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71808 CD/HCP4 Super Precision High Capacity Single Row Angular Contact Ball Bearing with Hybrid Ceramic Balls

Name: 71808 CD/HCP4 Super Precision High Capacity Single Row Angular Contact Ball Bearing with Hybrid Ceramic Balls
Brand: Beining Intelligent Technology (Zhejiang) Co., Ltd
SKU: 71808 CD/HCP4
Availability: InStock

Product Details

Place of Origin: China

Brand Name: CNBTZC or OEM

Certification: IATF16949:2016

Model Number: 71808 CD/HCP4

Payment & Shipping Terms

Minimum Order Quantity: 1000

Price: Please contact us,thanks

Packaging Details: plastic bag,box,carton,pallet

Delivery Time: 2-3 weeks

Payment Terms: L/C,T/T

Supply Ability: 200000pcs per month

Get Best Price

Product Details

Product Description

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                                                                                                                                                                                                                                                                                                                                                                                71808 super precision angular contact bearing, HCP4 single row ball bearing, 7808 precision bearing with warranty
                              

Part Number:	71808 CD/HCP4 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 7808CSN24TRP4
Coating:	Without	Sealing:	Without
Design:	High-capacity D	Contact Type:	Normal Contact (two-point Contact)

Part Number:	71808 CD/HCP4 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 7808CSN24TRP4
Coating:	Without
Sealing:	Without
Design:	High-capacity D
Contact Type:	Normal Contact (two-point Contact)

71808 CD/HCP4 Super Precision High Capacity Single Row Angular Contact Ball Bearing with Hybrid Ceramic Balls

71808 CD/HCP4 Super Precision Single Row Angular Contact Ball Bearing 7808

71808 CD/HCP4 40×52×7 Super Precision High Capacity Single Row Angular Contact Ball Bearing with Ceramic Balls for High Speed Applications

This super-precision, high-capacity, single row angular contact ball bearing features precise dimensions, high static load capacity, P4 precision grade, and hybrid ceramic balls, delivering superior performance and reliability for applications requiring high rotational accuracy and stability.

Dimensions
Part Number	71808 CD/HCP4
Bearing Type	Angular Contact
Measurement Unit	Metric
Inner Bore Diameter (d)	40 mm
Inner Bore Diameter Tolerance	-0.006mm to 0
Outer Bore Diameter (D)	52 mm
Outer Bore Diameter Tolerance	-0.007mm to 0
Width (B)	7 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	P4 (ABEC-7)
Weight	0.029 kg
Matched Arrangement	No
Universal Matching Bearing	No
Preload	Not applicable
Load and Speed
Dynamic Radial Load	4880 N
Static Radial Load	4900 N
Reference Speed For Grease (r/min)	30,000 rpm
Limiting Speed For Oil (r/min)	45,000 rpm

Performance Features of 71808 CD/HCP4 Bearing

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 of the 71808 CD/HCP4 Bearing

The 71808 CD/HCP4 super-precision angular contact ball bearing features high speed, high rigidity, hybrid ceramic balls, and optimized preload. It is extensively used in:

Precision machine tools and processing equipment for high-speed cutting and precise machining
Automation and robotics for accurate positioning
Measurement and inspection instruments for stability and repeatability
Special industrial equipment like textile machinery and impact testing machines
Energy and heavy machinery applications such as wind turbine pitch systems

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

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