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Boston GearRF724-20-B5-H

RF724-20-B5-H

700 Series C-Face Coupled Reducer
Item #101871835
  • 2 3/8" Center Distance
  • 20:1 Ratio
  • 56C Frame
  • C-Face Coupled Input
  • Left & Right Output
  • Universal Worm Position
  • No Lubricant
  • Cast Iron
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Boston GearRF724-20-B5-H
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    Shipment Options
  • 2 3/8" Center Distance
  • 20:1 Ratio
  • 56C Frame
  • C-Face Coupled Input
  • Left & 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

  • Polycarbonate bowls, being transparent and tough, are ideal for use with filters and lubricators. They are suitable for use in normal industrial environments, but should not be located in areas where they could be subjected to direct sunlight, an impact
Bolt Center 5 in x 2 7/8 in
Bolt Centers w/ Std. Base Kit (in) 7 1/16 x 4 7/8
Base to Shaft Center Height w/Low Vert. Base Kit 3.38 in
Thermal Input Horsepower @ 1750 RPM N/A
Base to Shaft Center Height w/High Vert. Base Kit 5 1/4 in
Torque Out @ 1150 rpm 1160 in lb
Base to Centerline of Output Shaft 2.5 in
Base to Shaft Center Height w/Vert. "J" Base Kit 4.06 in
Worm Position Universal
Frame 56C
Ratio 20:1
Output (Shaft or Bore) Size 1 1/8 in
Motor HP 1 hp
Bolt Centers w/ Vertical Base Kits (in) 8.94 x 4.88
Bore Code B5
Motor Application General Purpose
Family Name RF
Max. Overhung Load @ RPM 900 lb/in @ 1150 rpm, 900 lb/in @ 1750 rpm
HP @ RPM 1.5 hp @ 1800 rpm
Input (Shaft or Bore) Size 5/8 in
Box Length 6 3/8 in
Input Configuration C-Face Coupled
Output Torque @ RPM 1160 in lb @ 1150 rpm, 1233 in lb @ 1750 rpm
Keyway Size 3/16 x 3/32
Use With 724
Fan Cooled No
Output RPM @ Input RPM 88 rpm @ 1750 rpm
Washdown Duty No
Max. Input HP @ 100 rpm 0.17 hp
Output RPM @ 1750 rpm Input 87.5 rpm
Reduction Type Single Reduction
Lubrication None
Input HP @ RPM 1.27 hp @ 1150 rpm, 1.95 hp @ 1750 rpm
Shaft Assembly Code H
Box Width 5 7/16 in
Bolt Centers w/ Vertical "J" Base Kit (in) 9.19 x 2.88
Base to Shaft Center Height w/Std. Base Kit 5.19 in
Output Configuration Left & Right Output
Max. Thrust Load @ 1150 rpm 900 lb/in
Base to Centerline of Input Shaft 4.875 in
Box Height 6 15/16 in
Housing Material Cast Iron
Max. Overhung Load @ 1750 rpm 900 lb/in
Max. Thrust Load @ RPM 900 lb/in @ 1150 rpm, 900 lb/in @ 1750 rpm
Frame Size 56C
Torque Out @ 1750 rpm 1233 in lb
Center Distance 2 3/8 in
Weight 41.1 LB
EAN or UPC 781711527320
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