Bearings
Ball Bearings
SKF Ball Bearings
Quick Code: BB-518171
61805 TN9 SKF Open Deep Groove Ball Bearing 25mm x 37mm x 7mm
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Product Specification
Ball rows
Single row bearing
Bore
Cylindrical bore
Brand
SKF
Cage
Polyamide cage
Clearance
Normal radial clearance
Current insulation
No current insulation
Inside Dia
25mm
Material
Standard bearing steel
Material of rolling elements
Standard bearing steel
Outer ring
Without flange/groove
Outside Dia
37mm
Sealing
Open
Temperature range
-20 to +120 °C
Tolerance class
Tolerance class P0/PN2 / ABEC 1
Width
7mm
Reference
61805TN9
Additional Reference:
10129371
Quick Order Code
BB-518171
Product Description
The 61805 TN9 SKF Open Deep Groove Ball Bearing is a high-precision, versatile bearing designed for demanding industrial and mechanical applications. Manufactured by SKF, the world's leading bearing manufacturer, this single-row ball bearing offers exceptional reliability and performance in a compact and lightweight design.
Key Technical Specifications:
- Bore Diameter: 25mm
- Outer Diameter: 37mm
- Width: 7mm
- Construction: Standard bearing steel
- Cage Material: Polyamide
- Radial Clearance: Normal
- Design: Open configuration (without seals)
- Bore Type: Cylindrical
- Temperature Range: -20°C to +120°C
- Tolerance Class: P0/PN2 / ABEC 1
- Current Insulation: No
- Outer Ring: Without flange/groove
Typical Applications:
- Small electric motors
- Precision instrumentation
- Automotive sensors
- Office equipment
- Medical devices
- Robotics and automation systems
Key Advantages:
- Compact and lightweight design
- Open configuration for easy maintenance
- Versatile temperature performance
- High-precision manufacturing
- Reliable SKF engineering
The open design of this bearing allows for direct lubrication and easy inspection, making it ideal for applications requiring precise and smooth rotational performance. With its polyamide cage and standard bearing steel construction, the 61805 TN9 provides excellent durability and consistent performance across various operating conditions.

