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Boston GearRF724B20B5G

RF724B20B5G

700 Series C-Face Coupled Reducer
Item #102818354
  • 2 3/8" Center Distance
  • 20:1 Ratio
  • 56C Frame
  • C-Face Coupled Input
  • Left Output
  • Top Worm Position
  • No Lubricant
  • Cast Iron
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Boston GearRF724B20B5G
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    Shipment Options
  • 2 3/8" Center Distance
  • 20:1 Ratio
  • 56C 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
Frame 56C
Center Distance 2 3/8 in
Max. Thrust Load @ RPM 900 lb/in @ 1150 rpm, 900 lb/in @ 1750 rpm
Worm Position Top
Output (Shaft or Bore) Size 1 1/8 in
Max. Overhung Load @ RPM 900 lb/in @ 1150 rpm, 900 lb/in @ 1750 rpm
Lubrication None
Ratio 20:1
Output RPM @ Input RPM 88 rpm @ 1750 rpm
Torque Out @ 1150 rpm 1160 in lb
Box Width 5 7/16 in
Base to Centerline of Input Shaft 5 5/8 in
Reduction Type Single Reduction
HP @ RPM 1.5 hp @ 1800 rpm
Output RPM @ 1750 rpm Input 87.5 rpm
Max. Thrust Load @ 1150 rpm 900 lb/in
Torque Out @ 1750 rpm 1233 in lb
Max. Overhung Load @ 1750 rpm 900 lb/in
Frame Size 56C
Base to Centerline of Output Shaft 3 1/4 in
Installed Options High Horizontal Base
Input (Shaft or Bore) Size 5/8 in
Box Height 6 15/16 in
Family Name RF
Motor Application General Purpose
Shaft Assembly Code G
Bolt Center 6 3/16 in x 7 1/16 in
Housing Material Cast Iron
Output Configuration Left Output
Thermal Input Horsepower @ 1750 RPM N/A
Input HP @ RPM 1.27 hp @ 1150 rpm, 1.95 hp @ 1750 rpm
Washdown Duty No
Output Torque @ RPM 1160 in lb @ 1150 rpm, 1233 in lb @ 1750 rpm
Fan Cooled No
Input Configuration C-Face Coupled
Box Length 6 3/8 in
Bore Code B5
Use With 724
Weight 39.0 LB
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