Overview
Mfr description
E20B15 SPK ROLLER TRIPLE B MET
- Martin metric triple strand solid construction sprockets have proper spacing between chain rows.
- The sprockets are manufactured from high carbon steel.
- Martin does not stack “A” plates on multiples, but instead Martin machines teeth after the chain rows are already in place.
- These plain bore sprockets can easily be bored to a metric or standard size to fit your application.
- Keyways, set screws and harden teeth are quick alterations that can be made.
- 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
Specifications
- Chain Number & Pitch20B / 1-1/4 in
- Chain Number Pitch20B-3 / 31.75 mm
- Product TypeStock Bore Sprockets
- Chain / Sprocket TypeMetric Roller Chain
- Hub Outside Diameter120 mm
- Hub StyleB
- Number Of Teeth15
- Bore TypeReboreable
- Bore Diameter25 mm
- Number Of Strands Across3
- MaterialSteel
- Number Of Hubs1
- Bore Range32 mm to 80 mm
- Length Through Bore115 mm
- Hardened TeethNon-Hardened Teeth
- CAD Drawing
- Hub TypeB
- Outside Diameter173.347 mm
- Root Diameter133.659 mm
- Caliper Diameter133.659 mm
- Pitch Diameter152.7 mm
- Maximum Bore Diameter84 mm
- Tooth Width91 mm
- Tooth Thickness18 mm
- Chain Roller Diameter19.05 mm
- Chain Roller Width19.56 mm
- Storage Dimension Height4.529 mm
- Storage Dimension Length6.825 mm
- Storage Dimension Width6.825 mm
- Surface TreatmentProtective Coating
- Manufacturer Upc Number697950405230
- UPC_NO697950405230
- Manufacturer Catalog
- Weight30.00 lbs
Compliance & Safety Data
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