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Boston GearHF715-20-B5-H-P12

HF715-20-B5-H-P12

700 Series Bostmount C-Face Quilled Reducer
Item #101795946
  • 1.540" 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 GearHF715-20-B5-H-P12
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    Shipment Options
  • 1.540" Center Distance
  • 20:1 Ratio
  • 56C Frame
  • C-Face Quilled Input
  • Hollow Output

features

  • Housing is straddle milled top and bottom for precise alignment
  • Large oil reservoir provides efficient heat dissipation and lubrication for longer life
  • Rugged housing fabricated of fine-grained cast iron for maximum strength and greater precision during worm and gear alignment
  • Internal baffles ensure positive, leak-free venting
  • Super finished oil seal diameters on both input and output shafts extend seal life
  • High strength steel output shaft ensures capacity for high torque
  • Bronze worm gear is straddle mounted between heavy-duty tapered roller bearings to increase thrust and load capacities on size 713 to 760
  • Pipe plugs allow easy fill, level and drain in any mounting position

caution

  • Must be filled to the proper level with the recommended lubricant for your application before operation
Bolt Centers w/ Vertical Base Kits (in) 6.97 x 4.00
Motor HP 1/2 hp
Torque Out @ 1150 rpm 380 in lb
Bolt Center 4 3/16 in x 2 3/4 in
Base to Shaft Center Height w/Vert. "J" Base Kit 3.5 in
Lubrication None
HP @ RPM 0.3333333 hp @ 1200 rpm, 0.5 hp @ 1800 rpm
Input HP @ RPM 0.43 hp @ 1150 rpm, 0.72 hp @ 1750 rpm
Max. Overhung Load @ 1750 rpm 300 lb/in
Max. Thrust Load @ RPM 400 lb/in @ 1150 rpm, 400 lb/in @ 1750 rpm
Base to Shaft Center Height w/Std. Base Kit 4.06 in
Keyway Size 3/16 x 3/32
Ratio 20:1
Input Configuration C-Face Quilled
Output RPM @ 1750 rpm Input 87.5 rpm
Output RPM @ Input RPM 88 rpm @ 1750 rpm
Max. Input HP @ 100 rpm 0.056 hp
Box Width 4 3/8 in
Bolt Center Length x Bolt Center Width 4 3/16 in x 2 3/4 in
Bolt Centers w/ Std. Base Kit (in) 5 1/4 x 4 5/16
Output Configuration Hollow Output
Base to Centerline of Output Shaft 1 29/32 in
Reduction Type Single Reduction
Frame 56C
Base to Shaft Center Height w/Low Vert. Base Kit 3 in
Family Name HF
Output Torque @ RPM 380 in lb @ 1150 rpm, 435 in lb @ 1750 rpm
Torque Out @ 1750 rpm 435 in lb
Box Length 5 1/8 in
Base to Shaft Center Height w/High Vert. Base Kit 4.38 in
Bolt Centers w/ Vertical "J" Base Kit (in) 7.25 x 2.50
Use With 715
Thermal Input Horsepower @ 1750 RPM N/A
Input (Shaft or Bore) Size 5/8 in
Max. Thrust Load @ 1150 rpm 400 lb/in
Box Height 5 3/8 in
Base to Centerline of Input Shaft 3 7/16 in
Center Distance 1.54 in
Worm Position Universal
Frame Size 56C
Housing Material Cast Iron
Max. Overhung Load @ RPM 300 lb/in @ 1150 rpm, 300 lb/in @ 1750 rpm
Washdown Duty No
Fan Cooled No
Motor Application General Purpose
Bore Code B5
Output (Shaft or Bore) Size 3/4 in
Shaft Assembly Code H
Weight 18.1 LB
EAN or UPC 781711630099
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