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FC4054170/C4 Four-Row Cylindrical Roller Bearing

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FC4054170/C4 Technical Specifications

Bearing Type Multi Row Cylindrical Roller Bearings
Bore Diameter(d) 200mm
Outer Diameter (D) 270mm
Total Inner Assembly Width (B) 170mm
Outer Ring Width (C) 170mm
Dynamic Load Rating (Cr) 916kN
Static Load Rating (Cor) 2670kN
Limiting Speed (Grease)
Limiting Speed (Oil)
Weight 28.7Kg
Material High-carbon chromium bearing steel (GCr15 / AISI 52100 equivalent)
Cage Type Precision-machined brass cage
Precision Rating P0 / Normal grade
Clearance C4 radial clearance

Product Description

FC4054170/C4 is a professional FC-series four-row cylindrical roller bearing with standard overall dimensions of inner diameter 200mm, outer diameter 270mm, and width 170mm, with a net weight of 28.7kg. This P0 precision grade bearing adopts high-carbon chromium bearing steel (GCr15 / AISI 52100 equivalent) and precision-machined brass cage, featuring high rigidity, wear resistance and stable mechanical performance.

Equipped with standard C4 large radial clearance, the bearing is specially optimized for harsh working conditions such as high temperature, heavy load and continuous operation. It has a dynamic load rating (Cr) of 916kN and a static load rating (Cor) of 2670kN. The four-row roller structure provides ultra-high radial load capacity, while the separable structural design greatly simplifies installation, disassembly and daily maintenance. It is widely used in medium and large rolling mills, steel plant rolling equipment and metallurgical heavy-duty machinery, being a core component for continuous steel rolling production lines.

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.
  • C4 large radial internal clearance, adaptable to high-temperature and heavy-load harsh working 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

Can FC4054170/C4 be customized?

Yes. OEM customization is available for FC4054170/C4, including internal clearance adjustment, cage design optimization, material upgrades, heat treatment, and application-specific modifications.

What do the suffixes in FC4054170/C4 indicate?

C4 radial internal clearance for demanding operating conditions

Service

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.

FC Bearing Dimension Diagram

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