Transmissions
Chain Sprockets
Pilot Bore Sprockets
5/8inch Pitch (10B1, 10B2, 10B3) Pilot Bore Sprockets
10B1 - 5/8inch Simplex Chain Sprocket
Quick Code: BB-20273
5SR37 Pilot Bore Sprocket 10B1
The 5SR37 is a 10B1 British standard pilot bore sprocket, engineered for reliable power transmission in industrial chain drive applications. This simplex chain sprocket features a 5/8 inch pitch with 37 teeth, making it ideal for higher-speed, lower-torque requirements across various machinery types.
Key Specifications:
- 5/8 inch pitch x 37 teeth
- Boss diameter: 100mm
- Outside diameter: 194.2mm
- Overall length: 35mm
- Pilot bore size: 20mm
- British standard 10B1 construction
- Manufactured by Medway to exacting standards
Design Benefits:
- Pilot bore design allows for easy machining to your specific shaft requirements
- Higher tooth count (37 teeth) provides smooth operation with reduced chain noise and wear
- Larger 100mm boss diameter and 20mm pilot bore accommodate substantial shaft sizes
- 194.2mm outside diameter suitable for moderate-speed power transmission systems
Applications:
The 5SR37 pilot bore sprocket is ideal for use in conveyor systems, agricultural equipment, manufacturing machinery, and general industrial drive systems where higher-speed power transmission is required. Its larger tooth configuration makes it particularly suitable for applications requiring smoother operation, reduced vibration, and consistent performance in moderate to heavy-duty environments.
All sprockets are manufactured to exacting standards ensuring reliable performance and durability in demanding environments. Contact us for assistance in selecting the correct sprocket for your specific chain drive application.



