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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

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