Overview
Mfr description
80BB12H 3/4 SPK IDLER BALL BEARING
- Martin idlers are smooth-running and available in oil-impregnated, sintered bronze, extra-duty bearing press-fitted in sprocket and a hardened steel journal case for maximum resistance to wear.
- Steel sprockets used in Martin idlers are accurately machined (not stamped) the same as sprockets normally supplied for power transmission use.
- Martin can also alter existing sprockets and install bearings to make custom idlers.
- Can be used to change the direction of chain motion or to adjust chain tension
Specifications
- Sprocket MaterialSteel
- Chain / Sprocket TypeIdler
- Type Of BearingBall Bearing
- Bore Diameter0.7500 in
- Bore TypeBearing
- Hardened TeethHardened Teeth
- Number Of Teeth12
- Chain Number80
- Number Of Strands Across1
- Pitch Diameter3.8640 in
- Outside Diameter4.3300 in
- Chain Number & Pitch80 / 1 in
- Hub Diameter2.2500 in
- Length Through Bore0.6000 in
- Chain Roller Diameter0.6250 in
- Chain Roller Width0.6250 in
- Caliper Diameter3.2390 in
- Tooth Thickness0.5750 in
- Surface TreatmentProtective Coating
- Storage Dimension Height0.7500 in
- Storage Dimension Width4.5000 in
- Storage Dimension Length4.5000 in
- Additional DetailsChain Tightener Part #E5006
- IncludesChain Tightener Part #E5006
- Weight1.50 lbs
- Manufacturer Upc Number697950340289
- Pitch1.0000 in
- UPC_NO697950340289
- Product TypeIdler Roller Chain Sprockets
- Manufacturer Catalog
Compliance & Safety Data
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