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Chain Sprockets
Bored & Keyed Sprockets
1/2inch Pitch Bored & Keyed Sprockets
Quick Code: BB-701026
08B1 21T Sprocket Comes With 19mm Bore & Keyway with 2 Grubscrews (4SR21 19BK&2GS)
The 08B1 21T Sprocket with 19mm Bore & Keyway and 2 Grubscrews is a precision-engineered power transmission component designed for reliable chain drive performance in industrial applications. This 1/2 inch pitch sprocket features a pre-machined 19mm bore with integrated keyway and dual grubscrews, providing secure, anti-slip shaft mounting without the need for additional machining.
Key Features:
- 21 Teeth – Ideal for balanced medium-speed drive systems
- 1/2 Inch Pitch – Standard industrial chain compatibility
- 19mm Pre-Machined Bore with Keyway – Ready to install with minimal setup time
- Dual Grubscrews – Ensures secure, reliable shaft engagement and prevents slippage
- Precision-Engineered Design – Eliminates costly machine shop delays with ready-to-mount construction
Ideal Applications:
This sprocket is well-suited for use in:
- Conveyor systems and material handling equipment
- Packaging and processing machinery
- Agricultural equipment and drives
- Industrial power transmission systems
- General chain drive applications requiring medium-speed performance
As part of our extensive range of 1/2 inch pitch bored and keyed sprockets, this component represents the quality and reliability you can depend on for replacement or new system design requirements. Our technical team is available to assist you in selecting the correct sprocket specification for your application.
Reference: 4SR21 19BK&2GS SPKT
