Graco Fusion AP O-Ring Kit (#248133)

Product Overview

The Graco 248133 Check Valve Face O-Ring Kit is a set of precision-engineered O-rings used in Graco Fusion AP spray foam guns. These O-rings sit between the check valve and the mounting block, forming a critical seal that prevents leaks and ensures consistent spray performance.

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Purpose & Applications

• Primary Use: Sealing the check valve face in Graco Fusion AP guns.
• Applications:
• Spray foam insulation
• Polyurea coatings
• Industrial fluid handling
• Commercial construction and retrofit projects

These O-rings are essential for maintaining the integrity of the spray gun's internal components, especially in high-pressure environments.

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Features

• OEM Compatibility: Direct replacement for Graco part #248133.
• Material: High-quality rubber or chemically treated Viton (depending on supplier).
• Pack Sizes: Available in packs of 6 or 10.
• Color: Typically black.
• Dimensions: Designed to fit precisely within the Fusion AP gun's check valve assembly.
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Benefits

• Leak Prevention: Eliminates material backflow and leakage.
• Improved Efficiency: Maintains consistent spray patterns and pressure.
• Durability: Resistant to wear, chemicals, and high temperatures.
• Easy Installation: Quick replacement minimizes downtime.
• Cost-Effective Maintenance: Extends the life of expensive spray equipment.
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Instructions for Use

1. Disassemble the Fusion AP gun according to Graco's maintenance guide.
2. Remove the old O-rings from the check valve face.
3. Clean the mounting block and valve surfaces.
4. Install the new O-rings from the kit, ensuring a snug fit.
5. Reassemble the gun and test for leaks before use.
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Safety Information

• Always depressurize the system before performing maintenance.
• Wear protective gloves and eyewear when handling chemicals or disassembling equipment.
• Dispose of worn O-rings according to local regulations.