Graco 15B448 Packing O-Ring
$53.92
In Stock
The Graco 15B448 Packing O-Ring provides reliable sealing in Graco pumps and valves, maintaining pressure and preventing leaks.
- OEM-specified for perfect fit
- Durable high-performance elastomer
- Resistant to wear and frequent cycling
- Easy replacement during maintenance
Quantity
Genuine OEM Part
Fast Shipping (Order by 1 PM CST)
Easy Returns
Graco 15B448 Packing O‑Ring – Product Details & Compatibility
Compatible Machines
The Graco 15B448 Packing O‑Ring is used in Graco fluid-handling assemblies—especially in pumps and valves that demand a high-quality elastomer seal for dynamic sealing.
- Graco high-pressure pumps, diaphragm and plunger designs
- Fluid-transfer modules where packing O-rings are part of the seal assembly
- Service and maintenance kits needing Graco-spec O-ring replacements
Product Overview
The Graco 15B448 Packing O‑Ring is an OEM-grade seal made from high-performance elastomer, designed to withstand repeated cycling, maintain fluid tightness, and extend the operational life of Graco equipment.
Key Features
- Precisely molded to OEM specifications for consistent performance
- Durable elastomer resists wear, compression set, and fluid attack
- Simple-to-replace design minimizes service downtime
- Optimised for dynamic sealing under pressure and movement
Technical Specifications
| Part Number | 15B448 |
|---|---|
| Description | Packing O‑Ring |
| Installed In | Graco pumps, valves, and packing assemblies |
| Elastomer Material | High-performance elastomer (compatible with Graco OEM quality) |
| Function | Seals dynamic interfaces to prevent leaks and maintain pressure |
Usage Notes
- Always release system pressure and isolate fluid lines before servicing.
- Clean the O-ring groove and inspect for debris or damage before installation.
- Use a compatible lubricant to help seat the O-ring without twisting.
- Ensure proper fit and compression to avoid leaks or extrusion.
- Check and replace the O-ring during regular maintenance or if leaks develop.
Frequently Asked Questions
It forms a pressure‑tight dynamic seal in Graco pump and valve assemblies, preventing fluid leakage even under frequent cycling.
While non‑OEM rings might physically fit, the OEM part ensures correct material, dimensions, and durability under Graco’s operating conditions.
Replace when leaks appear, or during scheduled maintenance if the O‑ring shows wear, hardening, or deformation.
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