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Super Precision Angular Contact Ball Bearings S7008 ACD/P4ADGB
Super Precision Angular Contact Ball Bearings S7008 ACD/P4ADGB

Super Precision Angular Contact Ball Bearings S7008 ACD/P4ADGB

The S7008 ACD/P4ADGB is a super precision angular contact ball bearing, measuring 40mm by 68mm by 30mm. Made from chrome steel with a phenolic cage, it offers reliable performance for high-speed applications.

With a 25° contact angle and sealed design, it handles radial loads up to 5850 lbf and spins smoothly at 41,000 RPM. The light preload ensures quiet operation and reduced vibration.

This bearing comes in a matched set of two, suitable for universal mounting (back-to-back, face-to-face, or tandem). Ideal for machine tools or spindles where precision and speed are key.

It operates in temperatures from -30°C to 110°C and is interchangeable with SKF bearings, making it a versatile choice for replacements. Weighing 0.39kg, it balances durability with manageable size.

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Product Parameters

  • Part Number S7008 ACD/P4ADGB
  • 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 Universal matching
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • 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

Features

Why Choose S7008 ACD/P4ADGB Bearing for Precision Tasks?

S7008 ACD/P4ADGB Bearing features a 25° contact angle, ideal for handling combined radial and axial loads.
Its universal matching design allows flexible arrangement in back-to-back, face-to-face, or tandem configurations.

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, it delivers reliable performance in high-precision applications.

S7008 ACD/P4ADGB Bearing operates smoothly at speeds up to 41,000 rpm, thanks to its precision P4A tolerance class.
The sealed design and grease lubrication minimise maintenance, making it suitable for long-term use.

Its temperature range of -30°C to 110°C ensures consistent performance in various operating conditions.
The lightweight design at 0.39 kg per bearing adds to its versatility in different machinery setups.

Application

Key Fields for S7008 ACD/P4ADGB Bearing
S7008 ACD/P4ADGB Bearing is widely used in high-speed machine tools, where its precision and angular contact design ensure accurate spindle performance. The sealed construction keeps contaminants out, extending service life in demanding workshop conditions.

In robotics, S7008 ACD/P4ADGB Bearing provides smooth motion control for articulated arms, thanks to its universal matching capability. The light preload reduces friction, making it ideal for repetitive, high-accuracy tasks.

For aerospace applications, S7008 ACD/P4ADGB Bearing handles combined radial and thrust loads in auxiliary systems. Its phenolic cage offers stability across the full temperature range, from -30°C to 110°C.

Medical imaging devices benefit from S7008 ACD/P4ADGB Bearing’s P4A tolerance class, ensuring vibration-free rotation in MRI scanners. The grease lubrication operates quietly, meeting strict hospital noise requirements.

In automotive testing equipment, S7008 ACD/P4ADGB Bearing supports high-speed dynamometers with reliable angular contact performance. The 18-ball design distributes loads evenly, preventing premature wear during prolonged use.

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