Bearings
Angular Contact Bearings
Axial Angular Contact Bearings
Quick Code: BB-519483
BSF2068-DDUDTHP3 Matched Pair NSK Axial Angular Contact Ball Bearing 20mm x 68mm x 56mm
The BSF2068 DDUDTHP3 Matched Pair NSK Axial Angular Contact Ball Bearing is a precision double-direction bearing engineered for highly dynamic applications demanding exceptional accuracy, superior load capacity, outstanding rigidity, and low friction performance. This matched pair bearing set (2 pieces) is specifically designed for applications requiring synchronized dual-bearing configurations with consistent performance characteristics.
Key Performance Features
- 60 degree contact angle provides excellent support for both radial and high axial forces
- Double-direction capability for versatile bi-directional load handling and balanced force distribution
- Matched pair design ensures consistent performance and optimal load sharing between bearings
- Sealed design protects against contamination in demanding industrial environments
- High precision tolerance class P4 (ABEC 7) for dimensional accuracy and P2 (ABEC 9) for running accuracy
- Low friction operation for improved efficiency and reduced energy consumption
Design & Construction
- Sealed bearing design – integrated sealing system for protection against dust and contaminants
- Polyamide cage – lightweight and durable cage material ensures reliable ball retention and smooth operation
- Standard bearing steel – premium material construction meeting NSK quality standards for proven durability
- Fixing holes – integrated mounting holes for direct and secure installation
- Two lubrication grooves – optimized lubrication channels for consistent grease distribution and extended bearing life
- Matched pair configuration – both bearings pre-matched for synchronized performance and minimal run-out
Specifications
- Inside Diameter: 20mm
- Outside Diameter: 68mm
- Width: 56mm
- Manufacturer: NSK
- Reference: BSF2068DDUDTHP3=2pcs
- Quantity: Matched pair (2 bearings)
- Operating Direction: Double direction
- Sealing Type: Sealed
- Cage Type: Polyamide
- Material: Standard bearing steel
- Tolerance Class: P4 (ABEC 7) dimensional accuracy / P2 (ABEC 9) running accuracy
- Lubrication: Two lubrication grooves with fixing holes
- Operating Temperature Range: -20 degreeC to +120 degreeC
Ideal Applications
This matched pair bearing is particularly well-suited for precision industrial machinery requiring synchronized dual-bearing support:
- High-precision spindle assemblies and machine tool spindles
- Screw drive systems with dual-bearing arrangements
- Servo drives and precision motion control systems
- Industrial automation equipment with dual-axis requirements
- Aerospace and defense applications demanding matched bearing pairs
- Medical equipment and precision manufacturing machinery
- Applications requiring symmetric bi-directional load support with minimal run-out
The matched pair design eliminates the need for individual bearing selection and ensures optimal performance characteristics across both bearings, making this configuration ideal for applications where bearing synchronization and consistency are critical to overall system performance.
