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NNU 4956 B/SPW33
Part Number | NNU 4956 B/SPW33 |
Brand: LILY | Interchangeable With: SKF |
Roller Bearing Type | Cylindrical |
Bore type | Tapered bore, taper 1:12 |
For Load Direction | Combined Radial and Thrust |
Construction | Double Row |
Seal Type | Open |
Bore Dia | 280 mm |
Bore Dia Tolerance | 0 to +0.035 mm |
Outer Dia | 380 mm |
Outer Dia Tolerance | -0.020 mm to 0 |
Width | 100 mm |
Width Tolerance | -0.35 mm to 0 |
Chamfer Dimension Outer Ring(r1,2)(min.) | 2.1 mm |
Chamfer Dimension Inner Ring(r3,4)(min.) | 2.1 mm |
Permissible Axial Displacement(max.) | 4.5 mm |
Ring Material | Chrome Steel |
Roller Material | Chrome Steel |
Cage Material | Brass cage |
Dynamic Radial Load | 171980 lbf |
Static Radial Load | 404658 lbf |
Max Speed (X1000 rpm) | 2.2 |
Lubrication | Grease, Oil |
Temperature Range | -30° to 110 °C |
RoHS | Compliant |
REACH | Compliant |
Weight | 32.5 kg |
Design Features of NNU 4956 B/SPW33 Bearing
NNU 4956 B/SPW33 Bearing is engineered to provide higher load capacity and rigidity compared to their single-row counterparts. Featuring two rows of rollers, its design allows for better distribution of load across a wider area, enhancing stability and support. NNU 4956 B/SPW33 bore dia is 280 mm. Its out dia is 380 mm. NNU 4956 B/SPW33 width is 100 mm. This bearing is constructed using advanced materials and manufacturing techniques to ensure minimal friction, reduced heat generation, and extended service life.
What Benefits Can NNU 4956 B/SPW33 Bearing Provide?
- Higher Load Support: With two layers of rollers, it can take on more weight, perfect for tasks that are heavy or tough.
- Precise Manufacturing: It’s carefully made for the highest accuracy, reducing mistakes in fast-moving applications.
- Stability and Rigidity: It is designed to not twist or bend out of shape, which is great for machines that need to move in specific, exact ways.
- Efficient Operation: Advanced design and materials mean it creates less friction, keeping it cooler and more efficient.
- Durability: Made with durable materials and techniques, they last longer, even in harsh conditions.
What Can NNU 4956 B/SPW33 Bearing Be Used for?
NNU 4956 B/SPW33 Bearing is perfect for jobs that need very precise and strong parts. It is used in:
- Precision Machines: For cutting and shaping with great accuracy.
- Healthcare Machines: Like for detailed scans in MRI machines.
- Aerospace Parts: In engines and other airplane parts that have to be very exact.
- High-Performance Cars: For engines and gear systems that need to be both tough and precise.
- Robots and Automated Systems: Where movements need to be exact and reliable.
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