71902 ACE/HCPA9ADGA 15*28*14 mm Super Precision High Capacity
Single Row Angular Contact Ball Bearing Hybrid Ceramic Balls High Speed
Matched set of two super-precision, high-speed E design, single row
angular contact ball bearings
The 71902 ACE/HCPA9ADGA bearing,bore diameter is 15 mm, outside diameter is 28 mm,width is
14 mm,featuring precise dimensions, high static load capacity, PA9A
precision grade, and hybrid ceramic balls, delivers superior
performance and reliability for applications requiring high
rotational accuracy and stability.
| Part Number | 71902 ACE/HCPA9ADGA |
| 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 | Hybrid (Chrome Steel Rings, Ceramic Balls) |
| Cage Material | Phenolic |
| Number of Rows | 2 (2* Single Row) |
| Seal Type | Open |
| Temperature Range | -30°C to 150°C |
| Lubrication | Grease or Oil |
| Tolerance Class | PA9A |
| Weight | 0.026 kg |
| Matched Arrangement | Universal Matching |
| Universal Matching Bearing | Yes,back-to-back (<>),face-to-face (><) or tandem
(>>) DB,DF,DT 2 bearings |
| Preload | EL/Extra Light/Class A |
| Load and Speed | Dynamic Radial Load | 4940 N |
| Static Radial Load | 2600 N |
| Reference Speed For Grease (r/min) | 83,000 rpm |
| Limiting Speed For Oil(r/min) | 129,000 rpm |
What's the Performance Features of 71902 ACE/HCPA9ADGA Bearing?
The 71902 ACE/HCPA9ADGA 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/HCPA9ADGA Bearing?
The 71902 ACE/HCPA9ADGA bearing is a high-performance angular contact ball bearing
distinguished by its high load capacity, excellent wear and
corrosion resistance, and versatile applications. It is widely used
in industrial machinery such as machining centers, milling
machines, lathes, and grinding machines for stable and precise
operation. Additionally, it plays a critical role in the
semiconductor industry for fault detection units on silicon wafers,
and finds applications in marine gyro stabilizers, telescopes,
high-performance automotive wheel hubs, and medical equipment. Its
robust design ensures reliable performance under demanding
conditions, making it essential for enhancing precision,
efficiency, and safety across various 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 |
