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Boston GearHF724-30-B5-H-P20

HF724-30-B5-H-P20

700 Series Bostmount C-Face Quilled Reducer
Item #101795949
  • 2 3/8" Center Distance
  • 20:1 Ratio
  • 56C Frame
  • C-Face Quilled Input
  • Hollow Output
  • Universal Worm Position
  • No Lubricant
  • Cast Iron
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Boston GearHF724-30-B5-H-P20
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    Shipment Options
  • 2 3/8" Center Distance
  • 20:1 Ratio
  • 56C Frame
  • C-Face Quilled Input
  • Hollow 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

  • High loads, high ambient or operating temperatures, and unusually contaminated atmospheres will require more frequent relubrication.
Base to Centerline of Output Shaft 2 1/2 in
Max. Overhung Load @ 1750 rpm 900 lb/in
Base to Shaft Center Height w/Low Vert. Base Kit 3.38 in
Base to Centerline of Input Shaft 4 7/8 in
Washdown Duty No
Motor Application General Purpose
Bolt Centers w/ Vertical Base Kits (in) 8.94 x 4.88
Output Torque @ RPM 1160 in lb @ 1150 rpm, 1233 in lb @ 1750 rpm
Bolt Center Length x Bolt Center Width 5 in x 2 7/8 in
Torque Out @ 1750 rpm 1233 in lb
Keyway Size 3/16 x 3/32
Bore Code B5
Frame Size 56C
Output RPM @ 1750 rpm Input 87.5 rpm
Torque Out @ 1150 rpm 1160 in lb
Ratio 20:1
Output (Shaft or Bore) Size 1 1/4 in
Box Length 6 3/8 in
Input (Shaft or Bore) Size 5/8 in
Housing Material Cast Iron
Bolt Centers w/ Vertical "J" Base Kit (in) 9.19 x 2.88
Fan Cooled No
Base to Shaft Center Height w/High Vert. Base Kit 5 1/4 in
Motor HP 1 hp
Bolt Center 5 in x 2 7/8 in
Output RPM @ Input RPM 88 rpm @ 1750 rpm
Center Distance 2.375 in
Max. Thrust Load @ RPM 900 lb/in @ 1150 rpm, 900 lb/in @ 1750 rpm
Output Configuration Hollow Output
Box Height 6 15/16 in
Shaft Assembly Code H
Input Configuration C-Face Quilled
Input HP @ RPM 1.27 hp @ 1150 rpm, 1.95 hp @ 1750 rpm
Use With 724
Base to Shaft Center Height w/Vert. "J" Base Kit 4.06 in
Max. Overhung Load @ RPM 900 lb/in @ 1150 rpm, 900 lb/in @ 1750 rpm
Frame 56C
Max. Thrust Load @ 1150 rpm 900 lb/in
Base to Shaft Center Height w/Std. Base Kit 5.19 in
Worm Position Universal
Max. Input HP @ 100 rpm 0.17 hp
Box Width 4 15/16 in
Lubrication None
Thermal Input Horsepower @ 1750 RPM N/A
Reduction Type Single Reduction
Family Name HF
HP @ RPM 1.5 hp @ 1800 rpm
Bolt Centers w/ Std. Base Kit (in) 7 1/16 x 4 7/8
Weight 31.1 LB
EAN or UPC 781711630617
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