Overview
Mfr description
D12BTB30 (2517)SPK ROLLER DOUBLE TB MET
- 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
- Chain Number Pitch12B-2 / 19.05 mm
- Product TypeBushed Roller Chain Sprockets
- Chain / Sprocket TypeMetric Roller Chain
- Bore Diameter12.7 mm
- Bushing Size2517
- Number Of Teeth30
- Number Of Strands Across2
- MaterialSteel
- Number Of Hubs1
- Maximum Bore Diameter57.15 mm
- Length Through Bore44.45 mm
- Outside Diameter193.99 mm
- Pitch TypeSingle
- Hardened TeethNon-Hardened Teeth
- Tooth Thickness10.87 mm
- Width Across Tooth Sets30.33 mm
- Pitch Diameter182.25 mm
- Caliper Diameter170.18 mm
- Hub StyleTB
- Hub TypeB
- Hub Outside Diameter163.7 mm
- Hub Projection14.35 mm
- Chain Roller Diameter12.065 mm
- Chain Roller Width11.68 mm
- Surface TreatmentProtective Coating
- Storage Dimension Height1.75 mm
- Storage Dimension Length7.65 mm
- Storage Dimension Width7.65 mm
- Manufacturer Upc Number697950410579
- UPC_NO697950410579
- Manufacturer Catalog
- Weight11.11 lbs
- Chain Number & Pitch12B / 3/4 in
Compliance & Safety Data
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