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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
Output (Shaft or Bore) Size 1 5/8 in
Bolt Center 8 1/2 in x 4 3/4 in
Frame 180TC, 210C
Output RPM @ 1750 rpm Input 35 rpm
Lubrication None
Base to Centerline of Output Shaft 3 7/8 in
Max. Overhung Load @ RPM 2000 lb/in @ 1150 rpm, 2000 lb/in @ 1750 rpm
Input Configuration C-Face Coupled
Base to Shaft Center Height w/Low Vert. Base Kit 5 1/4 in
Output Configuration Left Output
Output Torque @ RPM 3280 in lb @ 1750 rpm, 3400 in lb @ 1150 rpm
Family Name RF
Thermal Input Horsepower @ 1750 RPM N/A
Torque Out @ 1750 rpm 3280 in lb
Washdown Duty No
Input (Shaft or Bore) Size 1 1/8 in
Shaft Assembly Code G
Bolt Centers w/ Std. Base Kit (in) 10 3/8 x 7
Bolt Centers w/ Vertical Base Kits (in) 13.94 x 8.00
Center Distance 3 3/4 in
Fan Cooled No
Max. Input HP @ 100 rpm 0.25 hp
Frame Size 180TC, 210C
Motor Application General Purpose
Max. Thrust Load @ RPM 1300 lb/in @ 1150 rpm, 1300 lb/in @ 1750 rpm
Output RPM @ Input RPM 35 rpm @ 1750 rpm
Worm Position Universal
Input HP @ RPM 1.67 hp @ 1150 rpm, 2.28 hp @ 1750 rpm
Max. Thrust Load @ 1150 rpm 1300 lb/in
Base to Shaft Center Height w/Std. Base Kit 7 1/2 in
Box Length 10 in
Reduction Type Single Reduction
HP @ RPM 2 hp @ 1800 rpm
Box Height 10 7/16 in
Max. Overhung Load @ 1750 rpm 2000 lb/in
Bore Code B9
Base to Shaft Center Height w/High Vert. Base Kit 7 in
Housing Material Cast Iron
Ratio 50:1
Box Width 8 3/8 in
Torque Out @ 1150 rpm 3400 in lb
Base to Centerline of Input Shaft 7 5/8 in
Weight 101.1 LB
EAN or UPC 781711528150
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