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Chain Sprockets
Bored & Keyed Sprockets
1/2inch Pitch Bored & Keyed Sprockets
Quick Code: BB-701009
08B1 20T Sprocket Comes With 25mm Bore & Keyway with 2 Grubscrews (4SR20 25BK&2GS)
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Product Specification
Bore
25mm
Number of Teeth
20
Pitch
1/2inch
Reference
4SR20 25BK&2GS SPKT
Quick Order Code
BB-701009
Product Description
The 08B1 20T Sprocket with 25mm Bore & Keyway is a precision-engineered power transmission component designed for 1/2" pitch chain systems. This sprocket features a pre-machined 25mm bore with integrated keyway and dual grubscrews, providing secure, reliable shaft mounting without the need for additional machining.
Key Features:
- 20 teeth for optimal chain engagement and balanced power transmission
- 25mm pre-machined bore with keyway for precise shaft alignment
- Two grubscrews for enhanced grip and vibration resistance
- 1/2" pitch specification for compatibility with standard chain systems
- Ready-to-install design eliminates costly machining operations
Applications:
This versatile sprocket is ideal for use in:
- Conveyor systems and material handling equipment
- Packaging machinery and automation equipment
- Agricultural equipment and farm machinery
- General industrial power transmission applications
- Replacement sprockets for existing chain drive systems
Reference: 4SR20 25BK&2GS SPKT
Whether you're designing a new chain drive system or require a reliable replacement sprocket, this 08B1 20T component offers the precision and durability needed for demanding industrial applications.

