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71808 CD/P4 Super Precision Single Row Angular Contact Ball Bearing with P4 Precision Grade High Static Load Capacity 40 mm Bore Diameter

Name: 71808 CD/P4 Super Precision Single Row Angular Contact Ball Bearing with P4 Precision Grade High Static Load Capacity 40 mm Bore Diameter
Brand: Beining Intelligent Technology (Zhejiang) Co., Ltd
SKU: 71808 CD/P4
Availability: InStock

Product Details

Place of Origin: China

Brand Name: CNBTZC or OEM

Certification: IATF16949:2016

Model Number: 71808 CD/P4

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

Product Details

Product Description

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                                                                                                                                                                                                                                                                                                                                                                                71808 CD/P4 precision angular contact bearing, super precision ball bearing 7808, single row angular contact bearing
                              

Part Number:	71808 CD/P4 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
Coating:	Without	Sealing:	Without
Design:	High-capacity D	Contact Type:	Normal Contact (two-point Contact)

Part Number:	71808 CD/P4 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
Coating:	Without
Sealing:	Without
Design:	High-capacity D
Contact Type:	Normal Contact (two-point Contact)

71808 CD/P4 Super Precision Single Row Angular Contact Ball Bearing with P4 Precision Grade High Static Load Capacity 40 mm Bore Diameter

71808 CD/P4 Super Precision Single Row Angular Contact Ball Bearing 7808

71808 CD/P4 40×52×7 Super Precision High Capacity Single Row Angular Contact Ball Bearing High Speed

Super-precision, high-capacity, single row angular contact ball bearing. The 71808 CD/P4 bearing features a bore diameter of 40 mm, outside diameter of 52 mm, and width of 7 mm. With precise dimensions, high static load capacity, and P4 precision grade, it delivers superior performance and reliability for applications requiring high rotational accuracy and stability.

Technical Specifications

Part Number	71808 CD/P4
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
Contact Angle	15° (25°, 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	P4 (ABEC-7)
Weight	0.032 kg
Matched Arrangement	No
Universal Matching Bearing	No
Preload	Not applicable
Dynamic Radial Load	4880 N
Static Radial Load	4900 N
Reference Speed For Grease (r/min)	26,000 rpm
Limiting Speed For Oil (r/min)	38,000 rpm

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

Machine tools and precision machining equipment
Industrial transmission and power systems
Material handling and processing machinery
Specialized industry equipment (printing, packaging, medical devices)
General industrial applications (conveyor systems, metallurgy equipment)

The 71808 CD/P4 is designed for high-speed and high-precision applications. Its high rigidity, long lifespan, ability to handle complex load environments, and requirements for low friction and high rotational accuracy ensure reliable performance across a broad range of demanding industrial scenarios.

Certifications & Services

Certificates	RoHS & REACH, IATF16949:2016
Features	High Speed and Stiffness, High Running Accuracy, High Load Carrying Capacity
Service	OEM & ODM Customized Services
Samples	Please Contact Us
Support	Online Support, Professional Service
Size Options	Standard (custom sizes available upon request)
Manufacturer	Factory Manufacturer

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