Overview
Mfr description
D20B24 SPK ROLLER DOUBLE B MET
- Martin metric double 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-2 / 31.75 mm
- Product TypeStock Bore Sprockets
- Chain / Sprocket TypeMetric Roller Chain
- Hub Outside Diameter145 mm
- Hub StyleB
- Number Of Teeth24
- Bore TypeReboreable
- Bore Diameter32 mm
- Number Of Strands Across2
- MaterialSteel
- Number Of Hubs1
- Bore Range32 mm to 96 mm
- Length Through Bore80 mm
- Hardened TeethNon-Hardened Teeth
- CAD Drawing
- Hub TypeB
- Outside Diameter263.884 mm
- Root Diameter224.196 mm
- Caliper Diameter224.196 mm
- Pitch Diameter243.2 mm
- Maximum Bore Diameter100 mm
- Tooth Width55 mm
- Tooth Thickness18 mm
- Chain Roller Diameter19.05 mm
- Chain Roller Width19.56 mm
- Storage Dimension Height3.15 mm
- Storage Dimension Length10.389 mm
- Storage Dimension Width10.389 mm
- Surface TreatmentProtective Coating
- Manufacturer Upc Number697950405025
- UPC_NO697950405025
- Manufacturer Catalog
- Weight48.90 lbs
Compliance & Safety Data
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