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719/8 CE/P4ADBB Super Precision Angular Contact Ball Bearing with P4A Precision Grade High Speed 145,000 rpm Chrome Steel

Name: 719/8 CE/P4ADBB Super Precision Angular Contact Ball Bearing with P4A Precision Grade High Speed 145,000 rpm Chrome Steel
Brand: Beining Intelligent Technology (Zhejiang) Co., Ltd
SKU: 719/8 CE/P4ADBB
Availability: InStock

Product Details

Place of Origin: China

Brand Name: CNBTZC or OEM

Certification: IATF16949:2016

Model Number: 719/8 CE/P4ADBB

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

Get Best Price

Product Details

Product Description

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                                                                                                                                                                                                                                                                                                                                                                                Super Precision Angular Contact Ball Bearing, High Speed CNC Spindle Bearing, 719/8 CE/P4ADBB Precision Bearing
                              

Part Number:	719/8 CE/P4ADBB 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
Coating:	Without	Sealing:	Without
Design:	High-speed E	Contact Type:	Normal Contact (two-point Contact)

Part Number:	719/8 CE/P4ADBB 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
Coating:	Without
Sealing:	Without
Design:	High-speed E
Contact Type:	Normal Contact (two-point Contact)

719/8 CE/P4ADBB Super Precision Angular Contact Ball Bearing with P4A Precision Grade High Speed 145,000 rpm Chrome Steel

719/8 CE/P4ADBB Super Precision High Speed Angular Contact Ball Bearing Spindle Tools CNC Machine

719/8 CE/P4ADBB 8×19×12 mm Super Precision High Capacity Two Single Row Angular Contact Ball Bearing High Speed Spindle Tools CNC Machine

The 719/8 CE/P4ADBB bearing features a bore diameter of 8 mm, outside diameter of 19 mm, and width of 12 mm. With precise dimensions and high static load capacity, this P4A precision grade bearing delivers superior performance and reliability for applications requiring high rotational accuracy and stability.

Technical Specifications

Part Number	719/8 CE/P4ADBB
Bearing Type	Angular Contact
Measurement Unit	Metric
Inner Bore Diameter (d)	8 mm
Inner Bore Diameter Tolerance	-0.004mm to 0
Outer Bore Diameter (D)	19 mm
Outer Bore Diameter Tolerance	-0.004mm to 0
Width (B)	12 mm (2×6mm)
Width Tolerance	-0.2mm to 0
Contact Angle	15° (25°,40° Available)
Material	Chrome Steel
Cage Material	Phenolic
Number of Rows	2 Rows (2×Single Row)
Seal Type	Open
Temperature Range	-30°C to 150°C
Lubrication	Grease or Oil
Tolerance Class	P4A (better than P4)
Weight	0.024 kg
Matched Arrangement	DB<>Back-to-back 2 Bearings
Universal Matching Bearing	No
Preload	L/Light/Class B
Dynamic Radial Load	2810 N
Static Radial Load	1220 N
Reference Speed For Grease (r/min)	145,000 rpm
Limiting Speed For Oil (r/min)	220,000 rpm

Performance Features

The 719/8 CE/P4ADBB bearing is engineered for high-performance applications, featuring P4A grade precision and angular contact design for handling significant radial and axial loads. Optimized for high-speed operation with minimal vibration, it offers smooth, quiet performance and is constructed from premium materials to ensure durability and longevity. This bearing maintains high precision during operation, making it ideal for critical applications in machine tools, automation, aerospace, medical devices, and other industries requiring exceptional accuracy and reliability.

Applications

The 719/8 CE/P4ADBB bearing is extensively utilized across various industries, including:

Machine tools
Mining and geophysical instruments
Food processing equipment
Laboratory equipment
Packaging machinery
Chemical processing
Solid waste treatment
Electronics manufacturing

Its high precision and stability ensure reliable performance in critical applications such as machining, drilling, data exploration, screening, mixing, packaging, chemical transfer, food safety, waste handling, and reflow soldering, enhancing efficiency, accuracy, and product quality in each sector.

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	Standard (Custom sizes available upon request)
Factory Manufacturer	Yes

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