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Boston GearRF718-40-B5-G

RF718-40-B5-G

700 Series C-Face Coupled Reducer
Item #101870210
  • 1 3/4" Center Distance
  • 40:1 Ratio
  • 56C Frame
  • C-Face Coupled Input
  • Left Output
  • Universal Worm Position
  • No Lubricant
  • Cast Iron
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Boston GearRF718-40-B5-G
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    Shipment Options
  • 1 3/4" Center Distance
  • 40:1 Ratio
  • 56C Frame
  • C-Face Coupled Input
  • Left Output

features

  • 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

caution

  • Must be filled to the proper level with the recommended lubricant for your application before operation
Input (Shaft or Bore) Size 5/8 in
Bolt Centers w/ Vertical Base Kits (in) 7.38 x 4.00
Box Width 5 1/32 in
Base to Shaft Center Height w/Std. Base Kit 4.38 in
Output (Shaft or Bore) Size 7/8 in
Housing Material Cast Iron
Base to Shaft Center Height w/Low Vert. Base Kit 3 in
Bolt Center 4 3/16 in x 2 3/4 in
Input HP @ RPM 0.33 hp @ 1150 rpm, 0.57 hp @ 1750 rpm
Reduction Type Single Reduction
HP @ RPM 0.3333333 hp @ 1200 rpm, 0.3333333 hp @ 1800 rpm
Box Height 5 3/4 in
Fan Cooled No
Thermal Input Horsepower @ 1750 RPM N/A
Max. Thrust Load @ 1150 rpm 500 lb/in
Center Distance 1 3/4 in
Base to Centerline of Input Shaft 3 13/16 in
Box Length 5 1/2 in
Lubrication None
Output Configuration Left Output
Bolt Centers w/ Vertical "J" Base Kit (in) 7.63 x 2.50
Base to Shaft Center Height w/High Vert. Base Kit 4.38 in
Ratio 40:1
Max. Thrust Load @ RPM 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm
Motor HP 0.3333 hp
Base to Centerline of Output Shaft 2 1/16 in
Shaft Assembly Code G
Keyway Size 3/16 x 3/32
Max. Overhung Load @ RPM 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm
Output RPM @ 1750 rpm Input 43.75 rpm
Max. Overhung Load @ 1750 rpm 500 lb/in
Bolt Center Length x Bolt Center Width 4 3/16 in x 2 3/4 in
Frame 56C
Base to Shaft Center Height w/Vert. "J" Base Kit 3.5 in
Bolt Centers w/ Std. Base Kit (in) 5 3/4 x 4 1/2
Washdown Duty No
Output Torque @ RPM 525 in lb @ 1150 rpm, 609 in lb @ 1750 rpm
Max. Input HP @ 100 rpm 0.052 hp
Worm Position Universal
Motor Application General Purpose
Family Name RF
Torque Out @ 1750 rpm 609 in lb
Input Configuration C-Face Coupled
Torque Out @ 1150 rpm 525 in lb
Frame Size 56C
Bore Code B5
Use With 718
Weight 27.1 LB
EAN or UPC 781711526866
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