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Boston GearRF738-50E-B9-G

RF738-50E-B9-G

700 Series C-Face Coupled Reducer
Item #101871337
  • 3 3/4" Center Distance
  • 50:1 Ratio
  • 180TC or 210C Frame
  • C-Face Coupled Input
  • Left Output
  • Universal Worm Position
  • No Lubricant
  • Cast Iron
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Boston GearRF738-50E-B9-G
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    Shipment Options
  • 3 3/4" Center Distance
  • 50:1 Ratio
  • 180TC or 210C 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

  • Ideal for use with filters and lubricators
  • Suitable for use in normal industrial environments, but should not be located in areas where they could be subjected to direct sunlight, an impact blow or temperatures outside of the rated range
  • Some chemicals can cause damage
  • Polycarbonate bowls should not be exposed to chlorinated hydro-carbons, ketones, esters and certain alcohols
  • Cannot be used in air systems where compressors are lubricated with fire-resistant fluids, such as phosphate ester and di-ester types
  • 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
Torque Out @ 1750 rpm 3280 in lb
Output Torque @ RPM 3280 in lb @ 1750 rpm, 3400 in lb @ 1150 rpm
Base to Centerline of Input Shaft 7 5/8 in
Family Name RF
Output RPM @ Input RPM 35 rpm @ 1750 rpm
Frame Size 180TC, 210C
Washdown Duty No
Worm Position Universal
Lubrication None
Ratio 50:1
Box Length 10 in
Input HP @ RPM 1.67 hp @ 1150 rpm, 2.28 hp @ 1750 rpm
Housing Material Cast Iron
Box Width 8 3/8 in
Shaft Assembly Code G
Bolt Center 8 1/2 in x 4 3/4 in
Frame 180TC, 210C
Max. Thrust Load @ 1150 rpm 1300 lb/in
Center Distance 3 3/4 in
Bolt Centers w/ Std. Base Kit (in) 10 3/8 x 7
Base to Shaft Center Height w/Std. Base Kit 7 1/2 in
Input (Shaft or Bore) Size 1 1/8 in
Reduction Type Single Reduction
Max. Thrust Load @ RPM 1300 lb/in @ 1150 rpm, 1300 lb/in @ 1750 rpm
Input Configuration C-Face Coupled
Output Configuration Left Output
Max. Overhung Load @ RPM 2000 lb/in @ 1150 rpm, 2000 lb/in @ 1750 rpm
Base to Shaft Center Height w/Low Vert. Base Kit 5 1/4 in
Torque Out @ 1150 rpm 3400 in lb
Box Height 10 7/16 in
Base to Centerline of Output Shaft 3 7/8 in
Output (Shaft or Bore) Size 1 5/8 in
Base to Shaft Center Height w/High Vert. Base Kit 7 in
Max. Overhung Load @ 1750 rpm 2000 lb/in
Max. Input HP @ 100 rpm 0.25 hp
Bore Code B9
HP @ RPM 2 hp @ 1800 rpm
Fan Cooled No
Output RPM @ 1750 rpm Input 35 rpm
Bolt Centers w/ Vertical Base Kits (in) 13.94 x 8.00
Thermal Input Horsepower @ 1750 RPM N/A
Motor Application General Purpose
Weight 101.1 LB
EAN or UPC 781711528150
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