
QJ330-N2-MPA
weight:28 kg
Four-point contact bearing
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Products Description
| d |
150 mm
|
| D |
320 mm
|
| B |
65 mm
|
| Cr |
510,000 N
|
| C0r |
730,000 N
|
| Cur |
26,000 N
|
| nG |
3,650 1/min
|
| nϑr |
1,870 1/min
|
| ≈m |
28 kg
|

Product Related
The QJ330-N2-MPA Four-Point Contact Ball Bearing is specifically engineered to handle combined radial and axial loads in both directions. This unique design allows it to replace two angular contact ball bearings or a single-row angular contact bearing, making it a space-saving and efficient solution for various applications. It's particularly well-suited for situations where axial space is limited or where a single bearing needs to accommodate reversing axial loads. Opting for the QJ330-N2-MPA means integrating a versatile and robust component into your machinery.
A significant advantage of the QJ330-N2-MPA Four-Point Contact Ball Bearing is its internal geometry, which facilitates a four-point contact between the balls and raceways. The "N2" designation indicates a two-piece inner ring, which enhances ease of mounting and dismounting. The "MPA" signifies a machined brass cage, offering excellent durability and performance, especially in high-speed and high-temperature environments. This combination of features ensures stable operation, reduced friction, and high axial load capacity, leading to improved energy efficiency and extended service life in demanding industrial settings.
The QJ330-N2-MPA Four-Point Contact Ball Bearing finds widespread use in applications such as gearboxes, cranes, and machine tools where precise axial positioning and reliable load support are critical. Its ability to accommodate significant axial loads in both directions, along with moderate radial loads, makes it a highly adaptable component. Businesses seeking to enhance the performance and operational lifespan of their equipment will find the QJ330-N2-MPA bearing to be a reliable and cost-effective choice, providing the stability and precision needed for continuous and efficient operation.

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