Transmissions
Chain Sprockets
Pilot Bore Sprockets
3/4inch Pitch (12B1, 12B2, 12B3) Pilot Bore Sprockets
12B3 - 3/4inch Triplex Chain Sprockets
Quick Code: BB-20863
6TR27 Pilot Bore Chain Sprocket 12B3
Buy Now
Product Specification
Boss Dia
120mm
Number of Teeth
27
Outside Dia
172.3mm
Overall Length
70mm
Pitch
3/4inch
Reference
6TR27
Brand
Medway
Quick Order Code
BB-20863
Product Description
12B3 British Standard Pilot Bore Chain Sprocket
The 6TR27 is a precision-engineered triplex chain sprocket manufactured to British standard specifications, designed for demanding industrial power transmission applications. This robust sprocket delivers exceptional load capacity and reliability in heavy-duty environments.
Key Specifications:
- Pitch: 3/4 inch
- Number of Teeth: 27
- Boss Diameter: 120mm
- Outside Diameter: 172.3mm
- Overall Length: 70mm
- Brand: Medway
Features & Benefits:
- Pilot bore design allows for custom machining to fit your exact shaft dimensions
- Triplex (three-row) configuration provides increased load capacity and enhanced durability
- Manufactured to exacting British standards for consistent quality and performance
- Ideal mid-range tooth count (27 teeth) suitable for moderate speed and torque applications
Ideal Applications:
- Industrial machinery and equipment
- Conveyor systems
- Heavy-duty power transmission drives
- Equipment requiring smooth, efficient power transfer
This sprocket is stocked in our UK-based warehouse and ready for quick dispatch. For assistance in selecting the correct sprocket for your specific chain drive system requirements, please contact our technical team.



