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Boston GearRF730-20-B5-H

RF730-20-B5-H

730 Series C-Face Coupled Reducer
Item #101781194
  • 3" Center Distance
  • 20:1 Ratio
  • C-Face Coupled
  • Left & Right Output
  • 56C Frame
  • No Lubricant
  • Cast Iron
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Boston GearRF730-20-B5-H
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    Shipment Options
  • 3" Center Distance
  • 20:1 Ratio
  • C-Face Coupled
  • Left & Right Output
  • 56C Frame

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

  • If the bearing is to be shrink fitted, care is required to prevent damage to the bearing. Cool the bearing gradually. Do not cool the bearing below -20 °F (-28 °C). Dry ice or other super cool materials should not be used. Pounding the bearing in a chille
Torque Out @ 1750 rpm 2024 in lb
Thermal Input Horsepower @ 1750 RPM N/A
Max. Thrust Load @ RPM 1000 lb/in @ 1150 rpm, 1000 lb/in @ 1750 rpm
Box Height 8 7/8 in
Family Name RF
Lubrication None
Box Width 6 49/64 in
Input (Shaft or Bore) Size 5/8 in
Output RPM @ 1750 rpm Input 87.5 rpm
Fan Cooled No
Base to Centerline of Output Shaft 3 1/4 in
Worm Position Universal
Box Length 8 1/8 in
Bolt Center 7 in x 4 in
Washdown Duty No
Max. Overhung Load @ RPM 1250 lb/in @ 1150 rpm, 1250 lb/in @ 1750 rpm
Frame 56C
Reduction Type Single Reduction
Housing Material Cast Iron
Input Configuration C-Face Coupled
Center Distance 3 in
Output (Shaft or Bore) Size 1 1/4 in
Output Configuration Left & Right Output
Motor Application General Purpose
Output RPM @ Input RPM 88 rpm @ 1750 rpm
Use With 730
Frame Size 56C
Base to Centerline of Input Shaft 6 1/4 in
Torque Out @ 1150 rpm 2470 in lb
Max. Overhung Load @ 1750 rpm 1250 lb/in
Output Torque @ RPM 2024 in lb @ 1750 rpm, 2470 in lb @ 1150 rpm
Input HP @ RPM 2.68 hp @ 1150 rpm, 3.14 hp @ 1750 rpm
Max. Thrust Load @ 1150 rpm 1000 lb/in
HP @ RPM 3 hp @ 1800 rpm
Ratio 20:1
Weight 66.1 LB
EAN or UPC 781711607886
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