Bearings
Angular Contact Bearings
Axial Angular Contact Bearings
Quick Code: BB-522182
BSN2557-DDUHP2B NSK Axial Angular Contact Ball Bearing 25mm x 57mm x 28mm
The BSN2557 DDUHP2B NSK Axial Angular Contact Ball Bearing is a precision-engineered bearing designed for demanding applications requiring exceptional load capacity, rigidity, and accuracy. This double-direction bearing combines advanced construction with high-performance specifications to handle both radial and significant axial forces in highly dynamic operating conditions.
Key Specifications:
- Bore Diameter: 25mm
- Outer Diameter: 57mm
- Width: 28mm
- Contact Angle: 60 degrees
- Tolerance Class: P2 / ABEC 9 (precision grade)
Technical Features:
- Construction: Polyamide cage for optimal performance, durability, and low friction
- Material: Standard bearing steel for reliable strength and extended service life
- Sealing: Sealed design providing superior protection against contamination and environmental factors
- Operating Direction: Double direction capability for bidirectional load support
- Lubrication: Lubrication groove for effective grease distribution and maintenance
- Mounting: Without fixing holes for flexible installation configurations
- Temperature Range: -20 degreeC to +120 degreeC for reliable operation in varied industrial environments
Design & Performance:
- 60 degree contact angle enables support of both radial and high axial forces
- High precision and load carrying capacity for demanding applications
- Exceptional rigidity and low friction operation
- Sealed construction minimizes maintenance requirements
Ideal Applications:
This bearing is particularly suitable for precision applications requiring sustained bidirectional loading and reliable performance. The sealed design and precision tolerance class make it ideal for sensitive environments. Typical applications include:
- Machine tool spindles
- Precision screw drive systems
- Industrial automation equipment
- High-speed rotary machinery
- Compact mechanical assemblies requiring bidirectional load support
The BSN2557 DDUHP2B delivers the precision and reliability demanded by modern industrial applications, backed by NSK's renowned engineering excellence and commitment to quality.
