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Boston Gear730-20-G

730-20-G

730 Series Standard Reducer
Item #101828294
  • 3" Center Distance
  • 20:1 Ratio
  • Shaft Input
  • Left Output
  • No Lubricant
  • Cast Iron
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Boston Gear730-20-G
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    Shipment Options
  • 3" Center Distance
  • 20:1 Ratio
  • Shaft Input
  • Left 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

  • Sudden, slam-type stalling should be avoided. Applications of this kind, which are beyond the expected normal performance of pneumatic power motors, will damage the power train due to the dynamic shock loads imposed.
Max. Thrust Load @ 1150 rpm 1000 lb/in
Thermal Input Horsepower @ 1750 RPM N/A
Box Height 8 7/8 in
Bolt Center 7 in x 4 in
Base to Centerline of Output Shaft 3 1/4 in
Output Configuration Left Output
Frame N/A
Frame Size Shaft Input, Not a C-Face
Housing Material Cast Iron
Torque Out @ 1150 rpm 2470 in lb
Torque Out @ 1750 rpm 2024 in lb
Worm Position Universal
Box Width 6 49/64 in
Motor Application General Purpose
Use With 730
HP @ RPM 3 hp @ 1800 rpm
Washdown Duty No
Output Torque @ RPM 2024 in lb @ 1750 rpm, 2470 in lb @ 1150 rpm
Max. Overhung Load @ 1750 rpm 1250 lb/in
Max. Thrust Load @ RPM 1000 lb/in @ 1150 rpm, 1000 lb/in @ 1750 rpm
Input Configuration Shaft Input
Max. Overhung Load @ RPM 1250 lb/in @ 1150 rpm, 1250 lb/in @ 1750 rpm
Family Name Std Unit
Center Distance 3 in
Output RPM @ Input RPM 88 rpm @ 1750 rpm
Input HP @ RPM 2.68 hp @ 1150 rpm, 3.14 hp @ 1750 rpm
Box Length 8 45/64 in
Fan Cooled No
Ratio 20:1
Input (Shaft or Bore) Size 7/8 in
Lubrication None
Output RPM @ 1750 rpm Input 87.5 rpm
Reduction Type Single Reduction
Output (Shaft or Bore) Size 1 1/4 in
Base to Centerline of Input Shaft 6 1/4 in
Weight 55.1 LB
EAN or UPC 781711648322
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