Overview
Mfr description
50BB25H 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 Diameter
- Bore TypeBearing
- Hardened TeethHardened Teeth
- Number Of Teeth
- Chain Number50
- Number Of Strands Across1
- Pitch Diameter4.9870 in
- Outside Diameter
- Chain Number & Pitch50 / 5/8 in
- Hub Diameter2.5450 in
- Length Through Bore
- Chain Roller Diameter0.4000 in
- Chain Roller Width0.3750 in
- Caliper Diameter4.5770 in
- Tooth Thickness0.3430 in
- Surface TreatmentProtective Coating
- Storage Dimension Height0.8100 in
- Storage Dimension Width5.5625 in
- Storage Dimension Length5.5625 in
- Additional DetailsChain Tightener Part #E5006
- IncludesChain Tightener Part #E5006
- Weight1.50 lbs
- Manufacturer Upc Number697950339870
- Pitch
- UPC_NO697950339870
- Product TypeIdler Roller Chain Sprockets
- Manufacturer Catalog
Compliance & Safety Data
Click on an icon below to learn more about the compliance and safety data
