Bearings
Angular Contact Bearings
Angular Contact Bearings
Quick Code: BB-520484
5305 S NTN Double Row Angular Contact Ball Bearing 25mm x 62mm x 25.4mm
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Product Specification
Arrangement
Standard version
Brand
NTN
Cage
Sheet steel cage
Clearance
Normal radial clearance
Contact angle
Without indication, usually 30-40 degrees
Inside Dia
25mm
Material
Standard bearing steel
Outer ring
Without flange/groove
Outside Dia
62mm
Row Type
Double
Seal
None, open bearing
Temperature range
-20 to +150 °C
Tolerance class
Tolerance class P0/PN2 / ABEC 1
Width
25.4mm
Reference
5305S
Additional Reference:
10136031
Quick Order Code
BB-520484
Product Description
The 5305 S NTN Double Row Angular Contact Ball Bearing is a reliable precision bearing engineered to handle combined radial and axial loads in both directions, making it an excellent choice for moderate to high-speed applications requiring dependable performance and consistent load capacity.
Key Features:
- Double Row Design: Accommodates radial and axial loads acting in both directions, delivering enhanced load capacity and improved stiffness compared to single row bearings
- NTN Manufacturing Excellence: Produced by NTN, a world-renowned bearing manufacturer, ensuring superior precision engineering and reliable quality
- 30-40° Contact Angle: Optimized for balanced radial and axial load handling with smooth operation at moderate to high speeds
- Sheet Steel Cage: Durable cage construction designed for reliable performance in standard operating conditions
- Open Design: Unsealed bearing allowing for easy maintenance and relubrication in controlled environments
- Normal Radial Clearance: Provides standard operational flexibility suitable for most industrial applications
- Compact Dimensions: 25mm bore x 62mm OD x 25.4mm width - ideal for space-constrained assemblies
Technical Specifications:
- Brand: NTN
- Reference: 5305S
- Bore Diameter: 25mm
- Outer Diameter: 62mm
- Width: 25.4mm
- Row Type: Double Row
- Contact Angle: 30-40°
- Seal Type: Open (None)
- Cage Material: Sheet Steel
- Radial Clearance: Normal
- Tolerance Class: P0/PN2 / ABEC 1
- Temperature Range: -20°C to +150°C
- Material: Standard Bearing Steel
- Arrangement: Standard Version
- Outer Ring: Without flange/groove
Ideal Applications:
This bearing is well-suited for:
- Machine tool spindles and precision equipment
- Gearboxes and reduction units
- Industrial motors and generators
- Pumps and compressors
- Heavy-duty rotating equipment
- Applications requiring moderate to high-speed precision performance
- Equipment demanding combined radial and axial load capacity
The 5305 S combines NTN's trusted engineering reliability with a robust open-bearing design, making it an excellent choice for demanding industrial and mechanical applications where both radial and axial load capacity are essential and maintenance accessibility is important.

