Transmissions
Chain Sprockets
Pilot Bore Sprockets
1/2inch Pitch (08B1, 08B2, 08B3) Pilot Bore Sprockets
08B3 - 1/2inch Triplex Chain Sprockets
Quick Code: BB-20780
4TR15 Pilot Bore Chain Sprocket 08B3
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08B1 - 1/2inch Simplex Chain Sprockets
08B2 - 1/2inch Duplex Chain Sprockets
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Product Specification
Boss Dia
46mm
Number of Teeth
15
Outside Dia
65.5mm
Overall Length
50mm
Pilot Bore Size
14mm
Pitch
1/2inch
Reference
4TR15
Brand
Medway
Quick Order Code
BB-20780
Product Description
08B3-15 Triplex Chain Sprocket
This compact 15-tooth pilot bore sprocket is engineered to meet British standard 08B3 specifications and is ideal for applications requiring precise power transmission in confined spaces. With a 1/2 inch pitch triplex configuration, this sprocket delivers reliable performance across a range of industrial machinery and drive systems.
Key Specifications:
- 08B3 British standard roller chain sprocket
- 1/2 inch pitch x 15 teeth
- Outside diameter: 65.5mm
- Boss diameter: 46mm
- Pilot bore size: 14mm
- Overall length: 50mm
- Brand: Medway
Applications:
This smaller tooth-count sprocket is particularly suited for high-speed drive systems, including:
- Conveyor systems requiring increased velocity
- Industrial machinery with limited mounting space
- Heavy-duty power transmission applications
- Compact drive assemblies requiring reliable performance
As part of our comprehensive 08B3 triplex chain sprocket range, this sprocket maintains full compatibility with standard 1/2 inch pitch triplex roller chains. Our technical team is available to help you select the ideal sprocket configuration for your specific application requirements.
Product Reviews
Rich P 
23 August 22
Excellent
23 August 22
Excellent
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