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S71908 CB/P4A Super Precision Angular Contact Ball Bearing with 40 mm Bore Diameter and High Speed Performance

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S71908 CB/P4A Super Precision Angular Contact Ball Bearing with 40 mm Bore Diameter and High Speed Performance

Structure : Angular Contact

Part Number : S71908 CB/P4A Angular Contact Ball Bearing

Lubrication : Grease

Design : High-speed B

Coating : Without

Sealing : Without

Replaceable With : SKF, NSK 7908CTRV1VP4

Seals Type : Sealed,Seal on both sides,2RZ

Ring type : One-piece inner and outer rings

Contact type : Normal contact (two-point contact)

Brand Name : CNBTZC or OEM

Model Number : S71908 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

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S71908 CB/P4A Super Precision Single Row Angular Contact Ball Bearing 7908
Product Overview

Super-precision, high-speed B design, single row angular contact ball bearing with seals. The S71908 CB/P4A bearing features precise dimensions, high static load capacity, P4A precision grade, delivering superior performance and reliability for applications requiring high rotational accuracy and stability.

Technical Specifications
Part Number S71908 CB/P4A
Bearing Type Angular Contact
Measurement Unit Metric
Inner Bore Diameter (d) 40 mm
Inner Bore Diameter Tolerance -0.006mm to 0
Outer Bore Diameter (D) 62 mm
Outer Bore Diameter Tolerance -0.007mm to 0
Width (B) 12 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 Seal on both sides
Temperature Range -30°C to 150°C
Lubrication Grease
Tolerance Class P4A better than P4 (ABEC-7)
Weight 0.12 kg
Load and Speed Ratings
Dynamic Radial Load 5400 N
Static Radial Load 4150 N
Reference Speed For Grease (r/min) 30,000 rpm
Limiting Speed For Oil (r/min) 45,000 rpm
S71908 CB/P4A Super Precision Angular Contact Ball Bearing with 40 mm Bore Diameter and High Speed Performance S71908 CB/P4A Super Precision Angular Contact Ball Bearing with 40 mm Bore Diameter and High Speed Performance
Performance Features
  • Engineered for high-precision and high-performance applications
  • 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
  • High-speed machine tool spindles and tool changer systems
  • Industrial machinery like bag making machines and chillers
  • High-speed motors and gearboxes requiring low vibration and high rigidity
  • Special operating condition equipment such as crushers and rolling mills
  • Precision instruments including aerospace components and medical devices
Certifications & Services
Certificates RoHS & REACH, IATF16949:2016
Features High Speed and Stiffness, High Running Accuracy, High Load Carrying Capacity
Service OEM&ODM Customized Services
Samples Please Contact Us
Support Online Support, Professional Service
Size Options Standard, For custom sizes please contact us
Manufacturer Factory Manufacturer

Product Tags:

7908 super precision angular contact bearing

      

single row angular contact ball bearing

      

precision ball bearing with warranty

      
Quality S71908 CB/P4A Super Precision Angular Contact Ball Bearing with 40 mm Bore Diameter and High Speed Performance for sale

S71908 CB/P4A Super Precision Angular Contact Ball Bearing with 40 mm Bore Diameter and High Speed Performance Images

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