Bearings
Housed & Flanged Bearings
Bearing Inserts
CSB Bearing Inserts
Quick Code: BB-413478
CSB204 20mm FK CSB Flatback Cylindrical OD Bearing Inserts
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Product Specification
Bore Size (d)
20mm
Inner Race Width (B)
14mm
Outer Race Width (C)
25mm
Outside Dia (D)
47mm
Reference
CSB204, 1320-20
Brand
FK
Quick Order Code
BB-413478
Product Description
The CSB204 is a precision-engineered FK bearing insert designed for housed and flanged bearing applications across various industrial settings. This flatback cylindrical OD bearing insert combines robust construction with reliable performance to meet demanding operational requirements.
Key Features
- Cylindrical/parallel outer race design for optimal load distribution
- Flatback design for secure mounting in housings
- Grub screws for positive tightening to shaft, preventing slippage
- Precision manufactured by FK to ensure consistent quality and performance
Specifications
- Reference: CSB204, 1320-20
- Brand: FK
- Bore Size (d): 20mm
- Inner Race Width (B): 14mm
- Outer Race Width (C): 25mm
- Outside Diameter (D): 47mm
Applications
Ideal for use in industrial machinery, conveyor systems, agricultural equipment, and other applications requiring reliable housed or flanged bearing solutions. The 20mm bore size makes this insert particularly suitable for medium-duty operations where precision and durability are essential.
Key Features

