Finer PT 100A-28 Plate Wheel – ASA 100-1 Simplex – 1-1/4″ Pitch – 28 Teeth

The Finer PT 100A-28 is a 28 tooth plate wheel for ASA 100-1 simplex roller chain – 1-1/4″ (31.75mm) pitch. It has a 283.56mm pitch circle diameter (PCD) and a 301mm 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 radius (r3): 33.5 mm
• Radius width (C): 4 mm
• Approx. weight: 8.1 kg
• Chain: 1-1/4″ (31.75 mm) pitch – 19.05 mm inside width – 19.05 mm roller diameter

BS / ASA interchange (1-1/4″ pitch – BS 20B-1 and ASA 100-1): ASA sprockets will wrap BS chain – BS sprockets may need to have the teeth skimmed to run on ASA chain – the plate thickness differs.

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

Downloads:

• Finer PT ASA Plate Wheel Sprockets Spec Sheet (40 – 60 – 80 – 100) (PDF)
• Finer PT Sprockets BS / ASA Interchange Chart (PDF)

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