FCD6890250 Technical Specifications
| Bearing Type | Multi Row Cylindrical Roller Bearings |
|---|---|
| Bore Diameter(d) | 340mm |
| Outer Diameter (D) | 450mm |
| Total Inner Assembly Width (B) | 250mm |
| Outer Ring Width (C) | |
| Dynamic Load Rating (Cr) | 2420kN |
| Static Load Rating (Cor) | 7500kN |
| Limiting Speed (Grease) | |
| Limiting Speed (Oil) | |
| Weight | 109Kg |
| Material | High-carbon chromium bearing steel (GCr15 / 52100 equivalent) |
| Cage Type | Precision-machined brass cage |
| Precision Rating | P0 / Normal grade |
| Clearance | Normal clearance (CN) |
Product Description
FCD6890250 is a Four-Row Cylindrical Roller Bearings (FCD Type) (FCD-type four-row cylindrical roller bearing) with dimensions of 340×450×250 mm. It is designed for extremely high radial load capacity and heavy-duty rolling mill applications in rolling mills, steel plants, and heavy industrial machinery.
Key Features
- FCD-type four-row cylindrical roller bearing designed for heavy-duty rolling mill applications.
- Double half inner ring structure improves load distribution and assembly flexibility.
- Four-row roller arrangement provides extremely high radial load capacity.
- Separable design simplifies mounting, dismounting, and maintenance operations.
- Optimized for high-load, low-speed heavy rolling mill environments.
- Suitable for continuous operation in medium-to-large rolling mills.
Applications
- Rolling mill work roll positions
- Rolling mill backup roll positions
- Steel plant rolling equipment
- Metallurgical production machinery
- Continuous rolling mill stands
- Section mills and bar mills
- Heavy-duty steel processing lines
Related Products
Can FCD6890250 be customized?
Yes. OEM customization is available including clearance, cage design, material, and heat treatment options.
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
Image for reference only.
