NNU4996/W33 Technical Specifications
| Bearing Type | Double Row Cylindrical Roller Bearings |
|---|---|
| d (ID) | 480mm |
| D (OD) | 650mm |
| B (Width) | 170mm |
| Dynamic Load (Cr) | 2300kN |
| Static Load (Cor) | 6150kN |
| Mass | 150Kg |
| Material | High-carbon chromium bearing steel (GCr15 / 52100 equivalent) |
| Cage | Precision-machined brass cage |
| Clearance | C3 clearance |
| Precision | P0 / Normal grade |
Product Description
NNU4996/W33 is a double row cylindrical roller bearing with dimensions of 480×650×170 mm. It features flanges on the outer ring and is designed for high radial loads and precise shaft guidance. The NNU49 series is characterized by a compact cross-section, high radial load capacity and excellent speed performance.
Key Features
- Outer ring rib design provides excellent rigidity and radial guidance.
- High running accuracy for precision applications.
- Low friction and high-speed capability.
- Suitable for machine tool spindle and precision equipment applications.
- Outer ring lubrication groove and holes improve lubricant distribution.
Applications
- Machine tool spindles
- Grinding machines
- Machining centers
- Precision machine tools
- Industrial gearboxes
- Rolling mill equipment
- Heavy-duty metallurgical machinery
- Large industrial rotating equipment
Related Products
Delivery & Service
Delivery Time
In-stock items: 3–5 working days; Bulk orders: 7–15 working days.
Shipping
Ocean Freight / Land Transport
Warranty
12-month warranty, extendable to 18 months.
Loading Port
Dalian Port or other nominated port
Packing
Export packing: tube + box + carton + wooden case
Order
Mixed models & small orders welcome
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