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Home > Products > Precision Ball Bearings > 71909 ACD/P4A Super Precision High Capacity Single Row Angular Contact Ball Bearing with P4A Precision Grade

71909 ACD/P4A Super Precision High Capacity Single Row Angular Contact Ball Bearing with P4A Precision Grade

Product Details

Place of Origin: China

Brand Name: CNBTZC or OEM

Certification: IATF16949:2016

Model Number: 71909 ACD/P4A

Payment & Shipping Terms

Minimum Order Quantity: 1000c

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:

ACD/P4A super precision ball bearing

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single row angular contact bearing 7909

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precision ball bearing with warranty

Bore Diameter:
45 Mm
Outer Diameter:
68 Mm
Width:
12 Mm
Contact Angle:
25°
Dynamic Radial Load:
12400 N
Static Radial Load:
9000 N
Bore Diameter:
45 Mm
Outer Diameter:
68 Mm
Width:
12 Mm
Contact Angle:
25°
Dynamic Radial Load:
12400 N
Static Radial Load:
9000 N
71909 ACD/P4A Super Precision High Capacity Single Row Angular Contact Ball Bearing with P4A Precision Grade
71909 ACD/P4A Super Precision Single Row Angular Contact Ball Bearing 7909
Product Overview

71909 ACD/P4A 45×68×12 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing

Super-precision, high-capacity D design, single row angular contact ball bearing featuring precise dimensions, high static load capacity, P4A precision grade, delivering superior performance and reliability for applications requiring high rotational accuracy and stability.

Part Number 71909 ACD/P4A
Bearing Type Angular Contact
Measurement Unit Metric
Dimensions & Specifications
Dimensions Value Tolerance
Inner Bore Diameter (d) 45 mm -0.006mm to 0
Outer Bore Diameter (D) 68 mm -0.007mm to 0
Width (B) 12 mm -0.2mm to 0
Specifications Value
Contact Angle 25° (15°,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
Load and Speed Ratings
Parameter Value
Dynamic Radial Load 12400 N
Static Radial Load 9000 N
Reference Speed For Grease (r/min) 17,000 rpm
Limiting Speed For Oil (r/min) 28,000 rpm
71909 ACD/P4A Super Precision Angular Contact Ball Bearing 71909 ACD/P4A Bearing Technical Specifications
Performance Features

The 71909 ACD/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

The 71909 ACD/P4A bearing, known for its high accuracy, high-speed performance, and high load-carrying capacity, is primarily used in the following fields:

Machine Tool Equipment
  • Precision Machine Tool Spindle Systems
  • Tool Posts and Transmission Components
Industrial Machinery
  • Printing Equipment
  • Textile and Packaging Machinery
Processing and Manufacturing Equipment
  • Metalworking Equipment
  • Pharmaceutical and Food Machinery
Other Applications
  • Lifting and Transportation Equipment
  • Energy and Environmental Protection Equipment
Certifications & Services
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!

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