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Boston Gear715-20-J

715-20-J

700 Series Standard Reducer
Item #101806685
  • 1.540" Center Distance
  • 20:1 Ratio
  • Shaft Input
  • Right Output
  • Universal Worm Position
  • No Lubricant
  • Cast Iron
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Boston Gear715-20-J
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    Shipment Options
  • 1.540" Center Distance
  • 20:1 Ratio
  • Shaft Input
  • Right Output
  • Universal Worm Position

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

  • Periodic inspection is required to determine if the unit is in proper working order by inspecting and replacing the urethane seal, inspecting to see if material buildup has occurred and ensuring proper adjustment and tightness of all adjustable bolts.
  • The Guardian™ is designed to help minimize the potential for danger but cannot guarantee protection in all situations or applications.
Frame Size Shaft Input, Not a C-Face
Base to Shaft Center Height w/Std. Base Kit 4.06 in
Box Length 5 1/8 in
Base to Shaft Center Height w/High Vert. Base Kit 4.38 in
Frame N/A
Worm Position Universal
Output RPM @ Input RPM 88 rpm @ 1750 rpm
Input (Shaft or Bore) Size 5/8 in
Base to Centerline of Input Shaft 3 29/64 in
Box Width 3 11/16 in
Max. Overhung Load @ 1750 rpm 300 lb/in
Output Configuration Right Output
Torque Out @ 1750 rpm 435 in lb
Lubrication None
Bolt Center 5 1/4 in x 4 5/16 in
Max. Thrust Load @ RPM 400 lb/in @ 1150 rpm, 400 lb/in @ 1750 rpm
Washdown Duty No
Base to Shaft Center Height w/Low Vert. Base Kit 3 in
Output RPM @ 1750 rpm Input 87.5 rpm
Motor Application General Purpose
Base to Centerline of Output Shaft 1 29/32 in
Housing Material Cast Iron
Ratio 20:1
Max. Input HP @ 100 rpm 0.056 hp
Bolt Centers w/ Std. Base Kit (in) 5 1/4 x 4 5/16
Thermal Input Horsepower @ 1750 RPM N/A
Input Configuration Shaft Input
Reduction Type Single Reduction
Base to Shaft Center Height w/Vert. "J" Base Kit 3.5 in
Fan Cooled No
Max. Thrust Load @ 1150 rpm 400 lb/in
HP @ RPM 0.3333333 hp @ 1200 rpm, 0.5 hp @ 1800 rpm
Use With 715
Max. Overhung Load @ RPM 300 lb/in @ 1150 rpm, 300 lb/in @ 1750 rpm
Shaft Assembly Code J
Family Name Std Unit
Output (Shaft or Bore) Size 3/4 in
Input HP @ RPM 0.43 hp @ 1150 rpm, 0.72 hp @ 1750 rpm
Bolt Center Length x Bolt Center Width 5 1/4 in x 4 5/16 in
Bolt Centers w/ Vertical Base Kits (in) 6.97 x 4.00
Box Height 5 3/8 in
Torque Out @ 1150 rpm 380 in lb
Output Torque @ RPM 380 in lb @ 1150 rpm, 435 in lb @ 1750 rpm
Center Distance 1.54 in
Bolt Centers w/ Vertical "J" Base Kit (in) 7.25 x 2.50
Weight 17.1 LB
EAN or UPC 781711516416
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