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Boston GearSRF732-40F-B7-G

SRF732-40F-B7-G

700 Series C-Face Coupled, Hollow Output Reducer
Item #102858107
  • 3 1/4" Center Distance
  • 40:1 Ratio
  • 140TC or 180C Frame
  • w/Fan
  • C-Face Coupled Input
  • Hollow Output
  • Universal Worm Position
  • No Lubricant
  • Cast Iron
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Boston GearSRF732-40F-B7-G
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    Shipment Options
  • 3 1/4" Center Distance
  • 40:1 Ratio
  • 140TC or 180C Frame
  • w/Fan
  • C-Face Coupled Input

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
Installed Options Fan
Housing Material Cast Iron
Lubrication None
Base to Centerline of Output Shaft 3 1/2 in
Thermal Input Horsepower @ 1750 RPM N/A
Family Name SRF
Torque Out @ 1750 rpm 2944 in lb
Shaft Assembly Code G
Max. Thrust Load @ 1150 rpm 1100 lb/in
Motor Application General Purpose
Input Configuration C-Face Coupled
Bore Code B7
Output RPM @ 1750 rpm Input 43.75 rpm
Output Configuration Hollow Output
Output (Shaft or Bore) Size 1 15/16 in
Ratio 40:1
Output Torque @ RPM 2944 in lb @ 1750 rpm, 3000 in lb @ 1150 rpm
Bolt Centers w/ Vertical Base Kits (in) 11.88 x 6.13
HP @ RPM 2 hp @ 1800 rpm
Fan Cooled Yes
Base to Shaft Center Height w/Low Vert. Base Kit 4.69 in
Motor HP 2 hp
Washdown Duty No
Base to Centerline of Input Shaft 6 3/4 in
Base to Shaft Center Height w/High Vert. Base Kit 6 1/4 in
Output RPM @ Input RPM 44 rpm @ 1750 rpm
Max. Overhung Load @ RPM 1300 lb/in @ 1150 rpm, 1300 lb/in @ 1750 rpm
Max. Overhung Load @ 1750 rpm 1300 lb/in
Worm Position Universal
Center Distance 3 1/4 in
Use With 732
Keyway Size 3/16 x 3/32
Input HP @ RPM 1.75 hp @ 1150 rpm, 2.62 hp @ 1750 rpm
Torque Out @ 1150 rpm 3000 in lb
Frame 140TC, 180C
Box Width 6 1/16 in
Box Height 9 3/8 in
Base to Shaft Center Height w/Std. Base Kit 6 3/4 in
Bolt Centers w/ Std. Base Kit (in) 9 1/2 x 6 1/8
Bolt Center 7 1/2 in x 4 in
Box Length 9 in
Max. Thrust Load @ RPM 1100 lb/in @ 1150 rpm, 1100 lb/in @ 1750 rpm
Max. Input HP @ 100 rpm 0.25 hp
Input (Shaft or Bore) Size 7/8 in
Reduction Type Single Reduction
Frame Size 140TC, 180C
Weight 107.0 LB
EAN or UPC 781711534601
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