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Home > Products > Precision Ball Bearings > 71907 ACB/HCP4A Super Precision High Speed Angular Contact Ball Bearing with Hybrid Ceramic Balls

71907 ACB/HCP4A Super Precision High Speed Angular Contact Ball Bearing with Hybrid Ceramic Balls

Product Details

Place of Origin: China

Brand Name: CNBTZC or OEM

Certification: IATF16949:2016

Model Number: 71907 ACB/HCP4A

Payment & Shipping Terms

Minimum Order Quantity: 1000

Price: Please contact us,thanks

Packaging Details: plastic bag,box,carton,pallet

Delivery Time: 2-4 weeks

Payment Terms: L/C,T/T

Supply Ability: 200000pcs per month

Get Best Price
Highlight:

71907 ACB super precision bearing

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single row angular contact bearing

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7907 precision ball bearing

Part Number:
71907 ACB/HCP4A Angular Contact Ball Bearing
Structure:
Angular Contact
Seals Type:
Open (2RZ Available)
Ring Type:
One-piece Inner And Outer Rings
Lubrication:
Grease,Oil
Replaceable With:
SKF, NSK 7907A5SN24TRP4
Coating:
Without
Sealing:
Without
Design:
High-speed B
Contact Type:
Normal Contact (two-point Contact)
Part Number:
71907 ACB/HCP4A Angular Contact Ball Bearing
Structure:
Angular Contact
Seals Type:
Open (2RZ Available)
Ring Type:
One-piece Inner And Outer Rings
Lubrication:
Grease,Oil
Replaceable With:
SKF, NSK 7907A5SN24TRP4
Coating:
Without
Sealing:
Without
Design:
High-speed B
Contact Type:
Normal Contact (two-point Contact)
71907 ACB/HCP4A Super Precision High Speed Angular Contact Ball Bearing with Hybrid Ceramic Balls
71907 ACB/HCP4A Super Precision Single Row Angular Contact Ball Bearing 7907

71907 ACB/HCP4A 35×55×10 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.

The 71907 ACB/HCP4A bearing, with bore diameter of 35 mm, outside diameter of 55 mm, and width of 10 mm, features precise dimensions, high static load capacity, P4A precision grade, and hybrid ceramic balls. It delivers superior performance and reliability for applications requiring high rotational accuracy and stability.

Technical Specifications
Part Number 71907 ACB/HCP4A
Bearing Type Angular Contact
Measurement Unit Metric
Dimensions
Inner Bore Diameter (d) 35 mm
Inner Bore Diameter Tolerance -0.006mm to 0
Outer Bore Diameter (D) 55 mm
Outer Bore Diameter Tolerance -0.007mm to 0
Width (B) 10 mm
Width Tolerance -0.2mm to 0
Specifications
Contact Angle 25° (15°, 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 0.074 kg
Matched Arrangement No
Universal Matching Bearing No
Preload Not applicable
Load and Speed
Dynamic Radial Load 4880 N
Static Radial Load 3450 N
Reference Speed For Grease (r/min) 36,000 rpm
Limiting Speed For Oil (r/min) 56,000 rpm
71907 ACB/HCP4A Super Precision Angular Contact Ball Bearing Close-up view of 71907 ACB/HCP4A bearing components
Performance Features
  • 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 71907 ACB/HCP4A precision angular contact ball bearing is designed for industrial applications requiring high-speed operation, high rigidity, and precise performance. It is extensively used in:

  • Precision machine tool spindles
  • High-speed power equipment such as wind turbines and automotive engines
  • Industrial transmission systems including construction machinery and elevator traction motors
  • Precision instruments and automation equipment

This bearing ensures high accuracy, stability, and longevity in these applications, excelling in both heavy load support and fine control requirements.

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