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Super Precision Angular Contact Ball Bearings 7009 CE/P4ADGA

Super Precision Angular Contact Ball Bearings 7009 CE/P4ADGA

The 7009 CE/P4ADGA is a super precision angular contact ball bearing with a 45mm bore and 75mm outer diameter, crafted from high-quality chrome steel. It features a 15° contact angle and is designed for angular contact loads, handling up to 4680 lbf dynamically.

Its open design and phenolic cage ensure smooth operation at high speeds, reaching up to 46,000 RPM. The bearing comes pre-lubricated and operates efficiently in temperatures from -30°C to 110°C.

This model is part of a universal matching set, allowing flexible arrangements like back-to-back or face-to-face. Ideal for precision applications such as machine tools or spindles where accuracy is key.

Weighing 0.48kg, it offers a balance of strength and lightweight performance. Compliant with P4A tolerance standards, it ensures reliable and precise operation.

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Product Parameters

  • Part Number 7009 CE/P4ADGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 45 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 75 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 32 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.144 mm
  • Ball Qty 21
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 4680 lbf
  • Static Radial Load 3825 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 46000 rpm
  • Weight 0.48 kg
  • Price（$） 257.31
Super Precision Angular Contact Ball Bearings 7009 CE/P4ADGA dimension drawing
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Features

Performance Features of 7009 CE/P4ADGA Bearing

7009 CE/P4ADGA Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and noise.
With a dynamic radial load capacity of 4680 lbf, it handles demanding conditions reliably.
The bearing’s universal matching allows flexible arrangements like back-to-back or face-to-face setups.

How Is 7009 CE/P4ADGA Bearing Engineered for Reliability?

7009 CE/P4ADGA Bearing features precision P4A tolerance, ensuring consistent performance in high-speed applications.
The extra light preload (Class A) minimises friction, enhancing efficiency and longevity.
Its open design and lubrication enable smooth operation up to 46,000 rpm.
The matched set of two bearings offers versatility for complex mounting configurations.

Designed for Durability: 7009 CE/P4ADGA Bearing

7009 CE/P4ADGA Bearing’s chrome steel construction resists wear, even under heavy radial loads up to 3825 lbf.
The phenolic cage maintains ball alignment, reducing vibration and noise during high-speed rotation.
Its temperature range of -30°C to 110°C ensures stable performance in varied environments.
The 45 mm bore diameter with tight tolerance provides precise fitment for critical applications.

Steel vs Ceramic Bearings: Strengths of 7009 CE/P4ADGA Bearing

7009 CE/P4ADGA Bearing uses high-quality chrome steel for rings and balls, balancing cost and performance.
This material choice ensures excellent load capacity while maintaining precision in angular contact setups.
The phenolic cage offers quiet operation, ideal for high-speed applications up to 46,000 rpm.
Its universal matching capability provides installation flexibility without compromising reliability.

Application

Key Fields for 7009 CE/P4ADGA Bearing
7009 CE/P4ADGA Bearing is widely used in high-speed machine tools, where its precision and angular contact design ensure smooth operation. The universal matching feature makes it adaptable for various configurations, enhancing flexibility in industrial setups.

In automotive applications, 7009 CE/P4ADGA Bearing supports components like electric motors and gearboxes, thanks to its extra light preload and high-speed capability. The phenolic cage adds durability, making it suitable for long-term use.

For automation systems, 7009 CE/P4ADGA Bearing excels in robotic arms and CNC machines, where its P4A tolerance class guarantees accuracy. The chrome steel construction ensures reliability even under continuous operation.

Medical imaging devices benefit from 7009 CE/P4ADGA Bearing’s low friction and high-speed performance. Its open design allows for easy lubrication, maintaining consistent performance in critical applications.

In consumer electronics, 7009 CE/P4ADGA Bearing is found in high-performance fans and printers, where its lightweight and precision are key. The temperature range ensures stability in various operating conditions.

Q&A

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