S71908 ACE/P4A 40*62*12 mm Super Precision High Capacity Single Row
Angular Contact Ball Bearing High Speed
Super-precision, high-speed E design, single row angular contact
ball bearing with seals
The S71908 ACE/P4A bearing,bore diameter is 40 mm, outside diameter is 62 mm,width is
12 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 | S71908 ACE/P4A |
| Bearing Type | Angular Contact |
| Measurement Unit | Metric |
| Dimensions | Inner Bore Diameter (d) | 40 mm |
| Inner Bore Diameter Tolerance | -0.006mm to 0 |
| Outer Bore Diameter (D) | 62 mm |
| Outer Bore Diameter Tolerance | -0.007mm to 0 |
| Width (B) | 12 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 | Seal on both sides |
| Temperature Range | -30°C to 150°C |
| Lubrication | Grease |
| Tolerance Class | P4A better than P4 (ABEC-7) |
| Weight | 0.11 kg |
| Matched Arrangement | No |
| Universal Matching Bearing | No |
| Preload | Not applicable |
| Load and Speed | Dynamic Radial Load | 9230 N |
| Static Radial Load | 5850 N |
| Reference Speed For Grease (r/min) | 28,000 rpm |
| Limiting Speed For Oil(r/min) | 44,000 rpm |
What's the Performance Features of S71908 ACE/P4A Bearing?
The S71908 ACE/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 S71908 ACE/P4A Bearing?
The S71908 ACE/P4A high-precision angular contact ball bearing is
designed for applications requiring high rotational speeds,
precision, and low noise. It finds use in a variety of sectors
including precision machinery and machine tools for minimal
processing errors, motors and generators for stable operation under
heavy loads, textile and sewing equipment for high-speed and
precise positioning, laboratory and research devices needing low
vibration, food processing and medical equipment meeting stringent
hygiene standards, and other industries such as chemical
processing, semiconductor manufacturing, and automotive systems.
Its advanced features ensure optimal performance and reliability
across these demanding applications.
| 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 |
