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71906 ACD/P4A Super Precision Single Row Angular Contact Ball Bearing 7906
71906 ACD/P4A 30*47*9 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing High Speed
Super-precision, high-capacity D design, single row angular contact ball bearing
The 71906 CD/P4A bearing,bore diameter is 30 mm, outside diameter is 47 mm,width is 9 mm,featuring precise dimensions, high static load capacity, P4A precision grade,delivers superior performance and reliability for applications requiring high rotational accuracy and stability.
| Part Number |
71906 ACD/P4A |
| Bearing Type |
Angular Contact |
| Measurement Unit |
Metric |
| Dimensions |
Inner Bore Diameter (d) |
30 mm |
| Inner Bore Diameter Tolerance |
-0.005mm to 0 |
| Outer Bore Diameter (D) |
47 mm |
| Outer Bore Diameter Tolerance |
-0.006mm to 0 |
| Width (B) |
9 mm |
| Width Tolerance |
-0.2mm to 0 |
| Specifications |
Contact Angle |
25° (15°,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 |
P4A better than P4 (ABEC-7) |
| Weight |
0.049 kg |
| Matched Arrangement |
No |
| Universal Matching Bearing |
No |
| Preload |
Not applicable |
| Load and Speed |
Dynamic Radial Load |
6760 N |
| Static Radial Load |
4300 N |
| Reference Speed For Grease (r/min) |
30,000 rpm |
| Limiting Speed For Oil(r/min) |
45,000 rpm |
What's the Performance Features of 71906 ACD/P4A Bearing?
The 71906 ACD/P4A angular contact ball bearing is engineered for high-precision and high-performance applications, featuring very tight tolerances suitable for precise machinery, the 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.
What's the Applications of the 71906 ACD/P4A Bearing?
The 71906 ACD/P4A is a high-precision angular contact ball bearing with P4A precision class, designed for applications requiring high speed, accuracy, and reliability. It is extensively used in precision machine tool spindles, particularly in machining centers needing high rigidity and ultra-precision. This bearing also supports critical components in electronics manufacturing equipment, welding machinery, plastic and metal processing machines, laboratory testing devices, energy equipment like vacuum pumps, and military-grade navigation systems. Additionally, it finds use in high-load, high-speed applications such as circular saws and recycling crushers, as well as in environments that demand high-temperature resistance, showcasing its versatility across a wide range of demanding industrial sectors.
| 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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