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Home > products > Precision Ball Bearings > 71903 ACE/P4A Super Precision Single Row Angular Contact Ball Bearing 7903

71903 ACE/P4A Super Precision Single Row Angular Contact Ball Bearing 7903

Product Details

Place of Origin: China

Brand Name: CNBTZC or OEM

Certification: IATF16949:2016

Model Number: 71903 ACE/P4A

Payment & Shipping Terms

Minimum Order Quantity: 1000

Price: Please contact us,thanks

Packaging Details: plastic bag,box,carton,pallet

Delivery Time: 30 days

Payment Terms: L/C,T/T

Supply Ability: 500000pcs per month

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Highlight:
Part Number:
71903 ACE/P4A 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 7903A5TRP4
Coating:
Without
Sealing:
Without
Design:
High-speed E
Contact Type:
Normal Contact (two-point Contact)
Part Number:
71903 ACE/P4A 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 7903A5TRP4
Coating:
Without
Sealing:
Without
Design:
High-speed E
Contact Type:
Normal Contact (two-point Contact)
71903 ACE/P4A Super Precision Single Row Angular Contact Ball Bearing 7903

71903 ACE/P4A 17*30*7 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing  High Speed

Super-precision, high-speed E design, single row angular contact ball bearing

 

The 71903 ACE/HCP4A bearing,bore diameter is 17 mm, outside diameter is 30 mm,width is 7 mm,featuring precise dimensions, high static load capacity, P4A precision grade,delivers superior performance and reliability for applications requiring high rotational accuracy and stability.

 

Part Number 71903 ACE/P4A
Bearing Type Angular Contact
Measurement Unit Metric
Dimensions Inner Bore Diameter (d) 17 mm
Inner Bore Diameter Tolerance -0.004mm to 0
Outer Bore Diameter (D) 30 mm
Outer Bore Diameter Tolerance -0.005mm to 0
Width (B) 7 mm
Width Tolerance -0.2mm to 0
Specifications 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 0.016 kg
Matched Arrangement No
Universal Matching Bearing No
Preload Not applicable
Load and Speed Dynamic Radial Load 3190 N
Static Radial Load 1460 N
Reference Speed For Grease (r/min) 63,000 rpm
Limiting Speed For Oil(r/min) 95,000 rpm

 

 

 

71903 ACE/P4A Super Precision Single Row Angular Contact Ball Bearing 7903 0

 

71903 ACE/P4A Super Precision Single Row Angular Contact Ball Bearing 7903 1

 

What's the Performance Features of 71903 ACE/P4A Bearing?

 

The 71903 ACE/P4A angular contact ball bearing is engineered for high-precision and high-performance applications, featuring very tight tolerances suitable for precise machinery, the 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.

 

What's the Applications of the 71903 ACE/P4A Bearing?

 

The 71903 ACE/P4A bearing,distinguished by its high precision and reliability, is crucial in a variety of industries including steel and aluminum production, chemical processing, cement and paper manufacturing, and wind energy. It ensures smooth and efficient operations in critical transmission systems and equipment, such as conveyor belts, rolling mills, mixing machinery, and wind turbine gearboxes, performing reliably under demanding conditions to enhance overall efficiency and stability across these sectors.

 

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