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FCD3042145 Four-Row Cylindrical Roller Bearing

Heavy-duty FCD-type four-row cylindrical roller bearing 170×260×170 mm with axial displacement capability

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FCD3042145 Technical Specifications

Bearing Type Multi Row Cylindrical Roller Bearings
Bore Diameter(d) 170mm
Outer Diameter (D) 260mm
Total Inner Assembly Width (B) 170mm
Outer Ring Width (C)
Dynamic Load Rating (Cr) 1080kN
Static Load Rating (Cor) 2460kN
Limiting Speed (Grease) 1800r/min
Limiting Speed (Oil) 2200r/min
Weight 34.9Kg
Material GCr15 high-carbon chromium bearing steel
Cage Type machined brass solid cages
Precision Rating P0 / Normal grade
Clearance C3 radial clearance

Product Description

FCD3042145 is a high-capacity FCD-type Four-Row Cylindrical Roller Bearing with dimensions 170×260×170 mm and weight 34.9 kg. Its distinctive FCD structure features double outer rings with central ribs and a flat ring, plus double inner rings without ribs, enabling axial displacement (floating) to accommodate thermal expansion. This bearing is engineered to handle extreme radial loads in cold and hot rolling mills, billet mill stands, and heavy-duty metallurgical and mining equipment.

Supplied with C3 radial internal clearance for optimal performance.

Key Features

  • FCD-type four-row cylindrical roller bearing with double outer rings (central ribs + flat ring) and double inner rings without ribs.
  • Axial displacement (floating) capability compensates for thermal expansion.
  • Four-row roller configuration delivers exceptional radial load capacity.
  • Separable design enables quick installation, removal, and servicing.
  • High-rigidity construction ensures stable rolling precision under heavy loads.
  • Optimized for cold rolling, hot rolling and billet mill operations with low friction and heat generation.
  • Supplied with C3 radial internal clearance.

Applications

  • Cold rolling mill equipment
  • Hot rolling mill machinery
  • Billet and section rolling mills
  • Steel plant rolling equipment
  • Metallurgical processing machinery
  • Mining and heavy-duty equipment

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.

Multi Rows Cylindrical Roller Bearings
Four-row Cylindrical Roller Bearing

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