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Chain Sprockets
Bored & Keyed Sprockets
1/2inch Pitch Bored & Keyed Sprockets
Quick Code: BB-701063
08B1 25T Sprocket Comes With 35mm Bore & Keyway with 2 Grubscrews (4SR25 35BK&2GS)
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Product Specification
Bore
35mm
Number of Teeth
25
Pitch
1/2inch
Reference
4SR25 35BK&2GS SPKT
Quick Order Code
BB-701063
Product Description
The 08B1 25T Sprocket with 35mm Bore & Keyway and 2 Grubscrews is a precision-engineered chain sprocket designed for reliable power transmission in demanding industrial applications. This 1/2 inch pitch sprocket combines a versatile 25-tooth design with a pre-machined 35mm bore and integral keyway, making it an excellent choice for heavy-duty drive systems requiring excellent torque characteristics and stable rotational performance.
Key Features:
- 25 Teeth: Ideal for applications requiring high torque delivery with controlled speed ratios and smooth power transmission
- 35mm Pre-Machined Bore: Ready to install with minimal additional machining, accommodating larger shaft diameters for heavy-duty applications
- Integral Keyway: Ensures secure and positive shaft engagement, preventing rotation slippage and maintaining precise alignment
- Dual Grubscrews: Provides enhanced holding power and vibration resistance for reliable shaft retention in demanding operating conditions
- 1/2 Inch Pitch: Standard industrial chain compatibility with 08B1 chain systems
Ideal Applications:
This sprocket is well-suited for use in:
- Heavy-duty conveyor systems requiring consistent torque delivery
- Industrial machinery and equipment with larger shaft requirements
- Packaging machinery and automation systems
- Agricultural equipment and farm machinery
- Power transmission drives where high torque performance is essential
- Replacement components for existing 1/2" pitch chain drive systems
Reference: 4SR25 35BK&2GS SPKT
Our technical team is available to assist you in selecting the correct sprocket specification for your application or to provide replacement components for existing systems.

