Bearings
Linear Bearings & Shaft
Linear Ball Screw Drive
Ball Screw Bearing Unit
Quick Code: BB-531445
EF20 THK Bearing unit
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Product Specification
Article type
Housing unit for non-locating arrangement with a deep groove
Bearing
1x 6204 ZZ
Combination
EK/EF
Inner dimension
20mm
Material
Steel
Preload
Without preload
Scope of delivery
Circlip
Seal
Without seal
Version
Block design
Reference
EF20
Additional Reference:
10191146
Brand
THK
Quick Order Code
BB-531445
Product Description
The EF20 THK Bearing Unit is a non-locating support unit designed for ball screw applications requiring supported-side bearing support. This block design housing unit features a deep groove ball bearing configuration, making it the ideal complement to locating units in precision linear motion systems.
Key Specifications:
- Reference: EF20
- Brand: THK
- Article Type: Housing unit for non-locating arrangement with deep groove bearing
- Bearing Configuration: 1x 6204 ZZ deep groove ball bearing
- Inner Dimension: 20mm shaft diameter
- Material: Steel construction
- Preload: Without preload
- Seal Type: Without seal (open design)
- Design: Block design
- Combination Series: Compatible with EK/EF series for complete ball screw support solutions
- Included Components: Circlip
Performance Features:
- Deep Groove Bearing: Provides reliable support for non-locating (free) end applications
- Compact Design: Block housing optimizes space utilization in machinery layouts
- Easy Installation: Includes circlip for secure assembly and alignment
Applications:
The EF20 is particularly well-suited for:
- Ball screw support systems requiring non-locating end support
- CNC machine tools and precision automation equipment
- Applications with 20mm shaft diameter requirements
- Systems operating in dry or well-lubricated environments where sealed bearing protection is not essential
- Industrial machinery with space constraints requiring compact bearing units
As part of the EK/EF combination series, the EF20 works seamlessly with EK20 locating units to provide complete, precision ball screw shaft support solutions for demanding linear motion applications.
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