Bearings
Ball Bearings
Imperial Ball Bearings
Quick Code: BB-517328
R8-2RS ZEN Sealed Deep Groove Ball Bearing 12.7mm x 28.575mm x 7.938mm
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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
12.7mm = 1/2inch
Material
Standard bearing steel
Material of rolling elements
Standard bearing steel
Outer ring
Without flange/groove
Outside Dia
28.575mm = 1.1/8inch
Sealing
Sealed
Temperature range
-30 to +120 °C
Tolerance class
Tolerance class P0/PN2 / ABEC 1
Width
7.9375mm = 5/16inch
Reference
R8-2RS
Additional Reference:
10127703
Quick Order Code
BB-517328
Product Description
The R8-2RS ZEN Sealed Deep Groove Ball Bearing is a precision-engineered imperial-sized ball bearing designed for reliable performance across various industrial and mechanical applications. Featuring a sealed design, this bearing provides superior protection against dust, dirt, and moisture while maintaining optimal internal lubrication.
Key Features:
- Single row deep groove ball bearing configuration
- Sealed type bearing with rubber seals for enhanced protection
- Imperial measurement (1/2 inch bore) for compatibility with British and American machinery
- Sheet steel cage for durability and consistent performance
- Standard bearing steel construction for long-lasting reliability
Technical Specifications:
- Inside Diameter: 12.7mm (1/2 inch)
- Outside Diameter: 28.575mm (1.1/8 inch)
- Width: 7.9375mm (5/16 inch)
- Bore Type: Cylindrical
- Clearance: Normal radial clearance
- Tolerance Class: P0/PN2 / ABEC 1
- Operating Temperature Range: -30°C to +120°C
Typical Applications:
- Small electric motors
- Automotive components
- Agricultural machinery
- Precision manufacturing equipment
- Garden and landscaping tools
- Conveyor systems
The sealed design ensures extended bearing life by preventing contaminant entry, making it an ideal solution for challenging environments that require consistent and reliable rotational movement. Its standard imperial sizing makes it perfect for maintaining and repairing traditional British and American machinery.
