Graco 168184 Seal Plate
$29.60
Available to Order
OEM Graco 168184 Seal Plate for air motor valve manifold sealing. Helps maintain proper pressure and reduces air leakage in high-pressure sprayers.
- Fits King 56:1, Bulldog & Quiet King air motors
- Buna-N (Nitrile) sealing construction
- Ideal for pump/air motor rebuilds
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Genuine OEM Part
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Graco 168184 Seal Plate – Air Motor Valve Seal
Compatible Machines
- Graco King 56:1 Airless Spray Pump (Air Motor Assembly)
- Graco Bulldog Air Motor Assemblies
- Graco Quiet King Air Motor Assemblies
- Other Graco Air Motor and Paint Sprayer Pump Assemblies using the same valve plate design (verify via parts manual)
Product Overview
The Graco 168184 Seal Plate is a precision-made sealing component designed for the valve manifold section of select Graco air motor pump assemblies. It helps maintain proper sealing to prevent air leakage, reduce performance loss, and support smooth operation of air motor systems used in high-pressure paint spraying.
Key Features
- Provides a reliable sealing surface for air motor valve manifolds
- Supports consistent pump pressure and smooth performance
- Durable Buna-N (Nitrile Rubber) sealing material construction
- Recommended for preventive and corrective maintenance
Technical Details
| Part Name | Seal Plate |
| Part Number | 168184 |
| Material | Buna-N / Nitrile Rubber (based on manufacturer listings) |
| Primary Application | Air Motor Valve Manifold Sealing |
When to Replace
- Visible wear, cracking, or deformation on the seal plate
- Loss of pump pressure caused by internal air leakage
- Routine service during major pump or motor rebuilds
Installation Notes
- Depressurize system before disassembly
- Clean valve manifold and sealing surfaces before placing the new seal
- Verify correct alignment and install according to service manual torque guidelines
Frequently Asked Questions
It seals the air motor valve manifold to prevent air leakage and maintain correct operational pressure.
Yes, it is a genuine OEM component designed for compatibility with specific Graco air motor systems.
Review the parts manual for your sprayer's air motor assembly and confirm part number 168184 is listed.
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