S71909 ACE/P4A Super Precision Single Row Angular Contact Ball Bearing 7909 2RZ

S71909 ACE/P4A 45*68*12 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing High Speed

Super-precision, high-speed B design, single row angular contact ball bearing with seals

The S71909 ACE/P4A bearing,bore diameter is 45 mm, outside diameter is 68 mm,width is 12 mm,featuring precise dimensions, high static load capacity, P4A precision grade, delivers superior performance and reliability for applications requiring high rotational accuracy and stability.

What's the Performance Features of 71909 ACE/P4A Bearing?

The 71909 ACE/P4A angular contact ball bearing is engineered for high-precision and high-performance applications, featuring very tight tolerances suitable for precise machinery, the ability to handle both radial and axial loads simultaneously, high-speed operation with stability, low torque and friction for energy efficiency, enhanced rigidity for accuracy under heavy loads, durability with extended service life, effective performance across a wide temperature range.

What's the Applications of the 71909 ACE/P4A Bearing?

The 71909 ACE/P4A bearing, as a high-precision angular contact ball bearing, features design characteristics such as P4-grade precision tolerances, a 25° contact angle, and stainless steel material. These attributes make it suitable for the following applications:

1. Precision Machine Tools and Processing Equipment

• Machine Tool Spindles:
  Used in high-speed, high-rigidity CNC machine tool spindle systems, supporting precision cutting and milling operations .

• Specialized Machine Tools:
  Including metal welding machines, cut-off machines, and sliding guideways, ensuring stable equipment operation.

• Tool Magazine Systems:
  Paired with machine tool magazines to enable rapid tool changes, enhancing automation efficiency.

2. Industrial Machinery and Equipment

• Power Transmission Systems:
  Applied in heavy-duty equipment such as pile-driving machinery and friction welding machines, capable of withstanding combined loads.

• Fluid Handling Equipment:
  Used in centrifugal pumps, process pumps, and wastewater treatment systems, adaptable to wet or corrosive environments .

• High-Temperature/High-Speed Applications:
  Such as heat exchangers and hydrostatic guideways, relying on its sealed design and high-temperature resistance.

3. Precision Instruments and Research Equipment

• Laboratory Equipment:
  Including mixing devices and magnetic separators, meeting requirements for high precision and low vibration .

• Measurement Instruments:
  Such as mining surveying instruments, ensuring accurate data collection.

4. Special Industrial Scenarios

• Printing and Textile Machinery:
  Used in textile finishing machines and auxiliary textile equipment, handling complex loads.

• Chemical Equipment:
  Such as chemical laboratory reactors, resistant to chemically corrosive environments.

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