FC5678220F1/HCC4YAD Technical Specifications
| Bearing Type | Multi Row Cylindrical Roller Bearings |
|---|---|
| Bore Diameter(d) | 280mm |
| Outer Diameter (D) | 390mm |
| Total Inner Assembly Width (B) | 220mm |
| Outer Ring Width (C) | 220mm |
| Dynamic Load Rating (Cr) | 2300kN |
| Static Load Rating (Cor) | 5100kN |
| Limiting Speed (Grease) | |
| Limiting Speed (Oil) | |
| Weight | 83Kg |
| Material | High-carbon chromium bearing steel (GCr15 / 52100 equivalent) |
| Cage Type | Precision-machined brass cage |
| Precision Rating | P0 / Normal grade |
| Clearance | C4 radial clearance |
Product Description
FC5678220F1/HCC4YAD is a Four-Row Cylindrical Roller Bearings with dimensions of 280×390×220 mm. It is engineered to accommodate extremely high radial loads and is widely used in rolling mills, continuous casting equipment, steel plants, and heavy industrial machinery.
This bearing is suitable for medium-to-large rolling mill applications where high load capacity, dimensional stability, and operational reliability are required.
Key Features
- FC type four-row cylindrical roller bearing designed for rolling mill roll neck applications.
- Four-row roller arrangement provides exceptionally high radial load carrying capacity.
- Separable design allows convenient mounting, dismounting, and maintenance.
- High rigidity construction helps maintain rolling accuracy under heavy operating loads.
- Optimized for high-speed rolling mill operation with reduced friction and heat generation.
- Suitable for medium-to-large rolling mill stands operating under continuous production conditions.
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 FC5678220F1/HCC4YAD be customized?
Yes. OEM customization is available for FC5678220F1/HCC4YAD, including internal clearance adjustment, cage design optimization, material upgrades, heat treatment, and application-specific modifications.
Can FC5678220F1/HCC4YAD be customized?
Yes. FC5678220F1/HCC4YAD is a standard bearing design that can be customized with different internal clearances, cage configurations, heat-treatment processes, and material options based on application requirements.
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.
