Transmissions
Chain Sprockets
Pilot Bore Sprockets
5/8inch Pitch (10B1, 10B2, 10B3) Pilot Bore Sprockets
10B2 - 5/8inch Duplex Chain Sprockets
Quick Code: BB-20612
5DR27 Pilot Bore Chain Sprocket 10B2
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Product Specification
Boss Dia
110mm
Number of Teeth
27
Outside Dia
144mm
Overall Length
45mm
Pilot Bore Size
20mm
Pitch
5/8inch
Reference
5DR27
Brand
Medway
Quick Order Code
BB-20612
Product Description
The 5DR27 is a 10B2 British standard roller chain sprocket designed for use with duplex (double row) chain systems in industrial power transmission applications. With 27 teeth and a 5/8 inch (15.875mm) pitch, this pilot bore sprocket offers an excellent balance between speed and torque for a wide range of machinery and mechanical drive systems.
Key Specifications:
- Pitch: 5/8 inch
- Number of Teeth: 27
- Outside Diameter: 144mm
- Boss Diameter: 110mm
- Pilot Bore Size: 20mm
- Overall Length: 45mm
Applications:
This 27-tooth sprocket is ideal for:
- Conveyor systems requiring moderate speed reduction
- Industrial machinery drives with higher load and torque requirements
- Power transmission applications demanding duplex chain reliability
- Equipment where precise shaft alignment and secure bore fitment are essential
Manufactured by Medway to exacting standards, this sprocket delivers reliable, long-lasting performance in demanding industrial environments. The 20mm pilot bore accommodates larger shaft sizes, providing secure installation and enhanced load capacity.



