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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
HP @ RPM 1.5 hp @ 1800 rpm
Output Configuration Left & Right Output
Base to Centerline of Input Shaft 4.875 in
Shaft Assembly Code H
Bolt Centers w/ Vertical Base Kits (in) 8.94 x 4.88
Base to Shaft Center Height w/High Vert. Base Kit 5 1/4 in
Output RPM @ Input RPM 88 rpm @ 1750 rpm
Base to Shaft Center Height w/Low Vert. Base Kit 3.38 in
Center Distance 2 3/8 in
Torque Out @ 1150 rpm 1160 in lb
Bolt Center 5 in x 2 7/8 in
Max. Thrust Load @ 1150 rpm 900 lb/in
Frame Size 56C
Output (Shaft or Bore) Size 1 1/8 in
Box Width 5 7/16 in
Frame 56C
Max. Overhung Load @ 1750 rpm 900 lb/in
Base to Shaft Center Height w/Std. Base Kit 5.19 in
Base to Centerline of Output Shaft 2.5 in
Use With 724
Washdown Duty No
Keyway Size 3/16 x 3/32
Housing Material Cast Iron
Bolt Centers w/ Vertical "J" Base Kit (in) 9.19 x 2.88
Motor HP 1 hp
Input HP @ RPM 1.27 hp @ 1150 rpm, 1.95 hp @ 1750 rpm
Worm Position Universal
Input Configuration C-Face Coupled
Base to Shaft Center Height w/Vert. "J" Base Kit 4.06 in
Thermal Input Horsepower @ 1750 RPM N/A
Max. Overhung Load @ RPM 900 lb/in @ 1150 rpm, 900 lb/in @ 1750 rpm
Torque Out @ 1750 rpm 1233 in lb
Family Name RF
Input (Shaft or Bore) Size 5/8 in
Box Height 6 15/16 in
Max. Input HP @ 100 rpm 0.17 hp
Lubrication None
Fan Cooled No
Output Torque @ RPM 1160 in lb @ 1150 rpm, 1233 in lb @ 1750 rpm
Max. Thrust Load @ RPM 900 lb/in @ 1150 rpm, 900 lb/in @ 1750 rpm
Reduction Type Single Reduction
Ratio 20:1
Bore Code B5
Motor Application General Purpose
Box Length 6 3/8 in
Bolt Centers w/ Std. Base Kit (in) 7 1/16 x 4 7/8
Output RPM @ 1750 rpm Input 87.5 rpm
Weight 41.1 LB
EAN or UPC 781711527320
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