71904 CD/HCP4A 20*37*9 mm Super Precision High Capacity Single Row
Angular Contact Ball Bearing Hybrid Ceramic Balls High Speed
Super-precision, high-capacity, single row angular contact ball
bearing
The 71904 CD/HCP4A bearing,bore diameter is 20 mm, outside diameter is 37 mm,width is
9 mm,featuring precise dimensions, high static load capacity, P4A
precision grade, and hybrid ceramic balls, delivers superior
performance and reliability for applications requiring high
rotational accuracy and stability.
| Part Number | 71904 CD/HCP4A |
| Bearing Type | Angular Contact |
| Measurement Unit | Metric |
| Dimensions | Inner Bore Diameter (d) | 20 mm |
| Inner Bore Diameter Tolerance | -0.005mm to 0 |
| Outer Bore Diameter (D) | 37 mm |
| Outer Bore Diameter Tolerance | -0.006mm to 0 |
| Width (B) | 9 mm |
| Width Tolerance | -0.2mm to 0 |
| Specifications | Contact Angle | 15° (25°,40° Available) |
| Material | Hybrid (Chrome Steel Rings, Ceramic Balls) |
| 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 | 0.033 kg |
| Matched Arrangement | No |
| Universal Matching Bearing | No |
| Preload | Not applicable |
| Load and Speed | Dynamic Radial Load | 6050 N |
| Static Radial Load | 3200 N |
| Reference Speed For Grease (r/min) | 53,000 rpm |
| Limiting Speed For Oil(r/min) | 80,000 rpm |
What's the Performance Features of 71904 CD/HCP4A Bearing?
The 71904 CD/HCP4A 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 71904 CD/HCP4A Bearing?
The 71904 CD/HCP4A bearing,is distinguished by its high precision, stability, and load
capacity, making it ideal for a wide array of industrial
applications. These include reflow soldering machines in
electronics manufacturing, metering pumps in chemical and
pharmaceutical industries, smelting and metallurgical equipment in
metal processing, packaging lines in food and beverage, metal
welding machines, leather processing equipment, dump trucks in
construction and mining, jumper machines in the power industry,
screw chillers, welding platform dryers, CNC welding machines,
hoists, hydrostatic test pumps in oil and gas, and more. Its
capability to handle high temperatures, heavy loads, and operate
reliably in challenging environments ensures optimal performance
and efficiency across diverse 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 |
