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71808 ACD/HCP4 Super Precision Single Row Angular Contact Ball Bearing with P4 Precision Grade and Hybrid Ceramic Balls for High Speed Operation

Name: 71808 ACD/HCP4 Super Precision Single Row Angular Contact Ball Bearing with P4 Precision Grade and Hybrid Ceramic Balls for High Speed Operation
Brand: Beining Intelligent Technology (Zhejiang) Co., Ltd
SKU: 71808 ACD/HCP4
Price: Negotiable USD
Availability: InStock

Product Details

Place of Origin: China

Brand Name: CNBTZC or OEM

Certification: IATF16949:2016

Model Number: 71808 ACD/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

Highlight: 
                                                                                                                                                                                                                                                                                    ACD/HCP4 precision ball bearing, Single row angular contact bearing, 7808 super precision bearing
                      

Part Number:	71808 ACD/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 7808A5SN24TRP4
Coating:	Without	Sealing:	Without
Design:	High-capacity D	Contact Type:	Normal Contact (two-point Contact)

Part Number:	71808 ACD/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 7808A5SN24TRP4
Coating:	Without
Sealing:	Without
Design:	High-capacity D
Contact Type:	Normal Contact (two-point Contact)

71808 ACD/HCP4 Super Precision Single Row Angular Contact Ball Bearing with P4 Precision Grade and Hybrid Ceramic Balls for High Speed Operation

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

71808 ACD/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.

Technical Specifications

Part Number	71808 ACD/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
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	P4 (ABEC-7)
Weight	0.029 kg

Load and Speed Ratings

Dynamic Radial Load

4490 N

Static Radial Load

4550 N

Reference Speed (Grease)

28,000 rpm

Limiting Speed (Oil)

43,000 rpm

Performance Features

Very tight tolerances suitable for precise machinery
Ability to handle both radial and axial loads simultaneously
High-speed operation with exceptional stability
Low torque and friction for energy efficiency
Enhanced rigidity for accuracy under heavy loads
Durability with extended service life
Effective performance across wide temperature range

Applications

Industrial manufacturing for precision machining and dynamic load handling
Testing and laboratory equipment requiring stability and accuracy
Food and packaging machinery requiring hygiene and continuous operation
Energy and environmental protection equipment for durability and wear resistance
Specialized fields including printing, textile, and medical devices

Certifications & Services

Certifications	RoHS & REACH, IATF16949:2016
Key Features	High Speed and Stiffness, High Running Accuracy, High Load Carrying Capacity
Services	OEM & ODM Customized Services, Online Support, Professional Service
Samples	Available - Please Contact Us
Sizes	Standard sizes available, custom sizes upon request
Manufacturer	Factory Direct Manufacturer

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