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Super Precision Angular Contact Ball Bearings S7008 ACD/P4ADBB

Super Precision Angular Contact Ball Bearings S7008 ACD/P4ADBB

The S7008 ACD/P4ADBB 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 and sealed design ensure smooth operation under radial loads up to 5850 lbf.

With a phenolic cage and grease lubrication, it spins efficiently at speeds up to 41,000 RPM. The matched pair arrangement (DB) and light preload (Class B) enhance stability in high-precision applications.

This bearing suits demanding environments like machine tool spindles or high-speed motors, operating between -30°C and 110°C. Weighing 0.39kg, it meets P4A tolerance standards for exceptional accuracy.

Interchangeable with SKF bearings, it offers a reliable solution for replacements or upgrades in precision machinery.

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Product Parameters

  • Part Number S7008 ACD/P4ADBB
  • 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 7.938 mm
  • Ball Qty 18
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 5850 lbf
  • Static Radial Load 4680 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.39 kg
Super Precision Angular Contact Ball Bearings S7008 ACD/P4ADBB dimension drawing
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Features

Performance Features of S7008 ACD/P4ADBB Bearing

S7008 ACD/P4ADBB Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and noise.

With a dynamic radial load capacity of 5850 lbf, S7008 ACD/P4ADBB Bearing handles demanding conditions effortlessly.
Its sealed design and grease lubrication minimise maintenance, even at high speeds up to 41,000 rpm.

S7008 ACD/P4ADBB Bearing operates smoothly in temperatures ranging from -30°C to 110°C.
The precision P4A tolerance class ensures consistent performance in critical applications.

The matched arrangement of two bearings enhances stability and load distribution.
This makes S7008 ACD/P4ADBB Bearing ideal for high-precision machinery requiring reliable angular contact support.

Application

Essential Roles of S7008 ACD/P4ADBB Bearing
S7008 ACD/P4ADBB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The sealed construction helps maintain performance in environments with dust or debris.

In automotive applications, S7008 ACD/P4ADBB Bearing supports high-speed components like electric motors and transmissions. Its light preload and matched arrangement provide stability under varying loads.

For medical imaging devices, S7008 ACD/P4ADBB Bearing offers reliable operation due to its chrome steel construction and phenolic cage. The P4A tolerance class ensures consistent performance in critical diagnostic equipment.

Automation systems benefit from S7008 ACD/P4ADBB Bearing’s ability to handle both radial and axial loads in robotic arms. The grease lubrication allows for smooth movement in continuous operation scenarios.

In consumer electronics, S7008 ACD/P4ADBB Bearing can be found in high-end printers and scanners, where precision and durability are key. Its compact size and metric dimensions make it suitable for various European and Asian device designs.

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