Graco 102413 U-Cup Packing
$61.50
In Stock
Graco 102413 Packing U-Cup — OEM U-cup seal for the pump’s fluid section; restores pressure, reduces leaks, and keeps the rod running smoothly.
- Fits: Ultra 395/495/595; Ultra Max II 695/795/1095; Mark V/VII; select ST Max (verify pump version)
- Type: U-cup packing (piston/rod seal)
- Use: Prevents fluid bypass & maintains spray consistency
- Install: Observe lip orientation; lubricate per Graco spec
- OEM #: 102413
Quantity
Genuine OEM Part
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U-Cup Seal for Graco Pump Fluid Sections
Compatible Machines
- Graco Ultra 395, Ultra 495, Ultra 595
- Graco Ultra Max II 695, 795, 1095
- Graco Mark V, Mark VII contractor sprayers
- Selected Graco ST Max series fluid sections (verify pump version)
Product Name
Graco 102413 Packing U-Cup — OEM U-cup style packing used in the fluid section of select Graco airless pumps to maintain high-pressure sealing, reduce fluid bypass, and keep the piston/rod running smoothly.
Key Benefits
- OEM fit: Designed for Graco pump tolerances and materials.
- Restores pressure by reducing rod/bore bypass and leakage.
- Smoother operation and longer service life of piston/rod components.
- Consistent spray pattern through proper fluid-side sealing.
Technical Specs
| OEM Part Number | 102413 |
|---|---|
| Type | Packing U-Cup (U-profile seal for piston/rod) |
| Application Area | Fluid section / pump rod sealing (airless paint sprayers) |
| Function | Prevents fluid bypass, maintains operating pressure, reduces wear |
| Compatibility Guidance | Confirm against your pump/fluid-section assembly number in the sprayer manual |
Installation & Care
- Always relieve pressure and follow Graco safety procedures before disassembly.
- Clean housing grooves and the rod; lightly lubricate packing as specified.
- Observe lip orientation of the U-cup; torque per Graco spec.
- Replace when you notice leaks, loss of pressure, or streaky spray pattern.
Frequently Asked Questions
Often yes; the Ultra 395 uses pump variants that specify this U-cup. Verify by your pump/fluid-section number in the manual to be certain before ordering.
Visible leakage at the rod, pressure drop, pulsation, or inconsistent spray fan. Glazed or flattened packing lips are also a sign of wear.
Yes — 102413 is an OEM Graco part number for a U-cup packing used in select fluid sections.
Use fluids within Graco’s recommendations. For aggressive solvents/abrasives, confirm the packing material grade specified for your pump to ensure chemical compatibility.
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