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Graco 120822 Ball Bearing

Ensure smooth operation and extended pump life with the Graco 120822 Bearing Ball. Perfect for high-speed, high-pressure applications.

  • Fits: Graco GX7, GX21, Mark V, ProXtreme, King Series
  • Material: Durable 52100 Chrome Steel
  • Temperature: Up to 175°F

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Reliable Replacement for Graco Pumps

The Graco 120822 Bearing Ball ensures smooth operation, precise alignment, and extended equipment life in industrial paint and coating systems. Built for durability, it supports high-speed pump assemblies with minimal maintenance.

Compatible Machines

  • Graco GX7 Airless Sprayer
  • Graco GX21 Airless Sprayer
  • Graco Mark V Piston Pump
  • Graco ProXtreme Pump Series
  • Graco King Airless Sprayer

Key Features

  • Precision-engineered steel ball with 5–10 micron sphericity tolerance
  • Heat-treated bearing races (58–62 HRC) for durability
  • C3 clearance for optimal preload and minimal drift
  • Corrosion-resistant material suitable for high-pressure environments
  • Easy integration into existing pump systems

Technical Specifications

Specification Details
Dynamic Load Rating 150 N
Static Load Capacity 200 N
Fatigue Life (L10) 3000+ hours @ 4000 rpm
Max Temperature 175°F
Material 52100 Chrome Steel

Frequently Asked Questions

Yes, the 120822 Bearing Ball is fully compatible with Graco GX7 airless sprayers.

Replacement is recommended based on operating hours and maintenance checks. Typically, over 3,000 hours of use can be achieved under normal conditions.

Use ISO VG 150 mineral or synthetic grease for optimal performance and longevity.

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