Finer PT 16A-25 Plate Wheel – 16B-1 Simplex – 1″ Pitch – 25 Teeth

The Finer PT 16A-25 is a 25 tooth plate wheel for 16B-1 simplex British Standard roller chain – 1″ (25.4mm) pitch. It has a 202.7mm pitch circle diameter (PCD) and a 214.2mm outside diameter. It comes with a 20mm pilot bore.

A plate wheel is a flat sprocket plate without a hub. It is supplied with a pilot bore and is commonly bored out to suit the shaft or welded to a hub for a custom drive. All Finer sprockets are engineered in accordance with ISO 9000 standards.

Dimensions:

• Tooth width (B1): 16.2 mm
• Tooth radius (r3): 26 mm
• Radius width (C): 2.5 mm
• Approx. weight: 3.63 kg
• Chain: 1″ (25.4 mm) pitch – 17.02 mm inside width – 15.88 mm roller diameter

BS / ASA interchange (1″ pitch – BS 16B-1 and ASA 80-1): ASA sprockets will wrap BS chain – BS sprockets will not wrap ASA chain unless the teeth have been skimmed. Take care if using several ASA sprockets on BS chain.

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

Downloads:

• Finer PT 16A Plate Wheel Sprockets Spec Sheet (PDF)
• Finer PT Sprockets BS / ASA Interchange Chart (PDF)

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