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Boston GearBKF738B20B9G

BKF738B20B9G

700 Series C-Face Quilled Bost-Kleen Reducer
Item #102829332
  • 3 3/4" Center Distance
  • 20:1 Ratio
  • 180TC or 210C Frame
  • C-Face Quilled Input
  • Left Output
  • Top Worm Position
  • No Lubricant
  • Cast Iron, White Epoxy Coating
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Boston GearBKF738B20B9G
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    Shipment Options
  • 3 3/4" Center Distance
  • 20:1 Ratio
  • 180TC or 210C Frame
  • C-Face Quilled Input
  • Left 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

  • Only the end user or a qualified underwriter is to identify and select the proper class, group, division and temperature code motor to meet the requirements of each installation
  • Service center personnel can advise what listings and approvals motors carry, but cannot evaluate nor recommend what motors may be suitable for use in hazardous environments
Washdown Duty Yes
Worm Position Top
Output (Shaft or Bore) Size 1 5/8 in
Base to Centerline of Input Shaft 8.5625 in
Output RPM @ Input RPM 88 rpm @ 1750 rpm
Max. Overhung Load @ RPM 2000 lb/in @ 1150 rpm, 2000 lb/in @ 1750 rpm
Max. Overhung Load @ 1750 rpm 2000 lb/in
HP @ RPM 5 hp @ 1800 rpm
Input Configuration C-Face Quilled
Center Distance 3 3/4 in
Ratio 20:1
Reduction Type Single Reduction
Base to Centerline of Output Shaft 4.8125 in
Output Configuration Left Output
Thermal Input Horsepower @ 1750 RPM N/A
Input (Shaft or Bore) Size 1 1/8 in
Fan Cooled No
Box Height 11 3/8 in
Bolt Center 10 3/8" x 7"
Max. Thrust Load @ RPM 1300 lb/in @ 1150 rpm, 1300 lb/in @ 1750 rpm
Box Length 10 in
Frame Size 180TC, 210C
Lubrication None
Bore Code B9
Installed Options High Horizontal Base
Box Width 8 3/8 in
Frame 180TC, 210C
Output RPM @ 1750 rpm Input 87.5 rpm
Housing Material Cast Iron¦White Epoxy Coating
Torque Out @ 1150 rpm 3900 in lb
Base Yes
Shaft Assembly Code G
Max. Thrust Load @ 1150 rpm 1300 lb/in
Family Name F
Torque Out @ 1750 rpm 3285 in lb
Motor Application Washdown Duty
Output Torque @ RPM 3285 in lb @ 1750 rpm, 3900 in lb @ 1150 rpm
Input HP @ RPM 4.1 hp @ 1150 rpm, 5 hp @ 1750 rpm
Weight 131.0 LB
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