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Super Precision Angular Contact Ball Bearings 7008 ACE/P4ADGA
Super Precision Angular Contact Ball Bearings 7008 ACE/P4ADGA

Super Precision Angular Contact Ball Bearings 7008 ACE/P4ADGA

The 7008 ACE/P4ADGA is a super precision angular contact ball bearing with a 40mm bore and 68mm outer diameter, crafted from high-quality chrome steel. Its 25° contact angle and open design ensure smooth operation under angular loads.

With a dynamic radial load capacity of 4275 lbf, it spins efficiently at speeds up to 56,000 RPM. The phenolic cage adds durability while keeping the weight light at just 0.37kg.

This bearing comes in a matched set of two, offering flexibility for back-to-back, face-to-face, or tandem arrangements. Ideal for high-precision applications like machine tool spindles or high-speed robotics.

It operates reliably in temperatures from -30°C to 110°C and is interchangeable with SKF bearings, making it a practical choice for replacements or upgrades.

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Product Parameters

  • Part Number 7008 ACE/P4ADGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 40 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 68 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 30 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.144 mm
  • Ball Qty 19
  • Contact Angle 25°
  • 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 4275 lbf
  • Static Radial Load 3218 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 56000 rpm
  • Weight 0.37 kg

Features

Performance Features of 7008 ACE/P4ADGA Bearing

7008 ACE/P4ADGA Bearing is designed with a 25° 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 4275 lbf, it handles demanding conditions reliably.

The P4A tolerance class guarantees precision, making it suitable for high-speed operations up to 56,000 rpm.

Application

Common Applications of 7008 ACE/P4ADGA Bearing
In machine tools, 7008 ACE/P4ADGA Bearing excels with its 25° contact angle, providing stability for high-precision operations like milling and grinding. The phenolic cage reduces friction, ensuring smooth performance even at speeds up to 56,000 rpm.

Where Is 7008 ACE/P4ADGA Bearing Used?
You’ll often spot 7008 ACE/P4ADGA Bearing in robotics, where its universal matching design adapts to tandem or back-to-back arrangements for flexible movement. Its chrome steel construction handles radial loads effortlessly in automated arms.

Built for Heavy-Duty Use: 7008 ACE/P4ADGA Bearing
This bearing shines in aerospace applications, supporting angular loads in landing gear systems. The extra-light preload ensures minimal vibration, critical for sensitive avionics equipment.

Automotive vs Aerospace: Applications of 7008 ACE/P4ADGA Bearing
In cars, 7008 ACE/P4ADGA Bearing aids wheel hubs, while in aircraft, it manages thrust in turbine assemblies. Its P4A tolerance class guarantees precision across both industries.

Practical Applications of 7008 ACE/P4ADGA Bearing
For medical imaging devices, 7008 ACE/P4ADGA Bearing’s low-noise operation is ideal. The lubricated design maintains performance in MRI scanners where reliability is non-negotiable.

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