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Boston GearSRF718W-5-B5-G

SRF718W-5-B5-G

700 Series C-Face Coupled, Hollow Output Reducer
Item #102819555
  • 1 3/4" Center Distance
  • 5:1 Ratio
  • 56C Frame
  • C-Face Coupled Input
  • Hollow Output
  • Vertical Worm Position
  • No Lubricant
  • Cast Iron
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Boston GearSRF718W-5-B5-G
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    Shipment Options
  • 1 3/4" Center Distance
  • 5:1 Ratio
  • 56C Frame
  • C-Face Coupled Input
  • Hollow 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

  • Must be filled to the proper level with the recommended lubricant for your application before operation
Frame Size 56C
Fan Cooled No
Reduction Type Single Reduction
Lubrication None
Bolt Center Length x Bolt Center Width 5 7/8 in x 5 7/8 in
Use With 718
Center Distance 1 3/4 in
Box Width 4 1/8 in
Output (Shaft or Bore) Size 1 in
Max. Thrust Load @ 1150 rpm 500 lb/in
Worm Position Vertical
Bore Code B5
Max. Overhung Load @ 1750 rpm 500 lb/in
Output RPM @ Input RPM 350 rpm @ 1750 rpm
Input HP @ RPM 1.42 hp @ 1150 rpm, 2.55 hp @ 1750 rpm
Shaft Assembly Code G
Housing Material Cast Iron
Output Configuration Hollow Output
Thermal Input Horsepower @ 1750 RPM N/A
Torque Out @ 1750 rpm 432 in lb
Max. Overhung Load @ RPM 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm
Input (Shaft or Bore) Size 5/8 in
Bolt Center 5 7/8 in Diameter
Torque Out @ 1150 rpm 350 in lb
Motor Application General Purpose
HP @ RPM 2 hp @ 1800 rpm
Box Length 5 1/2 in
Installed Options Flanged Base
Base to Centerline of Output Shaft N/A
Base to Centerline of Input Shaft 3 1/2 in
Box Height 5 3/4 in
Input Configuration C-Face Coupled
Frame 56C
Output RPM @ 1750 rpm Input 350 rpm
Ratio 5:1
Max. Thrust Load @ RPM 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm
Washdown Duty No
Family Name SRF
Output Torque @ RPM 350 in lb @ 1150 rpm, 432 in lb @ 1750 rpm
Weight 33.1 LB
EAN or UPC 781711459102
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