fluid section) is an assembly that may include the rod, cylinder, seats, balls, packings, and related hardware. If multiple parts in the fluid section are worn, a complete pump kit may be more economical.
Strongly recommended. A worn rod can damage packings; installing a new rod with old, worn packings reduces lifespan and may cause leaks. Inspect and replace as needed while the pump is open.
Some suppliers list aftermarket references (e.g., Bedford 57-1776). OEM parts generally ensure best fit, material finish, and longevity—prefer OEM where possible for professional use.
Noticeable pressure fluctuation, pulsation, uneven spray pattern, unusual noise, and rapid packing wear are common indicators. Visual scoring or runout on the rod also signals replacement time.
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