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Home > Products > Precision Ball Bearings > Super Precision 25x42x9 mm High Speed Angular Contact Ball Bearing Single Row Bearing

Super Precision 25x42x9 mm High Speed Angular Contact Ball Bearing Single Row Bearing

Product Details

Place of Origin: China

Brand Name: CNBTZC or OEM

Certification: IATF16949:2016

Model Number: S71905/VA9D1

Payment & Shipping Terms

Minimum Order Quantity: 1000

Price: Please contact us,thanks

Packaging Details: plastic bag,box,carton,pallet

Delivery Time: 2-3 weeks

Payment Terms: L/C,T/T

Supply Ability: 500000pcs per month

Get Best Price
Highlight:

Super Precision Angular Contact Ball Bearing

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Single Row Ball Bearing 7905 2RZ

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Angular Contact Bearing with Warranty

Part Number:
S71905/VA9D1 Angular Contact Ball Bearing
Structure:
Angular Contact
Seals Type:
Sealed,Seal On Both Sides,2RZ
Ring Type:
One-piece Inner And Outer Rings
Lubrication:
Grease
Replaceable With:
SKF, NSK
Coating:
Without
Sealing:
Without
Special Feature:
Suitable For Driven Tools
Contact Type:
Normal Contact (two-point Contact)
Part Number:
S71905/VA9D1 Angular Contact Ball Bearing
Structure:
Angular Contact
Seals Type:
Sealed,Seal On Both Sides,2RZ
Ring Type:
One-piece Inner And Outer Rings
Lubrication:
Grease
Replaceable With:
SKF, NSK
Coating:
Without
Sealing:
Without
Special Feature:
Suitable For Driven Tools
Contact Type:
Normal Contact (two-point Contact)
Super Precision 25x42x9 mm High Speed Angular Contact Ball Bearing Single Row Bearing
S71905/VA9D1 Super Precision Single Row Angular Contact Ball Bearing 7905 2RZ
Product Overview

71905/VA9D1 25×42×9 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing with high-speed capability. Super-precision universally matchable single row angular contact ball bearing with seals for driven tools.

The 71905/VA9D1 bearing features precise dimensions, high static load capacity, P4 precision grade, delivering superior performance and reliability for applications requiring high rotational accuracy and stability.

Technical Specifications
Part Number 71905/VA9D1
Bearing Type Angular Contact
Measurement Unit Metric
Inner Bore Diameter (d) 25 mm
Inner Bore Diameter Tolerance -0.004mm to 0
Outer Bore Diameter (D) 42 mm
Outer Bore Diameter Tolerance -0.004mm to 0
Width (B) 9 mm
Width Tolerance -0.2mm to 0
Contact Angle 25° (15°, 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 P4
Weight 0.043 kg
Matched Arrangement No
Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>) DB, DF, DT 2 bearings
Preload Not applicable
Dynamic Radial Load 6370 N
Static Radial Load 3800 N
Reference Speed For Grease (r/min) 25,000 rpm
Limiting Speed For Oil (r/min) 35,000 rpm
Product Images
S71905/VA9D1 Super Precision Angular Contact Ball Bearing S71905/VA9D1 Bearing Technical Diagram
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

The 71905/VA9D1 bearing is crucial in multiple sectors due to its capability to handle radial and axial loads at high speeds with precision:

  • Precision machine tools - ensures high-speed rotational accuracy and stability
  • High-speed rail - supports safe and efficient train operations
  • Aerospace - meets stringent demands under extreme conditions
  • Automation equipment and robotics - facilitates precise control and operation
  • Wind turbines and high-speed motors
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