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Boston GearRF732-20E-B7-J

RF732-20E-B7-J

700 Series C-Face Coupled Reducer
Item #101901693
  • 3 1/4" Center Distance
  • 20:1 Ratio
  • 140TC or 180C Frame
  • C-Face Coupled Input
  • Right Output
  • Universal Worm Position
  • No Lubricant
  • Cast Iron
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Boston GearRF732-20E-B7-J
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    Shipment Options
  • 3 1/4" Center Distance
  • 20:1 Ratio
  • 140TC or 180C Frame
  • C-Face Coupled Input
  • Right Output

features

  • 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
  • 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
  • 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

  • Must be filled to the proper level with the recommended lubricant for your application before operation
Center Distance 3.25 in
Use With 732
Lubrication None
Housing Material Cast Iron
Reduction Type Single Reduction
Bolt Centers w/ Std. Base Kit (in) 9 1/2 x 6 1/8
Base to Shaft Center Height w/Low Vert. Base Kit 4.69 in
Input Configuration C-Face Coupled
Torque Out @ 1750 rpm 2413 in lb
Torque Out @ 1150 rpm 2600 in lb
Motor Application General Purpose
Output (Shaft or Bore) Size 1 3/8 in
Output Configuration Right Output
Max. Overhung Load @ RPM 1300 lb/in @ 1150 rpm, 1300 lb/in @ 1750 rpm
Frame 140TC, 180C
Output RPM @ Input RPM 88 rpm @ 1750 rpm
Box Length 9 in
Output RPM @ 1750 rpm Input 87.5 rpm
Max. Overhung Load @ 1750 rpm 1300 lb/in
Bolt Center 7 1/2 in x 4 in
Max. Input HP @ 100 rpm 0.41 hp
Max. Thrust Load @ 1150 rpm 1100 lb/in
HP @ RPM 3 hp @ 1800 rpm
Input HP @ RPM 2.77 hp @ 1150 rpm, 3.71 hp @ 1750 rpm
Output Torque @ RPM 2413 in lb @ 1750 rpm, 2600 in lb @ 1150 rpm
Keyway Size 3/16 x 3/32
Input (Shaft or Bore) Size 7/8 in
Thermal Input Horsepower @ 1750 RPM N/A
Worm Position Universal
Washdown Duty No
Base to Shaft Center Height w/High Vert. Base Kit 6 1/4 in
Base to Centerline of Output Shaft 3 1/2 in
Frame Size 140TC, 180C
Fan Cooled No
Base to Shaft Center Height w/Std. Base Kit 6 3/4 in
Bore Code B7
Box Width 7 9/16 in
Motor HP 2 hp
Box Height 9 3/8 in
Shaft Assembly Code J
Base to Centerline of Input Shaft 6 3/4 in
Bolt Centers w/ Vertical Base Kits (in) 11.88 x 6.13
Family Name RF
Max. Thrust Load @ RPM 1100 lb/in @ 1150 rpm, 1100 lb/in @ 1750 rpm
Ratio 20:1
Weight 77.1 LB
EAN or UPC 781711529072
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