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Boston GearRF732-20E-B7-G

RF732-20E-B7-G

700 Series C-Face Coupled Reducer
Item #101873230
  • 3 1/4" Center Distance
  • 20:1 Ratio
  • 140TC or 180C Frame
  • C-Face Coupled Input
  • Left Output
  • Universal Worm Position
  • No Lubricant
  • Cast Iron
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Boston GearRF732-20E-B7-G
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    Shipment Options
  • 3 1/4" Center Distance
  • 20:1 Ratio
  • 140TC or 180C Frame
  • C-Face Coupled Input
  • Left 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
Lubrication None
Use With 732
Reduction Type Single Reduction
Output Configuration Left Output
Base to Shaft Center Height w/Low Vert. Base Kit 4.69 in
Box Length 9 in
Torque Out @ 1150 rpm 2600 in lb
Motor Application General Purpose
Bolt Centers w/ Std. Base Kit (in) 9 1/2 x 6 1/8
Housing Material Cast Iron
Frame Size 140TC, 180C
Bolt Centers w/ Vertical Base Kits (in) 11.88 x 6.13
Shaft Assembly Code G
Output Torque @ RPM 2413 in lb @ 1750 rpm, 2600 in lb @ 1150 rpm
Base to Shaft Center Height w/Std. Base Kit 6 3/4 in
Bolt Center 7 1/2 in x 4 in
Max. Thrust Load @ RPM 1100 lb/in @ 1150 rpm, 1100 lb/in @ 1750 rpm
Base to Centerline of Output Shaft 3 1/2 in
Base to Shaft Center Height w/High Vert. Base Kit 6 1/4 in
Frame 140TC, 180C
Input Configuration C-Face Coupled
Max. Input HP @ 100 rpm 0.41 hp
Max. Overhung Load @ 1750 rpm 1300 lb/in
Input HP @ RPM 2.77 hp @ 1150 rpm, 3.71 hp @ 1750 rpm
Motor HP 2 hp
Family Name RF
Keyway Size 3/16 x 3/32
Output (Shaft or Bore) Size 1 3/8 in
Output RPM @ 1750 rpm Input 87.5 rpm
Box Height 9 3/8 in
Max. Overhung Load @ RPM 1300 lb/in @ 1150 rpm, 1300 lb/in @ 1750 rpm
Output RPM @ Input RPM 88 rpm @ 1750 rpm
Box Width 7 9/16 in
Base to Centerline of Input Shaft 6 3/4 in
Torque Out @ 1750 rpm 2413 in lb
Max. Thrust Load @ 1150 rpm 1100 lb/in
Fan Cooled No
Worm Position Universal
Input (Shaft or Bore) Size 7/8 in
Center Distance 3 1/4 in
Washdown Duty No
Bore Code B7
Ratio 20:1
Thermal Input Horsepower @ 1750 RPM N/A
HP @ RPM 3 hp @ 1800 rpm
Weight 77.1 LB
EAN or UPC 781711529041
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