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Home > products > Precision Ball Bearings > 71908 ACD/HCP4A Super Precision Single Row Angular Contact Ball Bearing 7908

71908 ACD/HCP4A Super Precision Single Row Angular Contact Ball Bearing 7908

Product Details

Place of Origin: China

Brand Name: CNBTZC or OEM

Certification: IATF16949:2016

Model Number: 71908 ACD/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

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Highlight:
Part Number:
71908 ACD/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 7908A5SN24TRP4
Coating:
Without
Sealing:
Without
Design:
High-capacity D
Contact Type:
Normal Contact (two-point Contact)
Part Number:
71908 ACD/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 7908A5SN24TRP4
Coating:
Without
Sealing:
Without
Design:
High-capacity D
Contact Type:
Normal Contact (two-point Contact)
71908 ACD/HCP4A Super Precision Single Row Angular Contact Ball Bearing 7908

71908 ACD/HCP4A 40*62*12 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing Hybrid  Ceramic Balls High Speed

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

 

The 71908 ACD/HCP4A bearing,bore diameter is 40 mm, outside diameter is 62 mm,width is 12 mm,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.

 

Part Number 71908 ACD/HCP4A
Bearing Type Angular Contact
Measurement Unit Metric
Dimensions Inner Bore Diameter (d) 40 mm
Inner Bore Diameter Tolerance -0.006mm to 0
Outer Bore Diameter (D) 62 mm
Outer Bore Diameter Tolerance -0.007mm to 0
Width (B) 12 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 0.1 kg
Matched Arrangement No
Universal Matching Bearing No
Preload Not applicable
Load and Speed Dynamic Radial Load 11700 N
Static Radial Load 8000 N
Reference Speed For Grease (r/min) 24,000 rpm
Limiting Speed For Oil(r/min) 38,000 rpm

 

 

 

71908 ACD/HCP4A Super Precision Single Row Angular Contact Ball Bearing 7908 0

 

71908 ACD/HCP4A Super Precision Single Row Angular Contact Ball Bearing 7908 1

 

What's the Performance Features of 71908 ACD/HCP4A Bearing?

 

The 71908 ACD/HCP4A 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 71908 ACD/HCP4A Bearing?

 

71908 ACD/HCP4A bearing is a high-precision angular contact ball bearing suitable for industrial equipment that requires high-speed operation, high rigidity, and precise functioning. Below are its typical application areas:

1. Industrial Equipment

  • Drying and Heating Equipment: Such as flash dryers, rotary dryers, and mesh belt furnaces, relying on the bearing's heat resistance and stable operation characteristics.
  • Chemical and Environmental Protection Equipment: Including desulfurization and dust removal equipment, tower reactors, etc., used for precision transmission in environments with high loads and corrosive conditions.
  • Cleaning and Mixing Equipment: Laboratory mixers and cleaning machinery, requiring low friction and minimal vibration.

2. Machinery Manufacturing Sector

  • Machine Tools and Processing Equipment: Such as lathe spindles, waterjet cutters, gear pumps, etc., meeting the needs of precision machining.
  • Plastic and Rubber Machinery: Used in injection molding machines and extruders under high temperature and pressure scenarios, ensuring long-term stable operation.
  • Packaging and Printing Equipment: Binding machines, hot stamping machines, etc., relying on rapid start-stop capabilities and precise control.

3. Special Industry Applications

  • Energy and Mining Equipment: Applied in geological exploration equipment and hoists, adapting to heavy loads and complex working conditions.
  • Transportation Equipment: Used in some vehicle transmission systems, such as refuse trucks.
  • Food and Medical Equipment: Dairy machinery, medical centrifuges, etc., providing precision transmission in clean environments.

 

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