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Graco 158486 O-Ring - Aftermarket | Bedford 0-138
PriceQuantity
158486
MPN:0-138
Manufacturer:Bedford Precision Parts
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Graco 158486 O-Ring - Aftermarket Replacement | Bedford 0-138
The Bedford 0-138 represents a premium aftermarket O-Ring meticulously engineered as an exact replacement for the Graco 158486 seal in demanding fluid handling applications. Manufactured from high-grade nitrile material, this O-Ring delivers exceptional resistance to hydraulic fluids, paints, solvents, and abrasive materials while maintaining reliable performance under extreme pressure conditions. It provides OEM-level sealing integrity and durability at a significantly reduced cost, making it an ideal maintenance solution for professional contractors and industrial operations requiring dependable fluid path sealing without compromising operational efficiency or equipment reliability.
Why Choose This O-Ring
- Premium nitrile compound ensures excellent chemical and abrasion resistance
- Engineered to withstand high-pressure fluid systems exceeding 3000 PSI
- Cost-effective direct replacement for Graco part number 158486
- Provides reliable sealing to prevent leaks and maintain system integrity
Typical Compatibility
- Hydraulic fluids and petroleum-based lubricants
- Latex paints and oil-based coatings
- Stains, sealers, and industrial solvents
- Water and water-based solutions
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 packs and fluid sections requiring seal 158486
- Graco King series sprayers and industrial units
- Professional equipment including ProContractor 2500
If your equipment specifies Graco part number 158486, Bedford 0-138 is the correct aftermarket replacement.
Technical Specifications
| Aftermarket | Bedford 0-138 |
|---|---|
| OEM | Graco 158486 |
| Material | Nitrile Buna-N |
| Temperature Range | -40°F to 250°F |
| Color | Black |
| Quantity | Single O-Ring |
| Application | High-pressure fluid paths, pump seals |
| Brand | Bedford Precision Parts Aftermarket |
Installation Notes
- Depressurize the spray system completely before beginning service
- Clean the gland cavity thoroughly of all old seal material and debris
- Lightly lubricate the O-Ring with the fluid being pumped for easy installation
- Ensure the O-Ring is seated evenly in the gland without twists or rolls
- Reassemble components carefully to avoid pinching or cutting the seal
Pro Tip: Inspect O-Rings during routine pump maintenance and replace at the first sign of flattening or wear to prevent downtime.
When to Replace O-Rings
- Visible leakage from the seal area or fluid path connections
- O-Ring appears flattened, nicked, cracked, or shows signs of extrusion
- Reduced system pressure or inconsistent spray performance
- During scheduled pump maintenance or fluid section rebuilds
Bedford vs OEM
| Feature | Bedford Aftermarket | OEM Graco |
|---|---|---|
| Fit and Function | Direct replacement for 158486 | Original factory configuration |
| Material | Premium nitrile Buna-N compound | Factory material specification |
| Durability | High resistance to abrasion and extrusion | Original equipment performance |
| Value | Single O-Ring provides significant cost savings | Individual or service kit options |
