Martin

Martin 200M25 Type C Single Strand Welded Bushed Roller Chain Sprocket, 2 to 5-1/2 in Dia Bore, 21.29 in OD, #200 Chain, 25 Teeth, 2-1/2 in Pitch, Steel

200M25-MAR MFG #: 200M25
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Non-Stock Item
Martin 200M25 Type C Single Strand Welded Bushed Roller Chain Sprocket, 2 to 5-1/2 in Dia Bore, 21.29 in OD, #200 Chain, 25 Teeth, 2-1/2 in Pitch, Steel
  • Bore Diameter: 2 to 5-1/2 in
  • Bushing Type: QD® M
  • Chain Size: #200
  • Country of Origin: US
  • Hub Diameter: 9-1/2 in
  • Length Through Bore: 5-3/16 in
  • Manufacturer Name: Martin Sprocket & Gear
  • Material: Steel
  • Number of Teeth: 25
  • Outside Diameter: 21.29 in
  • Pitch: 2-1/2 in
  • Pitch Diameter: 19.9468 in
  • Type: Type C Single Strand Welded Bushed
QD (quick detachable) 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.
QTY
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  • Standards
  • Item Features
ANSI Specified|B29.1 - 1975
  • Interchangeable with other manufacturer's QD® bushings
  • Precise machining and processes ensure consistent finish and high quality
  • Chain rows are parallel and precisely spaced to increase longevity of sprocket and chain
  • Bores are concentric to pitch line, minimizing run out
  • https://www.youtube.com/watch?v=fSomOMNB_-Q