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Boston GearRF730-20-B5-G

RF730-20-B5-G

730 Series C-Face Coupled Reducer
Item #101792682
  • 3" Center Distance
  • 20:1 Ratio
  • C-Face Coupled
  • Left Output
  • 56C Frame
  • No Lubricant
  • Cast Iron
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Boston GearRF730-20-B5-G
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    Shipment Options
  • 3" Center Distance
  • 20:1 Ratio
  • C-Face Coupled
  • Left 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

  • Service center personnel can advise what listings and approvals motors carry, but cannot evaluate nor recommend what motors may be suitable for use in hazardous environments
Frame Size 56C
Input HP @ RPM 2.68 hp @ 1150 rpm, 3.14 hp @ 1750 rpm
Housing Material Cast Iron
Frame 56C
Torque Out @ 1750 rpm 2024 in lb
Ratio 20:1
Max. Overhung Load @ 1750 rpm 1250 lb/in
Max. Thrust Load @ 1150 rpm 1000 lb/in
Fan Cooled No
Bolt Center 7 in x 4 in
Max. Overhung Load @ RPM 1250 lb/in @ 1150 rpm, 1250 lb/in @ 1750 rpm
Use With 730
Input (Shaft or Bore) Size 5/8 in
Washdown Duty No
Output Configuration Left Output
Output RPM @ 1750 rpm Input 87.5 rpm
Output (Shaft or Bore) Size 1 1/4 in
Box Height 8 7/8 in
Input Configuration C-Face Coupled
Worm Position Universal
Box Length 8 1/8 in
Torque Out @ 1150 rpm 2470 in lb
Box Width 6 49/64 in
Lubrication None
Motor Application General Purpose
Base to Centerline of Input Shaft 6 1/4 in
Family Name RF
Thermal Input Horsepower @ 1750 RPM N/A
Reduction Type Single Reduction
HP @ RPM 3 hp @ 1800 rpm
Center Distance 3 in
Base to Centerline of Output Shaft 3 1/4 in
Max. Thrust Load @ RPM 1000 lb/in @ 1150 rpm, 1000 lb/in @ 1750 rpm
Output RPM @ Input RPM 88 rpm @ 1750 rpm
Output Torque @ RPM 2024 in lb @ 1750 rpm, 2470 in lb @ 1150 rpm
Weight 66.1 LB
EAN or UPC 781711607879
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