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Boston GearRF730-20-B5-J

RF730-20-B5-J

730 Series C-Face Coupled Reducer
Item #101791892
  • 3" Center Distance
  • 20:1 Ratio
  • C-Face Coupled
  • Right Output
  • 56C Frame
  • No Lubricant
  • Cast Iron
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Boston GearRF730-20-B5-J
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    Shipment Options
  • 3" Center Distance
  • 20:1 Ratio
  • C-Face Coupled
  • 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

  • Motors misapplied in hazardous environments can cause a fire or explosion, resulting in destruction of property, serious injury or death
  • Only the end user or a qualified underwriter is to identify and select the proper class, group, division and temperature code motor to meet the requirements of each installation
  • 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
Housing Material Cast Iron
Family Name RF
Ratio 20:1
Box Width 6 49/64 in
Output Configuration Right Output
Center Distance 3 in
Reduction Type Single Reduction
Input HP @ RPM 2.68 hp @ 1150 rpm, 3.14 hp @ 1750 rpm
Bolt Center 7 in x 4 in
Output (Shaft or Bore) Size 1 1/4 in
Thermal Input Horsepower @ 1750 RPM N/A
Fan Cooled No
Base to Centerline of Output Shaft 3 1/4 in
Washdown Duty No
Max. Overhung Load @ 1750 rpm 1250 lb/in
Max. Thrust Load @ 1150 rpm 1000 lb/in
Motor Application General Purpose
Torque Out @ 1150 rpm 2470 in lb
Worm Position Universal
Base to Centerline of Input Shaft 6 1/4 in
HP @ RPM 3 hp @ 1800 rpm
Frame Size 56C
Torque Out @ 1750 rpm 2024 in lb
Box Height 8 7/8 in
Output RPM @ 1750 rpm Input 87.5 rpm
Input Configuration C-Face Coupled
Box Length 8 1/8 in
Input (Shaft or Bore) Size 5/8 in
Output RPM @ Input RPM 88 rpm @ 1750 rpm
Output Torque @ RPM 2024 in lb @ 1750 rpm, 2470 in lb @ 1150 rpm
Frame 56C
Lubrication None
Max. Overhung Load @ RPM 1250 lb/in @ 1150 rpm, 1250 lb/in @ 1750 rpm
Max. Thrust Load @ RPM 1000 lb/in @ 1150 rpm, 1000 lb/in @ 1750 rpm
Use With 730
Weight 66.1 LB
EAN or UPC 781711607893
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