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Graco 102596 Packing O-Ring

The Graco 102596 Packing O-Ring is a high-pressure seal for pump/packing assemblies—used to prevent leaks and maintain spray consistency. Keep your sprayer performing like OEM.

  • OEM #: 102596
  • Material: PTFE (Teflon) for chemical resistance & low friction
  • Function: Seals packing stack; helps hold pressure & reduce bypass
  • Common Fit (verify): AllPro 600 E, LP 2600, Power Pup 5, 395 (repack), 190ES (rebuild)

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Graco 102596 Packing O-Ring — Overview & Fitment Guide

Compatible Machines

The following models are commonly listed for this Graco 102596 Packing O-Ring. Always confirm against your machine’s parts diagram before ordering.

  • Graco AllPro 600 E
  • Graco LP 2600
  • Graco Power Pup 5
  • Graco 395 (repack applications)
  • Graco 190ES (rebuild kit compatible)

What is it?

The Graco 102596 Packing O-Ring is a high-pressure sealing component used in airless sprayer pump/packing assemblies to prevent leaks, maintain pressure, and keep spray patterns consistent. Its PTFE (Teflon) design provides chemical resistance and low friction to help reduce wear in dynamic sealing areas.

Key Specs & Details

OEM Part # 102596 (Packing, O-Ring)
Aftermarket Cross Bedford 15-818 (replacement for Graco 102-596)
Material PTFE (Teflon) sealing ring (low-friction, chemical-resistant)
Typical Location Pump / packing cartridge or related fluid section
Primary Function Maintain pressure integrity, reduce bypass, and prevent fluid leaks
Fit Confirmation Verify via your sprayer’s parts diagram before purchase

Installer Notes

  • Clean grooves and mating surfaces; remove debris or scoring before install.
  • Seat the O-ring evenly; follow the manual regarding lubrication/assembly order.
  • Pressure-test at low PSI first to confirm a proper seal.

Frequently Asked Questions

Yes—Graco 102596 is an OEM “Packing, O-Ring.” An aftermarket equivalent often referenced is Bedford 15-818 for cost/availability alternatives. Confirm exact fit before substituting.

Typically in the pump/packing assembly or fluid section as part of the sealing stack that maintains high-pressure integrity and prevents leaks.

Check your model’s official parts diagram and look for part #102596 in the pump/packing section. If listed, it’s the correct seal for that assembly.

Follow your sprayer’s service manual. Some assemblies call for a light, compatible lubricant to aid seating and reduce initial wear.

Visible leaks at the pump, difficulty holding pressure, pulsation, or inconsistent spray pattern can indicate a worn or damaged packing O-ring.

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