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Boston GearF309A20J

F309A20J

300 Series C-Face Quilled Reducer
Item #102807558
  • .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 GearF309A20J
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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

  • Drives used in a vertical mounting application may require additional pipe plugs and/or grease fittings for proper lubrication and are considered special.
  • High loads, high ambient or operating temperatures, and unusually contaminated atmospheres will require more frequent relubrication.
Worm Position Top
Output RPM @ Input RPM 88 rpm @ 1750 rpm
Base to Centerline of Input Shaft N/A
Frame Special
Box Height 3 19/32 in
Reduction Type Single Reduction
Ratio 20:1
Box Width 3 1/2 in
Housing Material Cast Iron
Frame Size SP
Output Torque @ RPM 30 in lb @ 1750 rpm
Max. Thrust Load @ 1150 rpm 25 lb/in
Box Length 4 1/32 in
Output RPM @ 1750 rpm Input 87.5 rpm
Use With 309
Torque Out @ 1750 rpm 30 in lb
Max. Overhung Load @ RPM 25 lb/in @ 1150 rpm, 25 lb/in @ 1750 rpm
Bolt Center Length x Bolt Center Width 2 3/4 in x 4 3/4 in
Input (Shaft or Bore) Size 1/2 in
Motor Application General Purpose
Output Configuration Right Output
Thermal Input Horsepower @ 1750 RPM N/A
Input Configuration C-Face Quilled
Input HP @ RPM 0.06 hp @ 1750 rpm
Max. Overhung Load @ 1750 rpm 25 lb/in
Output (Shaft or Bore) Size 1/2 in
Bore Code SP
Fan Cooled No
Bolt Center 2 3/4" x 2 3/4"
Max. Thrust Load @ RPM 25 lb/in @ 1150 rpm, 25 lb/in @ 1750 rpm
Washdown Duty No
Installed Options Low Horizontal Base
Center Distance 0.94 in
Family Name F
Torque Out @ 1150 rpm N/A
Lubrication Mobil SHC634 Synthetic
Shaft Assembly Code J
Base to Centerline of Output Shaft 1 9/16 in
Weight 7.0 LB
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