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