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Graco 15A704 O-Ring Packing

The Graco 15A704 O-Ring Packing provides reliable sealing for Graco pumps and valve assemblies, preventing leaks and maintaining stable pressure in high-pressure systems.

  • Durable elastomer material, resistant to wear and deformation
  • Fits Graco piston pumps and valve assemblies
  • Handles up to 4000 psi operating pressure
  • Easy to install and replace during maintenance

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Graco 15A704 O-Ring Packing

The Graco 15A704 O-Ring Packing is an essential sealing component for Graco pumps and fluid-handling equipment. It ensures leak-free operation, maintains pressure stability, and provides reliable performance under high-pressure conditions.

Key Features & Benefits

  • Premium Elastomer Material: Durable, flexible, and resistant to deformation under repeated pressure cycles.
  • Precision Design: Engineered to fit tightly in glands and packing nuts for consistent compression and sealing.
  • OEM-Grade Reliability: Genuine Graco part ensures proper fit and long-term seal integrity.
  • Easy Replacement: Quick and straightforward installation during maintenance or pump rebuilds.

Applications

  • Sealing moving or static interfaces in Graco piston pumps.
  • Valve and flow control components requiring leak-proof sealing.
  • Included in maintenance and repair kits for refurbishing Graco machines.

Installation & Maintenance Tips

  • Depressurize the System: Always ensure the system is fully depressurized before replacing the O-ring.
  • Clean the Gland: Remove debris, old sealant, or remnants for proper sealing.
  • Lubricate Lightly: Use compatible lubricant to ease installation and reduce pinching risk.
  • Inspect Surfaces: Check shafts and nuts for nicks or wear that could compromise sealing.
  • Leak Test: Slowly pressurize the system after installation and confirm no leaks.

Technical Specifications

Part Number 15A704
Material Durable elastomer, corrosion and wear-resistant
Application Sealing pump and valve interfaces in Graco piston pumps
Operating Pressure Up to 4000 psi
Temperature Range -20°C to 80°C (-4°F to 176°F)
Compatibility Graco piston pumps and valve assemblies (verify model)

Frequently Asked Questions

The 15A704 O-Ring Packing seals moving and static interfaces in Graco pumps and valves, preventing leaks and maintaining pressure integrity.

It is compatible with Graco piston pumps and valve assemblies. Always verify compatibility with the specific machine model and serial number.

Ensure the system is depressurized, clean the gland, lightly lubricate the O-ring, inspect mating surfaces, and perform a leak test after installation.

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