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71902 ACE/P4ADBC Super Precision Single Row Angular Contact Ball Bearing 7902
71902 ACE/P4ADBC 15*28*14 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing High Speed
Matched set of two super-precision, high-speed E design, single row angular contact ball bearings
The 71902 ACE/P4ADBC bearing,bore diameter is 15 mm, outside diameter is 28 mm,width is 14 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 |
71902 ACE/P4ADBC |
| Bearing Type |
Angular Contact |
| Measurement Unit |
Metric |
| Dimensions |
Inner Bore Diameter (d) |
15 mm |
| Inner Bore Diameter Tolerance |
-0.004mm to 0 |
| Outer Bore Diameter (D) |
28 mm |
| Outer Bore Diameter Tolerance |
-0.004mm to 0 |
| Width (B) |
14 mm (2*7mm) |
| Width Tolerance |
-0.2mm to 0 |
| Specifications |
Contact Angle |
25° (15°,40° Available) |
| Material |
Chrome Steel |
| Cage Material |
Phenolic |
| Number of Rows |
2 (2* Single Row) |
| Seal Type |
Open |
| Temperature Range |
-30°C to 150°C |
| Number of bearings in matched set |
2 |
| Tolerance Class |
P4A better than P4 (ABEC-7) |
| Weight |
0.03 kg |
| Matched Arrangement |
DB Back-to-back <> 2 bearings |
| Universal Matching Bearing |
No |
| Preload |
M/Moderate/Class C |
| Load and Speed |
Dynamic Radial Load |
4940 N |
| Static Radial Load |
2600 N |
| Reference Speed For Grease (r/min) |
68,000 rpm |
| Limiting Speed For Oil(r/min) |
106,000 rpm |
What's the Performance Features of 71902 ACE/P4ADBC Bearing?
The 71902 ACE/P4ADBC 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 71902 ACE/P4ADBC Bearing?
The 71902 ACE/P4ADBC bearing is a precision angular contact ball bearing distinguished by its high load capacity and excellent wear resistance, making it ideal for demanding applications across various industries. It excels in machine tools (such as machining centers, milling machines, lathes, and grinding machines), semiconductor manufacturing (for silicon wafer fault detection units), marine equipment (like gyro stabilizers), medical devices, and general mechanical engineering (including metallurgy, power generation, and mining). Its robust design ensures reliable performance, stability, and precision, making it an essential component in these diverse and challenging fields.
| 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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