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Boston GearF309B-20K-G

F309B-20K-G

300 Series C-Face Quilled Reducer
Item #101809002
  • .94" Center Distance
  • 20:1 Ratio
  • Special Frame
  • C-Face Quilled Input
  • Left Output
  • Top Worm Position
  • Mobil SHC634 Synthetic Lubricant
  • Cast Iron
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Boston GearF309B-20K-G
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    Shipment Options
  • .94" Center Distance
  • 20:1 Ratio
  • Special Frame
  • C-Face Quilled Input
  • Left 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
Reduction Type Single Reduction
Output Configuration Left Output
Ratio 20:1
Input (Shaft or Bore) Size 1/2 in
Max. Thrust Load @ 1150 rpm 25 lb/in
Frame Size SP
Max. Thrust Load @ RPM 25 lb/in @ 1150 rpm, 25 lb/in @ 1750 rpm
Torque Out @ 1750 rpm 30 in lb
Bolt Center Length x Bolt Center Width 2 3/4 in x 4 3/4 in
Box Width 3 1/2 in
Max. Overhung Load @ 1750 rpm 25 lb/in
Torque Out @ 1150 rpm N/A
Output RPM @ Input RPM 88 rpm @ 1750 rpm
Bolt Center 2 3/4" x 2 3/4"
Washdown Duty No
Frame Special
Base to Centerline of Input Shaft N/A
Worm Position Top
Use With 309
Output (Shaft or Bore) Size 1/2 in
Installed Options High Horizontal Base
Box Length 4 1/32 in
Box Height 3 19/32 in
Output RPM @ 1750 rpm Input 87.5 rpm
Motor Application General Purpose
Input Configuration C-Face Quilled
Base to Centerline of Output Shaft 1 9/16 in
Family Name F
Shaft Assembly Code G
Center Distance 0.94 in
Input HP @ RPM 0.06 hp @ 1750 rpm
Max. Overhung Load @ RPM 25 lb/in @ 1150 rpm, 25 lb/in @ 1750 rpm
Housing Material Cast Iron
Fan Cooled No
Lubrication Mobil SHC634 Synthetic
Bore Code SP
Thermal Input Horsepower @ 1750 RPM N/A
Output Torque @ RPM 30 in lb @ 1750 rpm
Weight 10.1 LB
EAN or UPC 781711455579
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