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Boston GearBKF721B15B5J

BKF721B15B5J

700 Series C-Face Quilled Bost-Kleen Reducer
Item #102817721
  • 2 1/16" Center Distance
  • 15:1 Ratio
  • 56C Frame
  • C-Face Quilled Input
  • Right Output
  • Top Worm Position
  • No Lubricant
  • Cast Iron, White Epoxy Coating
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Boston GearBKF721B15B5J
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    Shipment Options
  • 2 1/16" Center Distance
  • 15:1 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

  • Use of external guides or supports is strongly recommended for overhead mounting.
Input Configuration C-Face Quilled
Input (Shaft or Bore) Size 5/8 in
Base to Centerline of Input Shaft 5 1/16 in
Bore Code B5
Frame 56C
Torque Out @ 1150 rpm 752 in lb
Input HP @ RPM 1.06 hp @ 1150 rpm, 1.72 hp @ 1750 rpm
Output Torque @ RPM 752 in lb @ 1150 rpm, 840 in lb @ 1750 rpm
Box Width 5 3/16 in
Housing Material Cast Iron¦White Epoxy Coating
Max. Thrust Load @ RPM 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm
Bolt Center 6 3/8 in x 4 11/16 in
Washdown Duty Yes
Box Height 7 3/32 in
HP @ RPM 1 hp @ 1800 rpm
Box Length 6 in
Family Name F
Output RPM @ Input RPM 117 rpm @ 1750 rpm
Shaft Assembly Code J
Output Configuration Right Output
Frame Size 56C
Use With 721
Ratio 15:1
Motor Application Washdown Duty
Installed Options High Horizontal Base
Center Distance 2 1/16 in
Reduction Type Single Reduction
Max. Thrust Load @ 1150 rpm 700 lb/in
Thermal Input Horsepower @ 1750 RPM N/A
Base to Centerline of Output Shaft 3 in
Torque Out @ 1750 rpm 840 in lb
Max. Overhung Load @ 1750 rpm 700 lb/in
Max. Overhung Load @ RPM 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm
Output (Shaft or Bore) Size 1 in
Bolt Center Length x Bolt Center Width 6 3/8 in x 4 11/16 in
Output RPM @ 1750 rpm Input 117 rpm
Worm Position Top
Base Yes
Lubrication None
Fan Cooled No
Weight 27.0 LB
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