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Boston GearF309B-20K-J

F309B-20K-J

300 Series C-Face Quilled Reducer
Item #101834483
  • .94" Center Distance
  • 20:1 Ratio
  • Special Frame
  • C-Face Quilled Input
  • Right Output
  • Top Worm Position
  • Mobil SHC634 Synthetic Lubricant
  • Cast Iron
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Boston GearF309B-20K-J
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    Shipment Options
  • .94" Center Distance
  • 20:1 Ratio
  • Special Frame
  • C-Face Quilled Input
  • Right Output

features

  • Prelubricated for ambient temperature range of 50 °F to 125 °F

caution

  • Must be filled to the proper level with the recommended lubricant for your application before operation
Fan Cooled No
Installed Options High Horizontal Base
Motor Application General Purpose
Frame Size SP
Shaft Assembly Code J
Worm Position Top
Bore Code SP
Max. Thrust Load @ 1150 rpm 25 lb/in
Box Length 4 1/32 in
Torque Out @ 1150 rpm N/A
Output (Shaft or Bore) Size 1/2 in
Input HP @ RPM 0.06 hp @ 1750 rpm
Reduction Type Single Reduction
Lubrication Mobil SHC634 Synthetic
Housing Material Cast Iron
Thermal Input Horsepower @ 1750 RPM N/A
Output RPM @ 1750 rpm Input 87.5 rpm
Max. Overhung Load @ RPM 25 lb/in @ 1150 rpm, 25 lb/in @ 1750 rpm
Box Height 3 19/32 in
Output Torque @ RPM 30 in lb @ 1750 rpm
Center Distance 0.94 in
Use With 309
Torque Out @ 1750 rpm 30 in lb
Max. Overhung Load @ 1750 rpm 25 lb/in
Output Configuration Right Output
Ratio 20:1
Frame Special
Input Configuration C-Face Quilled
Family Name F
Max. Thrust Load @ RPM 25 lb/in @ 1150 rpm, 25 lb/in @ 1750 rpm
Box Width 3 1/2 in
Base to Centerline of Input Shaft N/A
Base to Centerline of Output Shaft 1 9/16 in
Washdown Duty No
Input (Shaft or Bore) Size 1/2 in
Bolt Center Length x Bolt Center Width 2 3/4 in x 4 3/4 in
Output RPM @ Input RPM 88 rpm @ 1750 rpm
Bolt Center 2 3/4" x 2 3/4"
Weight 10.1 LB
EAN or UPC 781711455692
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