719/8 CEGA/P4A Super Precision High Speed 220,000 rpm Angular Contact Ball Bearing with Chrome Steel Material
Price:
Please contact us,thanks
MOQ:
1000
Delivery Time:
30 days
Brand:
CNBTZC or OEM
Product Description
719/8 CEGA/P4A Super Precision High Speed Single Row Angular Contact Ball Bearing
719/8 CEGA/P4A 8×19×6 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing High Speed Spindle Tools CNC Machine
The 719/8 CEGA/P4A bearing features a bore diameter of 8 mm, outside diameter of 19 mm, and width of 6 mm. With precise dimensions, high static load capacity, and P4A precision grade, it delivers superior performance and reliability for applications requiring high rotational accuracy and stability.
Technical Specifications
| Part Number | 719/8 CEGA/P4A |
| 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) | 6 mm |
| Width Tolerance | -0.2mm to 0 |
| Contact Angle | 15° (25°, 40° Available) |
| Material | Chrome Steel |
| Cage Material | Phenolic |
| Number of Rows | Single Row |
| Seal Type | Open |
| Temperature Range | -30°C to 150°C |
| Lubrication | Grease or Oil |
| Tolerance Class | P4A better than P4 |
| Weight | 0.007 kg |
| Matched Arrangement | No |
| Universal Matching Bearing | Yes, back-to-back (<>), face-to-face (><) or tandem (>>) DB, DF, DT 2 bearings |
| Preload | EL/Extra Light/Class A |
| Dynamic Radial Load | 1740 N |
| Static Radial Load | 630 N |
| Reference Speed For Grease (r/min) | 145,000 rpm |
| Limiting Speed For Oil (r/min) | 220,000 rpm |
Performance Features
The 719/8 CEGA/P4A bearing is engineered for high-performance applications, featuring P4A grade precision and an 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 CEGA/P4A bearing, a super-precision angular contact ball bearing, is widely applied in high-accuracy and high-performance machinery such as CNC machining centers, grinders, high-speed milling machines, and woodworking equipment, where it ensures precise positioning, stability, and efficient operation under high-speed and high-load conditions. It is also crucial for aerospace, energy, and chemical industries, providing exceptional strength, corrosion resistance, and durability in extreme environments. Overall, the 719/8 CEGA/P4A bearing delivers reliable and high-performance solutions across diverse industrial applications.
Certifications & Services
| 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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Company
Beining Intelligent Technology (Zhejiang) Co., Ltd
Location
No.502,Xinxing Third Road,Cixi Intelligent Home Appliance High Tech Industrial Development Zone, Zhejiang,China
Contact Person
Shelley Dong