Finer PT 10B2-25PB Pilot Bore Sprocket – 10B-2 Duplex – 5/8″ Pitch – 25 Teeth

The Finer PT 10B2-25PB is a 25 tooth pilot bore sprocket for 10B-2 duplex British Standard roller chain – 5/8″ (15.88mm) pitch. It has a 126.7mm pitch circle diameter (PCD) and a 133.6mm outside diameter. It comes with a 20mm pilot bore.

A pilot bore sprocket is supplied with a small starter bore so it can be machined out to suit the shaft – keyway and set screws. Finer sprockets are made from high quality steel with induction hardened teeth – improving resistance to wear and extending working life. All Finer sprockets are engineered in accordance with ISO 9000 standards.

Dimensions:

• Hub diameter (dm): 105 mm
• Overall length (A): 45 mm
• Tooth width (B2): 25.5 mm
• Tooth radius (r3): 16 mm
• Radius width (C): 1.6 mm
• Approx. weight: 3.15 kg
• Chain: 5/8″ (15.88 mm) pitch – 9.65 mm inside width – 10.2 mm roller diameter

BS / ASA interchange (5/8″ pitch – BS 10B-1 and ASA 50-1): BS and ASA have identical plate thickness and roller diameters – both are interchangeable.

Please note: this pilot bore sprocket is supplied with a 20mm pilot bore – it is not finish bored.

Downloads:

• Finer PT 10B Pilot Bore Sprockets Spec Sheet (PDF)
• Finer PT Sprockets BS / ASA Interchange Chart (PDF)

Supplied by Finer Power Transmissions.