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Super Precision Angular Contact Ball Bearings S71907 ACDGA/P4A

Super Precision Angular Contact Ball Bearings S71907 ACDGA/P4A

The S71907 ACDGA/P4A is a super precision angular contact ball bearing with a 35mm bore and 55mm outer diameter, crafted from durable chrome steel. Its 25° contact angle efficiently handles combined radial and axial loads, with a dynamic radial load capacity of 2077 lbf.

The sealed design keeps grease in and contaminants out, ensuring smooth operation at high speeds up to 56,000 RPM. The phenolic cage provides quiet performance and reduces friction, ideal for precision applications.

With a tolerance class of P4A, this bearing offers exceptional accuracy for demanding machinery. It’s suitable for spindle drives, machine tools, or other high-speed equipment where precision is key.

Weighing just 0.077kg, it’s lightweight yet robust. The bearing is interchangeable with SKF models and comes in a set of four for versatile mounting options like back-to-back or face-to-face arrangements.

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Product Parameters

  • Part Number S71907 ACDGA/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 35 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 55 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 10 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 21
  • 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 2077 lbf
  • Static Radial Load 1395 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 56000 rpm
  • Weight 0.077 kg
Super Precision Angular Contact Ball Bearings S71907 ACDGA/P4A dimension drawing
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Features

Performance Features of S71907 ACDGA/P4A Bearing

S71907 ACDGA/P4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 2077 lbf.

Its phenolic cage ensures smooth operation, even at high speeds of 56,000 rpm.
The sealed design and grease lubrication reduce maintenance needs, making it reliable in various conditions.

With a precision tolerance class of P4A, S71907 ACDGA/P4A Bearing delivers consistent performance.
The extra-light preload further minimises friction, extending its service life.

Application

Ideal for Precision: S71907 ACDGA/P4A Bearing
S71907 ACDGA/P4A Bearing is commonly used in high-speed machine tools, where its angular contact design ensures accurate radial and axial load handling. The sealed construction helps maintain lubrication, reducing maintenance needs in demanding environments.

In robotics, S71907 ACDGA/P4A Bearing provides smooth motion control for articulated arms, thanks to its phenolic cage and chrome steel components. Its extra-light preload makes it suitable for precise, low-friction applications.

For medical imaging devices, S71907 ACDGA/P4A Bearing offers reliable performance with minimal vibration, crucial for clear diagnostic results. The P4A tolerance class ensures consistent operation in sensitive equipment.

In automotive electric motors, S71907 ACDGA/P4A Bearing supports high-speed rotation while managing angular loads efficiently. Its grease lubrication and temperature range make it adaptable to various operating conditions.

Consumer electronics like high-end printers benefit from S71907 ACDGA/P4A Bearing’s quiet operation and durability. The metric sizing allows easy integration into compact, precision-driven devices.

Q&A

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