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Boston Gear309B-40K-J

309B-40K-J

300 Series Standard Reducer
Item #101806965
  • .94" Center Distance
  • 40:1 Ratio
  • Shaft Input
  • Left Output
  • Top Worm Position
  • Mobil SHC634 Synthetic Lubricant
  • Cast Iron
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Boston Gear309B-40K-J
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    Shipment Options
  • .94" Center Distance
  • 40:1 Ratio
  • Shaft Input
  • Left Output
  • Top Worm Position

features

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

caution

  • Use of external guides or supports is strongly recommended for overhead mounting.
Family Name Std Unit
Washdown Duty No
Base to Centerline of Input Shaft 2 1/2 in
Lubrication Mobil SHC634 Synthetic
Shaft Assembly Code J
Box Width 2 3/4 in
Box Height 3 15/32 in
Input (Shaft or Bore) Size 5/16 in
Output (Shaft or Bore) Size 1/2 in
Input HP @ RPM 0.02 hp @ 1750 rpm
Box Length 2 3/4 in
Max. Overhung Load @ RPM 25 lb/in @ 1150 rpm, 25 lb/in @ 1750 rpm
Use With 309
Frame N/A
Center Distance 0.94 in
Max. Thrust Load @ RPM 25 lb/in @ 1150 rpm, 25 lb/in @ 1750 rpm
Housing Material Cast Iron
Thermal Input Horsepower @ 1750 RPM N/A
Output RPM @ Input RPM 44 rpm @ 1750 rpm
Fan Cooled No
Output Configuration Left Output
Torque Out @ 1150 rpm N/A
Max. Overhung Load @ 1750 rpm 25 lb/in
Motor Application General Purpose
Input Configuration Shaft Input
Ratio 40:1
Worm Position Top
Bolt Center 2 3/4" x 2 3/4"
Output RPM @ 1750 rpm Input 43.75 rpm
Base to Centerline of Output Shaft 1 9/16 in
Installed Options Horizontal Base
Frame Size Shaft Input, Not a C-Face
Torque Out @ 1750 rpm 31 in lb
Max. Thrust Load @ 1150 rpm 25 lb/in
Bolt Center Length x Bolt Center Width 2 3/4 in x 2 3/4 in
Reduction Type Single Reduction
Output Torque @ RPM 31 in lb @ 1750 rpm
Weight 10.1 LB
EAN or UPC 781711455531
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