Graco 158367 Lower Valve Grommet for Air Motor
$14.20
In Stock
The Graco 158367 Lower Valve Grommet is a genuine OEM part that seals and aligns the lower valve stem in your pump's air motor, ensuring smooth and reliable operation.
- OEM Replacement – Fits Fire-Ball 300, 425 Series pumps, and certain President® air motors
- Maintains Valve Alignment – Ensures proper cycling of the air motor
- Durable Material – Rubber construction for long-lasting performance
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Genuine OEM Part
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Graco 158367 Lower Valve Grommet Overview
The Graco 158367 Lower Valve Grommet is a genuine OEM component used in the air motor of Graco pumps. It seals and aligns the lower valve stem, ensuring smooth and reliable operation of the air motor.
Compatible Machines
This grommet fits the following Graco Pump Series:
- Fire-Ball 300 Series – Graco air motor pumps (5:1 ratio)
- Fire-Ball 425 Series – Graco air motor pumps (3:1, 6:1, 10:1 ratios)
- Graco President® Air Motors – certain models as specified in service manuals
Key Features
- OEM Quality: Genuine Graco part for precise fit and long-lasting performance.
- Seals and Aligns: Maintains correct position of the lower valve for smooth cycling.
- Durable Construction: Designed to withstand industrial air motor operation.
- Direct Replacement: Fits specified Fire-Ball 300 and 425 Series pumps.
Technical Details
| Specification | Details |
|---|---|
| Part Number | 158367 |
| Part Type | Lower Valve Grommet |
| Used In | Air Motor Valve Assembly of Graco Pumps |
| Manufacturer | Graco Inc. |
| Material | Durable Rubber |
Installation & Maintenance Tips
- Confirm your pump series and model number before ordering to ensure compatibility.
- Inspect the valve stem and seat for wear before installing the grommet.
- Replace if the grommet is cracked, deformed, or shows signs of wear affecting valve operation.
- Use only genuine Graco parts for reliable air motor performance.
Frequently Asked Questions
It seals and aligns the lower valve stem in the air motor, ensuring smooth and consistent operation of the pump mechanism.
It is compatible with Graco Fire-Ball 300 Series (5:1 ratio), Fire-Ball 425 Series (3:1, 6:1, 10:1 ratios), and certain Graco President® air motors. Always verify with your pump's parts list.
Replace the grommet if it is cracked, deformed, or worn, which may lead to air leaks or misalignment of the valve affecting pump operation.
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