Transmissions
Chain Sprockets
Bored & Keyed Sprockets
1inch Pitch Bored & Keyed Sprockets
Quick Code: BB-701642
16B1 25T Sprocket Comes With 28mm Bore & Keyway with 2 Grubscrews (8SR25 28BK&2GS)
This 16B1 25-Tooth Sprocket is a precision-engineered chain drive component designed for 1-inch pitch roller chains. With its pre-machined 28mm bore and integral keyway, combined with two grub screws, this sprocket ensures secure and reliable shaft mounting in a wide variety of industrial applications.
Key Specifications:
- Pitch: 1 inch
- Tooth Count: 25 teeth
- Bore Diameter: 28mm (pre-machined)
- Keyway: Included
- Grub Screws: 2 fitted screws for secure shaft clamping
- Reference: 8SR25 28BK&2GS SPKT
Applications:
This 25-tooth sprocket is ideal for use in:
- Conveyor systems and material handling equipment
- Agricultural machinery and farm equipment
- Industrial power transmission systems
- General drive applications requiring optimised torque and speed characteristics
- Equipment utilising medium-diameter shaft applications
As the largest tooth count variant in our extensive 16B1 simplex range, this sprocket is perfect for applications requiring lower speed ratios and enhanced torque delivery. The 25-tooth configuration provides an excellent balance of speed and power characteristics for various industrial drive systems. Manufactured to exacting standards, it guarantees reliable performance and long service life in demanding industrial environments.
For assistance in selecting the correct sprocket for your specific chain drive requirements, please contact our technical sales team.

