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Graco 181338 Backup Washer - Aftermarket | Bedford 18-1301
PriceQuantity
181338
MPN:18-1301
Manufacturer:Bedford Precision Parts
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Graco 181338 Backup Washer - Aftermarket Replacement | Bedford 18-1301
The Bedford 18-1301 serves as a premium aftermarket replacement for the Graco 181338 backup washer, engineered to deliver exceptional performance in high-pressure fluid handling systems. This precision-molded component provides critical sealing support within pump assemblies, offering superior resistance to extrusion, chemical degradation, and mechanical stress. Manufactured from advanced polymer compounds specifically formulated for demanding spray equipment applications, it ensures reliable operation while maintaining dimensional stability under extreme pressure conditions, providing OEM-level performance with significant cost savings for maintenance operations across various industrial and contracting environments.
Why Choose This Backup Washer
- Advanced polymer construction prevents extrusion under high pressure
- Precision-molded to exact OEM dimensions for perfect fit
- Cost-effective direct replacement for Graco part number 181338
- Provides critical sealing support in pump assemblies
Typical Compatibility
- Latex paints and oil-based coatings
- Stains, sealers, and industrial finishes
- Heavy-bodied materials and textured coatings
- Solvent-based materials and cleaning chemicals
Compatible with fluids used in Graco equipment including Ultra 500, 395, and Mark 5 series.
What It Fits
- Graco airless sprayer models Ultra 500, 395, Mark 5
- Pump pack assemblies requiring washer 181338
- Graco King series sprayers and industrial units
- Professional equipment including ProContractor 2500
If your equipment specifies Graco part number 181338, Bedford 18-1301 is the correct aftermarket replacement.
Technical Specifications
| Aftermarket | Bedford 18-1301 |
|---|---|
| OEM | Graco 181338 |
| Material | Advanced Polymer Compound |
| Temperature Range | -40°F to 250°F |
| Color | Black |
| Quantity | Single Washer |
| Application | Pump Sealing Assemblies, Fluid Sections |
| Brand | Bedford Precision Parts Aftermarket |
Installation Notes
- Depressurize the spray system completely before beginning service
- Clean all sealing surfaces thoroughly of debris and old material
- Inspect mating components for wear or damage before installation
- Ensure proper orientation and seating within the assembly
- Test system operation and check for leaks before returning to service
Pro Tip: Replace backup washers during routine pump maintenance to ensure optimal sealing performance and prevent premature wear on primary seals.
When to Replace Backup Washers
- Visible deformation, cracking, or extrusion of washer material
- Seal leakage or reduced pump pressure performance
- During pump rebuilds or fluid section maintenance
- Preventive maintenance during annual equipment servicing
Bedford vs OEM
| Feature | Bedford Aftermarket | OEM Graco |
|---|---|---|
| Fit and Function | Direct replacement for 181338 | Original factory configuration |
| Material | Advanced polymer compound formulation | Factory material specification |
| Durability | High resistance to extrusion and chemicals | Original equipment performance |
| Value | Single washer provides significant cost savings | Individual or service kit options |
