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Boston Gear730-20-H

730-20-H

730 Series Standard Reducer
Item #101792296
  • 3" Center Distance
  • 20:1 Ratio
  • Shaft Input
  • Left & Right Output
  • No Lubricant
  • Cast Iron
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Boston Gear730-20-H
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    Shipment Options
  • 3" Center Distance
  • 20:1 Ratio
  • Shaft Input
  • Left & Right Output
  • No Lubricant

features

  • Rugged housing fabricated of fine-grained cast iron for maximum strength and greater precision during worm and gear alignment
  • Bronze worm gear is straddle mounted between heavy-duty tapered roller bearings to increase thrust and load capacities on size 713 to 760
  • Large oil reservoir provides efficient heat dissipation and lubrication for longer life
  • Housing is straddle milled top and bottom for precise alignment
  • Internal baffles ensure positive, leak-free venting
  • High strength steel output shaft ensures capacity for high torque
  • Pipe plugs allow easy fill, level and drain in any mounting position
  • Super finished oil seal diameters on both input and output shafts extend seal life

caution

  • Support of piping and pulsation dampener required
Use With 730
Center Distance 3 in
Input Configuration Shaft Input
Box Height 8 7/8 in
Washdown Duty No
Fan Cooled No
Input HP @ RPM 2.68 hp @ 1150 rpm, 3.14 hp @ 1750 rpm
Torque Out @ 1150 rpm 2470 in lb
Max. Thrust Load @ RPM 1000 lb/in @ 1150 rpm, 1000 lb/in @ 1750 rpm
HP @ RPM 3 hp @ 1800 rpm
Housing Material Cast Iron
Max. Overhung Load @ RPM 1250 lb/in @ 1150 rpm, 1250 lb/in @ 1750 rpm
Motor Application General Purpose
Lubrication None
Output (Shaft or Bore) Size 1 1/4 in
Reduction Type Single Reduction
Output Configuration Left & Right Output
Frame Size Shaft Input, Not a C-Face
Input (Shaft or Bore) Size 7/8 in
Family Name Std Unit
Max. Thrust Load @ 1150 rpm 1000 lb/in
Output Torque @ RPM 2024 in lb @ 1750 rpm, 2470 in lb @ 1150 rpm
Ratio 20:1
Base to Centerline of Input Shaft 6 1/4 in
Worm Position Universal
Output RPM @ Input RPM 88 rpm @ 1750 rpm
Base to Centerline of Output Shaft 3 1/4 in
Max. Overhung Load @ 1750 rpm 1250 lb/in
Frame N/A
Torque Out @ 1750 rpm 2024 in lb
Box Length 8 45/64 in
Thermal Input Horsepower @ 1750 RPM N/A
Bolt Center 7 in x 4 in
Box Width 6 49/64 in
Output RPM @ 1750 rpm Input 87.5 rpm
Weight 55.1 LB
EAN or UPC 781711648339
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