China factories

Chat Now Send Email
China factory - Beining Intelligent Technology (Zhejiang) Co., Ltd

Beining Intelligent Technology (Zhejiang) Co., Ltd

  • China ,Zhejiang
  • Verified Supplier
  1. Home
  2. Products
  3. About Us
  4. Contact Us

Leave a Message

we will call you back quickly!

Submit Requirement
China 71909 CB/HCP4A Super Precision Angular Contact Ball Bearing 45x68x12 mm with P4A
China 71909 CB/HCP4A Super Precision Angular Contact Ball Bearing 45x68x12 mm with P4A

  1. China 71909 CB/HCP4A Super Precision Angular Contact Ball Bearing 45x68x12 mm with P4A

71909 CB/HCP4A Super Precision Angular Contact Ball Bearing 45x68x12 mm with P4A

  1. MOQ: 1000
  2. Price: Please contact us,thanks
  3. Get Latest Price
Lubrication Grease,Oil
Structure Angular Contact
Replaceable With SKF, NSK 7909CSN24TRP4
Ring type One-piece inner and outer rings
Coating Without
Payment Terms L/C,T/T
Supply Ability 200000pcs per month
Delivery Time 2-4 weeks
Packaging Details plastic bag,box,carton,pallet
Sealing Without
Seals Type Open (2RZ available)
Part Number 71909 CB/HCP4A Angular Contact Ball Bearing
Contact type Normal contact (two-point contact)
Design High-speed B
Brand Name CNBTZC or OEM
Model Number 71909 CB/HCP4A
Certification IATF16949:2016
Place of Origin China

View Detail Information

Inquiry by Email Get Latest Price
Chat online Now Ask for best deal
  1. Product Details
  2. Company Details

Product Specification

Lubrication Grease,Oil Structure Angular Contact
Replaceable With SKF, NSK 7909CSN24TRP4 Ring type One-piece inner and outer rings
Coating Without Payment Terms L/C,T/T
Supply Ability 200000pcs per month Delivery Time 2-4 weeks
Packaging Details plastic bag,box,carton,pallet Sealing Without
Seals Type Open (2RZ available) Part Number 71909 CB/HCP4A Angular Contact Ball Bearing
Contact type Normal contact (two-point contact) Design High-speed B
Brand Name CNBTZC or OEM Model Number 71909 CB/HCP4A
Certification IATF16949:2016 Place of Origin China
High Light Super Precision Angular Contact Bearing ,Single Row Ball Bearing 7909 ,CB/HCP4A Precision Bearing
71909 CB/HCP4A Super Precision Single Row Angular Contact Ball Bearing 7909
Product Overview

71909 CB/HCP4A 45×68×12 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing Hybrid Ceramic Balls High Speed

Super-precision, high-speed B design, single row angular contact ball bearing featuring precise dimensions, high static load capacity, P4A precision grade, and hybrid ceramic balls. Delivers superior performance and reliability for applications requiring high rotational accuracy and stability.

Technical Specifications
Part Number 71909 CB/HCP4A
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: Hybrid (Chrome Steel Rings, Ceramic Balls)
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: 5850 N
Reference Speed For Grease: 32,000 rpm
Limiting Speed For Oil: 50,000 rpm
Product Images
71909 CB/HCP4A Super Precision Angular Contact Ball Bearing Close-up view of 71909 CB/HCP4A bearing components
Performance Features

The 71909 CB/HCP4A 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 71909 CB/HCP4A bearing, as a representative model of high-precision angular contact ball bearings, is mainly applied in the following fields:

Machine Tool Equipment
  • Spindle Systems: Designed for machine tool spindles, supporting high speeds (up to 25,000 r/min with grease lubrication) and ultra-precision rotation
  • Typical Equipment: Vertical lathes, cross-cutting machines, thread machining tools, and machining centers, especially suited for high rigidity and precise positioning
Industrial Precision Transmission
  • Printing and Packaging Machinery: Such as Heidelberg printing presses, requiring low friction and high stability
  • Laboratory Equipment: Precision instruments like mass spectrometers and laser devices, relying on its low-vibration performance
Special Environment Applications
  • Contaminated Environments: The sealed design effectively isolates contaminants, extending service life in casting and heat treatment equipment
  • High-Speed and High-Temperature Scenarios: Hybrid ceramic ball versions are suitable for high-speed, high-temperature applications like turbochargers
Other Industrial Fields
  • Construction Machinery: Such as gear pumps and hydraulic systems, where it handles combined radial and axial loads
  • Aerospace: Some variants are used in extreme conditions, such as rocket fuel pumps
Certifications & Services
Certificates:
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, For custom sizes please contact us
Factory Manufacturer:
Yes

If you need more detailed information, feel free to ask!

R2AZZ Shielded Radial Ball Bearing Miniature Deep Groove Ball Bearings Single Row 3.175x12.7x4.366mm Motor high speed bearing

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Exporter,Seller

  • Year Established:

    2013

  • Total Annual:

    30000000-+

  • Employee Number:

    200~+

  • Ecer Certification:

    Verified Supplier

Beining Intelligent Technology (Zhejiang) Co., Ltd. (formerly Ningbo Beining Bearing Co., Ltd.), established in February 2013, is a modern high-tech enterprise specializing in the research, development, design, and precision manufacturing of high-performance bearings. Operating from a 30,000 m²... Beining Intelligent Technology (Zhejiang) Co., Ltd. (formerly Ningbo Beining Bearing Co., Ltd.), established in February 2013, is a modern high-tech enterprise specializing in the research, development, design, and precision manufacturing of high-performance bearings. Operating from a 30,000 m²...

+ Read More

Get in touch with us

  • Reach Us
  • Beining Intelligent Technology (Zhejiang) Co., Ltd
  • No.502,Xinxing Third Road,Cixi Intelligent Home Appliance High Tech Industrial Development Zone, Zhejiang,China
  • https://www.precisionball-bearing.com/

Leave a Message, we will call you back quickly!

Email

Check your email

Phone Number

Check your phone number

Requirement Details

Your message must be between 20-3,000 characters!

Submit Requirement