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71904 CD/P4A Super Precision High Capacity High Speed Angular Contact Ball Bearing

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71904 CD/P4A Super Precision High Capacity High Speed Angular Contact Ball Bearing

Ring type : One-piece inner and outer rings

Seals Type : Open (2RZ available)

Part Number : 71904 CD/P4A Angular Contact Ball Bearing

Brand Name : CNBTZC or OEM

Model Number : 71904 CD/P4A

Certification : IATF16949:2016

Place of Origin : China

MOQ : 1000

Price : Please contact us,thanks

Payment Terms : L/C,T/T

Supply Ability : 500000pcs per month

Packaging Details : plastic bag,box,carton,pallet

Structure : Angular Contact

Lubrication : Oil or Grease

Design : High-capacity D

Sealing : Without

Replaceable With : SKF, NSK

Delivery Time : 2-4 weeks

Coating : Without

Contact type : Normal contact (two-point contact)

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71904 CD/P4A Super Precision Single Row Angular Contact Ball Bearing
71904 CD/P4A 20×37×9 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing - High Speed
Super-precision, high-capacity, single row angular contact ball bearing featuring precise dimensions, high static load capacity, and P4A precision grade. Delivers superior performance and reliability for applications requiring high rotational accuracy and stability.
Technical Specifications
Part Number 71904 CD/P4A
Bearing Type Angular Contact
Measurement Unit Metric
Inner Bore Diameter (d) 20 mm
Inner Bore Diameter Tolerance -0.005mm to 0
Outer Bore Diameter (D) 37 mm
Outer Bore Diameter Tolerance -0.006mm to 0
Width (B) 9 mm
Width Tolerance -0.2mm to 0
Contact Angle 15° (25°, 40° Available)
Material Chrome Steel
Cage Material Phenolic
Number of Rows 1 Single Row
Seal Type Open
Temperature Range -30°C to 150°C
Lubrication Grease, Oil
Tolerance Class P4A better than P4 (ABEC-7)
Weight 0.036 kg
Load and Speed Ratings
Dynamic Radial Load 6050 N
Static Radial Load 3200 N
Reference Speed For Grease 45,000 rpm
Limiting Speed For Oil 67,000 rpm
Product Images
71904 CD/P4A Super Precision High Capacity High Speed Angular Contact Ball Bearing 71904 CD/P4A Super Precision High Capacity High Speed Angular Contact Ball Bearing
Performance Features
The 71904 CD/P4A angular contact ball bearing is engineered for high-precision and high-performance applications, featuring:
  • Very tight tolerances suitable for precise machinery
  • 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
Applications
The 71904 CD/P4A bearing is distinguished by its high precision, high-speed performance, and significant load capacity, making it ideal for a broad range of industrial applications including:
Plastic packaging machinery
Printing and dyeing equipment
Milling machines
CNC lathes
Stud welders
Assembly machinery
Leather measuring and coating machines
Vacuum dryers
Spinning equipment
Energy storage systems
Environmental protection devices
Machine tool sliding blocks
Chemical equipment components
Textile machinery
Food mixing equipment
Reboilers
Harvesting machinery
Thermoforming machines
Banknote counters
Certifications & Services
Certifications RoHS & REACH, IATF16949:2016
Features High Speed and Stiffness, High Running Accuracy, High Load Carrying Capacity
Services OEM & ODM Customized Services, Online Support, Professional Service
Sizes Standard (Custom sizes available - please contact us)
Samples Please Contact Us
Manufacturer Factory Manufacturer

Product Tags:

71904 super precision angular contact bearing

      

7904 single row ball bearing

      

P4A precision ball bearing

      
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