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Chain Sprockets
Bored & Keyed Sprockets
1inch Pitch Bored & Keyed Sprockets
Quick Code: BB-701572
16B1 19T Sprocket Comes With 25mm Bore & Keyway with 2 Grubscrews (8SR19 25BK&2GS)
This 16B1 19-tooth sprocket is a precision-engineered chain drive component designed for 1-inch pitch roller chains. Featuring a pre-machined 25mm bore with keyway and supplied with 2 grub screws, it provides secure and reliable shaft mounting for a wide range of industrial applications.
Key Features:
- 19 teeth for balanced speed and torque characteristics in mid-range drive applications
- 25mm pre-machined bore with integrated keyway for direct shaft installation
- Supplied with 2 grub screws for secure fastening and vibration resistance
- Compatible with 1-inch pitch simplex roller chains
- Manufactured to precision standards for consistent performance and reliable chain engagement
- Ideal for medium-speed power transmission applications
Technical Specifications:
- Reference: 8SR19 25BK&2GS SPKT
- Number of Teeth: 19T
- Bore Diameter: 25mm
- Chain Pitch: 1 inch (25.4mm)
- Fastening: Keyway with 2 grub screws
Applications:
This sprocket is ideal for use in:
- Conveyor systems and material handling equipment
- Agricultural machinery and farm equipment
- Industrial drive systems and power transmission requiring balanced speed and torque ratios
- General chain drive applications requiring a 25mm bore
- Compact machinery and equipment requiring smaller shaft diameters
Manufactured to exacting standards, this sprocket delivers reliable performance and durability in demanding industrial environments. The 25mm bore with keyway ensures precise alignment and secure mounting, while the dual grub screws provide additional holding power to prevent slippage during operation.
As part of our extensive range of over 150 bored and keyed sprocket variations, this component is manufactured to the highest standards. For technical assistance in selecting the correct sprocket for your specific chain drive system, please contact our technical sales team.

