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Super Precision Angular Contact Ball Bearings S7008 ACDGA/P4A

Super Precision Angular Contact Ball Bearings S7008 ACDGA/P4A

The S7008 ACDGA/P4A is a super precision angular contact ball bearing with a 40mm bore and 68mm outer diameter, crafted from durable chrome steel. Its 25° contact angle efficiently handles combined radial and axial loads, making it versatile for high-speed applications.

With a phenolic cage and grease lubrication, it spins smoothly at up to 41,000 RPM while maintaining low friction. The sealed design keeps contaminants out, extending service life in demanding environments.

This bearing meets P4A tolerance standards for exceptional accuracy, ideal for machine tools or precision instruments. Its universal matching capability allows flexible arrangements like back-to-back or tandem mounting.

Weighing just 0.19kg, it operates reliably between -30°C to 110°C. Interchangeable with SKF bearings, it’s a practical choice for maintenance or upgrades in precision machinery.

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Product Parameters

  • Part Number S7008 ACDGA/P4A
  • 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 15 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 18
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 4
  • 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 3578 lbf
  • Static Radial Load 2340 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.19 kg
Super Precision Angular Contact Ball Bearings S7008 ACDGA/P4A dimension drawing
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Features

Performance Features of S7008 ACDGA/P4A Bearing

S7008 ACDGA/P4A Bearing is designed with a 25° contact angle, optimising load distribution for precision applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and noise.

The bearing handles dynamic radial loads up to 3578 lbf, making it suitable for high-performance machinery.
With a maximum speed of 41,000 rpm, it delivers smooth operation even at high velocities.

S7008 ACDGA/P4A Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its sealed design and grease lubrication minimise maintenance requirements, ensuring long-term reliability.

The P4A tolerance class guarantees exceptional precision, ideal for demanding industrial applications.
Its universal matching capability allows flexible arrangement options, including back-to-back and face-to-face configurations.

Application

Common Applications of S7008 ACDGA/P4A Bearing
S7008 ACDGA/P4A Bearing is widely used in high-speed machine tools, where its precision and angular contact design ensure smooth operation. The sealed construction helps keep contaminants out, extending the bearing’s lifespan in demanding environments.

In automotive applications, S7008 ACDGA/P4A Bearing supports components like electric motors and gearboxes, offering reliable performance under radial and axial loads. Its grease lubrication ensures consistent operation even at high speeds.

For medical imaging devices, S7008 ACDGA/P4A Bearing’s phenolic cage and chrome steel construction provide durability and low friction. This makes it ideal for equipment requiring quiet and precise movement.

Automation systems benefit from S7008 ACDGA/P4A Bearing’s ability to handle high-speed rotations in robotic arms. The extra light preload ensures minimal vibration, enhancing overall system accuracy.

In consumer electronics like high-end printers, S7008 ACDGA/P4A Bearing’s compact design and precision contribute to reliable performance. Its temperature range also makes it suitable for various operating conditions.

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