Transmissions
Chain Sprockets
Pilot Bore Sprockets
3/4inch Pitch (12B1, 12B2, 12B3) Pilot Bore Sprockets
12B3 - 3/4inch Triplex Chain Sprockets
Quick Code: BB-20861
6TR25 Pilot Bore Chain Sprocket 12B3
12B3 British Standard Pilot Bore Chain Sprocket
The 6TR25 is a premium quality triplex chain sprocket manufactured to British standard specifications, designed for demanding industrial power transmission applications. This robust sprocket features a pilot bore design, allowing for custom machining to precisely fit your exact shaft dimensions.
Key Specifications:
- 3/4 inch pitch x 25 teeth
- Boss diameter: 120mm
- Outside diameter: 160mm
- Overall length: 70mm
- 12B3 triplex (three-row) configuration for increased load capacity
Ideal Applications:
- Heavy-duty industrial machinery
- Conveyor systems requiring reliable power transfer
- Equipment demanding smooth, efficient chain drive operation
- Applications requiring enhanced load capacity and durability
Manufactured by Medway to exacting standards, this pilot bore sprocket is engineered for reliability and longevity in demanding industrial environments. The triplex configuration provides superior strength and load distribution compared to standard sprockets, making it an ideal choice for applications where dependability is paramount.
Stock held in our UK-based warehouse for quick dispatch. Contact our technical team for assistance in selecting the correct sprocket for your chain drive system or for custom machining requirements.



