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