Overview
Mfr description
20BTB23H (2517) METRIC - RIM ONLY
- A metric taper bushed sprocket is a sprocket where a tapered bushing is bolted into the taper bore that is machined in the sprocket.
- When installed this bushing is compressed onto the shaft providing a tight grip.
- Taper bushed sprockets have a tapered bushing bolted into a taper bore with hex head set screws instead of bolts.
- Tolerances meet or exceed ISO standards
- Manufactured of high carbon steel
- Precise machining and processes ensure consistent finish and high quality
- Bores are concentric to pitch line, minimizing run out
- Chain rows are parallel and precisely spaced to increase longevity of sprocket and chain
- Interchangeable with other manufacturers’ Taper bushings
Specifications
- Bushing TypeTaper Lock Bushing
- Bore TypeBushed
- Product TypeBushed Roller Chain Sprockets
- Chain / Sprocket TypeMetric Roller Chain
- Bushing Size2517
- Number Of Teeth23
- Number Of Strands Across1
- MaterialSteel
- Length Through Bore44.45 mm
- Outside Diameter253.8 mm
- Hardened TeethHardened Teeth
- Tooth Width19 mm
- Tooth Thickness19 mm
- Pitch Diameter233.2 mm
- Caliper Diameter213.6 mm
- Hub StyleTB
- Hub TypeB
- Hub Outside Diameter108 mm
- Hub Projection26 mm
- Chain Roller Diameter19 mm
- Chain Roller Width20 mm
- Surface TreatmentProtective Coating
- Storage Dimension Height1.75 mm
- Storage Dimension Length9.91 mm
- Storage Dimension Width9.91 mm
- Manufacturer Upc Number697950411484
- UPC_NO697950411484
- Manufacturer Catalog
- Weight12.30 lbs
- Chain Number & Pitch20B / 1-1/4 in
Compliance & Safety Data
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