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Boston GearRF724-5-B9-J

RF724-5-B9-J

700 Series C-Face Coupled Reducer
Item #101872094
  • 2 3/8" Center Distance
  • 5:1 Ratio
  • 180TC or 210C Frame
  • C-Face Coupled Input
  • Right Output
  • Universal Worm Position
  • No Lubricant
  • Cast Iron
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Boston GearRF724-5-B9-J
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    Shipment Options
  • 2 3/8" Center Distance
  • 5:1 Ratio
  • 180TC or 210C Frame
  • C-Face Coupled Input
  • Right 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

  • Use of external guides or supports is strongly recommended for overhead mounting.
Max. Thrust Load @ RPM 900 lb/in @ 1150 rpm, 900 lb/in @ 1750 rpm
Max. Input HP @ 100 rpm 0.43 hp
Base to Centerline of Output Shaft 2 1/2 in
Use With 724
HP @ RPM 3 hp @ 1800 rpm
Bolt Centers w/ Vertical Base Kits (in) 8.94 x 4.88
Base to Shaft Center Height w/Low Vert. Base Kit 3.38 in
Output Configuration Right Output
Base to Centerline of Input Shaft 4 7/8 in
Motor HP 3 hp
Base to Shaft Center Height w/Vert. "J" Base Kit 4.06 in
Output RPM @ 1750 rpm Input 350 rpm
Center Distance 2 3/8 in
Lubrication None
Motor Application General Purpose
Ratio 5:1
Base to Shaft Center Height w/High Vert. Base Kit 5 1/4 in
Box Height 6 15/16 in
Shaft Assembly Code J
Max. Overhung Load @ 1750 rpm 900 lb/in
Frame Size 180TC, 210C
Output Torque @ RPM 750 in lb @ 1150 rpm, 838 in lb @ 1750 rpm
Worm Position Universal
Max. Thrust Load @ 1150 rpm 900 lb/in
Bolt Center Length x Bolt Center Width 5 in x 2 7/8 in
Fan Cooled No
Input HP @ RPM 3.05 hp @ 1150 rpm, 4.94 hp @ 1750 rpm
Torque Out @ 1150 rpm 750 in lb
Frame 180TC, 210C
Keyway Size 1/4 x 1/8
Thermal Input Horsepower @ 1750 RPM N/A
Box Length 6 3/8 in
Washdown Duty No
Bolt Center 5 in x 2 7/8 in
Input (Shaft or Bore) Size 1 1/8 in
Input Configuration C-Face Coupled
Bolt Centers w/ Std. Base Kit (in) 7 1/16 x 4 7/8
Bolt Centers w/ Vertical "J" Base Kit (in) 9.19 x 2.88
Base to Shaft Center Height w/Std. Base Kit 5.19 in
Output (Shaft or Bore) Size 1 1/8 in
Reduction Type Single Reduction
Max. Overhung Load @ RPM 900 lb/in @ 1150 rpm, 900 lb/in @ 1750 rpm
Box Width 5 7/16 in
Housing Material Cast Iron
Output RPM @ Input RPM 350 rpm @ 1750 rpm
Torque Out @ 1750 rpm 838 in lb
Bore Code B9
Family Name RF
Weight 41.1 LB
EAN or UPC 781711527245
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