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71909 CB/P4A Super Precision High Speed P4A Precision Grade Angular Contact Ball Bearing

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71909 CB/P4A Super Precision High Speed P4A Precision Grade Angular Contact Ball Bearing

Structure : Angular Contact

Part Number : 71909 CB/P4A Angular Contact Ball Bearing

Lubrication : Grease,Oil

Design : High-speed B

Sealing : Without

Coating : Without

Replaceable With : SKF, NSK 7909CTRP4

Brand Name : CNBTZC or OEM

Model Number : 71909 CB/P4A

Certification : IATF16949:2016

Place of Origin : China

MOQ : 1000

Price : Please contact us,thanks

Payment Terms : L/C,T/T

Supply Ability : 200000pcs per month

Delivery Time : 2-4 weeks

Packaging Details : plastic bag,box,carton,pallet

Seals Type : Open (2RZ available)

Ring type : One-piece inner and outer rings

Contact type : Normal contact (two-point contact)

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71909 CB/P4A Super Precision Single Row Angular Contact Ball Bearing 7909
71909 CB/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
The 71909 CB/P4A bearing features a bore diameter of 45 mm, outside diameter of 68 mm, and width of 12 mm. With precise dimensions, high static load capacity, and P4A precision grade, it delivers superior performance and reliability for applications requiring high rotational accuracy and stability.
Part Number 71909 CB/P4A
Bearing Type Angular Contact
Measurement Unit Metric
Dimensions
Inner Bore Diameter (d) 45 mm
Inner Bore Diameter Tolerance -0.006mm to 0
Outer Bore Diameter (D) 68 mm
Outer Bore Diameter Tolerance -0.007mm to 0
Width (B) 12 mm
Width Tolerance -0.2mm to 0
Specifications
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 or Oil
Tolerance Class P4A better than P4 (ABEC-7)
Weight 0.13 kg
Matched Arrangement No
Universal Matching Bearing No
Preload Not applicable
Load and Speed
Dynamic Radial Load 7410 N
Static Radial Load 5700 N
Reference Speed For Grease (r/min) 28,000 rpm
Limiting Speed For Oil (r/min) 43,000 rpm
71909 CB/P4A Super Precision High Speed P4A Precision Grade Angular Contact Ball Bearing 71909 CB/P4A Super Precision High Speed P4A Precision Grade Angular Contact Ball Bearing
Performance Features of 71909 CB/P4A Bearing
The 71909 CB/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 of the 71909 CB/P4A Bearing
The 71909 CB/P4A bearing is a high-precision angular contact ball bearing, and its design features make it widely applicable in various demanding industrial fields:
  • Machine Tool Spindles: Ideal for lathes, milling machines, and grinding machines due to high precision (P4 grade) and ability to handle high speeds and heavy loads
  • Aerospace Equipment: Used in aerospace applications such as satellite systems and rocket engines
  • Semiconductor Manufacturing: Critical in semiconductor equipment like lithography and wafer cutting machines for high-accuracy processes
  • High-Speed Motors & Instruments: Suitable for high-speed motors, centrifuges, and medical devices requiring low vibration and reliable performance
CERTIFICATE RoHS & REACH, IATF16949:2016
Feature High Speed and Stiffness, High Running Accuracy, High Load Carrying Capacity
Service OEM&ODM Customized Services
Samples Please Contact Us
Service Online Support, Professional Service
Size Standard, For custom sizes, please contact us
Factory Manufacturer Yes
If you need more detailed information, feel free to ask!
71909 CB/P4A Super Precision High Speed P4A Precision Grade Angular Contact Ball Bearing

Product Tags:

71909 CB/P4A angular contact ball bearing

      

super precision ball bearing 7909

      

single row angular contact bearing

      
Quality 71909 CB/P4A Super Precision High Speed P4A Precision Grade Angular Contact Ball Bearing for sale

71909 CB/P4A Super Precision High Speed P4A Precision Grade Angular Contact Ball Bearing Images

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