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Boston GearHF726-60-B5-H-P20

HF726-60-B5-H-P20

700 Series Bostmount C-Face Quilled Reducer
Item #101795719
  • 2 5/8" 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 GearHF726-60-B5-H-P20
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    Shipment Options
  • 2 5/8" 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

  • Sudden, slam-type stalling should be avoided. Applications of this kind, which are beyond the expected normal performance of pneumatic power motors, will damage the power train due to the dynamic shock loads imposed.
Family Name HF
Output (Shaft or Bore) Size 1 1/4 in
Input HP @ RPM 0.64 hp @ 1150 rpm, 0.89 hp @ 1750 rpm
Base to Shaft Center Height w/High Vert. Base Kit 5.59 in
Box Length 7 3/8 in
Washdown Duty No
Housing Material Cast Iron
Output RPM @ Input RPM 29 rpm @ 1750 rpm
Max. Thrust Load @ 1150 rpm 900 lb/in
Worm Position Universal
Frame Size 56C
Max. Thrust Load @ RPM 900 lb/in @ 1150 rpm, 900 lb/in @ 1750 rpm
Box Width 5 21/64 in
Bolt Center 6 3/8 in x 3 3/8 in
Lubrication None
Use With 726
Box Height 8 in
Output Torque @ RPM 1385 in lb @ 1750 rpm, 1390 in lb @ 1150 rpm
Reduction Type Single Reduction
Bore Code B5
Base to Shaft Center Height w/Vert. "J" Base Kit 4.75 in
Center Distance 2 5/8 in
Frame 56C
Input Configuration C-Face Quilled
Bolt Centers w/ Vertical Base Kits (in) 10.13 x 5.75
HP @ RPM 2 hp @ 1800 rpm
Torque Out @ 1750 rpm 1385 in lb
Motor Application General Purpose
Max. Overhung Load @ 1750 rpm 1000 lb/in
Motor HP 3/4 hp
Base to Centerline of Output Shaft 2 7/16 in
Base to Shaft Center Height w/Low Vert. Base Kit 3.63 in
Output RPM @ 1750 rpm Input 29 rpm
Output Configuration Hollow Output
Ratio 60:1
Bolt Centers w/ Std. Base Kit (in) 8 x 5 1/4
Fan Cooled No
Thermal Input Horsepower @ 1750 RPM N/A
Max. Overhung Load @ RPM 1000 lb/in @ 1150 rpm, 1000 lb/in @ 1750 rpm
Shaft Assembly Code H
Torque Out @ 1150 rpm 1390 in lb
Keyway Size 3/16 x 3/32
Max. Input HP @ 100 rpm 0.2 hp
Base to Shaft Center Height w/Std. Base Kit 5.81 in
Input (Shaft or Bore) Size 5/8 in
Base to Centerline of Input Shaft 5 9/16 in
Bolt Centers w/ Vertical "J" Base Kit (in) 10.38 x 3.13
Weight 45.1 LB
EAN or UPC 781711630839
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