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Boston GearBKF718B50B5J

BKF718B50B5J

700 Series C-Face Quilled Bost-Kleen Reducer
Item #102817512
  • 1 3/4" Center Distance
  • 50:1 Ratio
  • 56C Frame
  • C-Face Quilled Input
  • Right Output
  • Top Worm Position
  • No Lubricant
  • Cast Iron, White Epoxy Coating
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Boston GearBKF718B50B5J
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    Shipment Options
  • 1 3/4" Center Distance
  • 50:1 Ratio
  • 56C Frame
  • C-Face Quilled Input
  • Right Output

features

  • Washable
  • Corrosion-resistant
  • Durable white epoxy finish
  • Cast iron housing
  • Plated pressure relief valves
  • Double lipped oil seals
  • 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

compliances

  • 0

caution

  • Must be filled to the proper level with the recommended lubricant for your application before operation
Motor Application Washdown Duty
Ratio 50:1
Output RPM @ Input RPM 35 rpm @ 1750 rpm
Box Width 5 1/32 in
Output RPM @ 1750 rpm Input 35 rpm
Base to Centerline of Output Shaft 2 3/4 in
Base Yes
HP @ RPM 0.1666667 hp @ 1200 rpm, 0.3333333 hp @ 1800 rpm
Washdown Duty Yes
Fan Cooled No
Installed Options High Horizontal Base
Reduction Type Single Reduction
Output Torque @ RPM 470 in lb @ 1150 rpm, 573 in lb @ 1750 rpm
Output Configuration Right Output
Housing Material Cast Iron¦White Epoxy Coating
Thermal Input Horsepower @ 1750 RPM N/A
Torque Out @ 1150 rpm 470 in lb
Shaft Assembly Code J
Frame Size 56C
Bolt Center 5 3/4 in x 4 1/2 in
Frame 56C
Worm Position Top
Input Configuration C-Face Quilled
Max. Thrust Load @ 1150 rpm 500 lb/in
Max. Thrust Load @ RPM 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm
Box Height 6 7/16 in
Use With 718
Torque Out @ 1750 rpm 573 in lb
Output (Shaft or Bore) Size 7/8 in
Input (Shaft or Bore) Size 5/8 in
Base to Centerline of Input Shaft 4 1/2 in
Bolt Center Length x Bolt Center Width 5 3/4 in x 4 1/2 in
Max. Overhung Load @ 1750 rpm 500 lb/in
Max. Overhung Load @ RPM 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm
Lubrication None
Center Distance 1 3/4 in
Family Name F
Box Length 5 1/2 in
Input HP @ RPM 0.24 hp @ 1150 rpm, 0.44 hp @ 1750 rpm
Bore Code B5
Weight 21.0 LB
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