Bearings
Ball Bearings
Imperial Ball Bearings
Quick Code: BB-517318
R188 ZEN Open Deep Groove Ball Bearing 6.35mm x 12.7mm x 3.175mm
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Product Specification
Ball rows
Single row bearing
Bore
Cylindrical bore
Brand
ZEN
Cage
Sheet steel cage
Clearance
Normal radial clearance
Current insulation
No current insulation
Inside Dia
6.35mm = 1/4inch
Material
Standard bearing steel
Material of rolling elements
Standard bearing steel
Outer ring
Without flange/groove
Outside Dia
12.7mm = 1/2inch
Sealing
Open
Temperature range
-30 to +150 °C
Tolerance class
Tolerance class P0/PN2 / ABEC 1
Width
3.175mm = 1/8inch
Reference
R188
Additional Reference:
10127678
Quick Order Code
BB-517318
Product Description
The R188 ZEN Open Deep Groove Ball Bearing is a precision-engineered imperial-sized bearing designed for compact and versatile mechanical applications. Manufactured by ZEN, this high-performance ball bearing offers reliable performance across various precision engineering environments.
Key Features:
- Single row deep groove ball bearing configuration
- Open design for direct lubrication and optimal performance
- Standard bearing steel construction for durability
- Sheet steel cage for structural integrity
- Compact imperial sizing: 1/4" x 1/2" x 1/8"
Technical Specifications:
- Inside Diameter: 6.35mm (1/4 inch)
- Outside Diameter: 12.7mm (1/2 inch)
- Width: 3.175mm (1/8 inch)
- Bore Type: Cylindrical
- Material: Standard bearing steel
- Cage Material: Sheet steel
- Radial Clearance: Normal
- Temperature Range: -30°C to +150°C
- Tolerance Class: P0/PN2 / ABEC 1
- Current Insulation: No current insulation
- Sealing: Open design
Ideal Applications:
- Precision electronic devices
- Miniature machinery
- Hobby and model engineering
- Small mechanical components
- Robotics and automation systems
- Compact medical devices
The open bearing design allows for easy lubrication and maintenance, making it an excellent choice for applications requiring direct and consistent lubrication. Its compact imperial measurements ensure compatibility with traditional British and American machinery, providing a versatile solution for precise mechanical requirements.
Reference: R188
Brand: ZEN
