Skip to content Skip to navigation menu
Boston GearHF718-20-B5-H-P16

HF718-20-B5-H-P16

700 Series Bostmount C-Face Quilled Reducer
Item #101817836
  • 1 3/4" Center Distance
  • 20:1 Ratio
  • 56C Frame
  • C-Face Quilled Input
  • Hollow Output
  • Universal Worm Position
  • No Lubricant
  • Cast Iron
+ Show More + Show Less
Boston GearHF718-20-B5-H-P16
Price Unavailable
Price Unavailable
Pricing is unavailable at this time. Please contact Customer Service for assistance.
Online Ordering Restricted
Please contact Customer Service for assistance.
Contact Customer Service
    Shipment Options
  • 1 3/4" 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

  • Polycarbonate bowls should not be exposed to chlorinated hydro-carbons, ketones, esters and certain alcohols
  • Cannot be used in air systems where compressors are lubricated with fire-resistant fluids, such as phosphate ester and di-ester types
Output RPM @ Input RPM 88 rpm @ 1750 rpm
Input (Shaft or Bore) Size 5/8 in
Motor Application General Purpose
Motor HP 3/4 hp
Box Length 5 1/2 in
Torque Out @ 1150 rpm 525 in lb
Output Configuration Hollow Output
Base to Shaft Center Height w/Std. Base Kit 4.38 in
Shaft Assembly Code H
Base to Centerline of Input Shaft 3 13/16 in
Ratio 20:1
Base to Centerline of Output Shaft 2 1/16 in
Bolt Centers w/ Vertical Base Kits (in) 7.38 x 4.00
Base to Shaft Center Height w/Vert. "J" Base Kit 3.5 in
Fan Cooled No
Family Name HF
Washdown Duty No
Center Distance 1 3/4 in
Use With 718
Output Torque @ RPM 525 in lb @ 1150 rpm, 590 in lb @ 1750 rpm
Lubrication None
Torque Out @ 1750 rpm 590 in lb
Housing Material Cast Iron
Max. Overhung Load @ RPM 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm
Bolt Centers w/ Vertical "J" Base Kit (in) 7.63 x 2.50
Input Configuration C-Face Quilled
Bolt Centers w/ Std. Base Kit (in) 5 3/4 x 4 1/2
Worm Position Universal
Max. Input HP @ 100 rpm 0.08 hp
Box Height 5 3/4 in
Max. Thrust Load @ 1150 rpm 500 lb/in
Max. Thrust Load @ RPM 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm
Bolt Center Length x Bolt Center Width 4 3/16 in x 2 3/4 in
Frame Size 56C
Base to Shaft Center Height w/Low Vert. Base Kit 3 in
Output RPM @ 1750 rpm Input 87.5 rpm
Max. Overhung Load @ 1750 rpm 500 lb/in
Thermal Input Horsepower @ 1750 RPM N/A
Box Width 4 37/64 in
Frame 56C
Base to Shaft Center Height w/High Vert. Base Kit 4.38 in
Reduction Type Single Reduction
Keyway Size 3/16 x 3/32
Bore Code B5
Bolt Center 4 3/16 in x 2 3/4 in
Output (Shaft or Bore) Size 1 in
HP @ RPM 0.75 hp @ 1800 rpm
Input HP @ RPM 0.58 hp @ 1150 rpm, 0.97 hp @ 1750 rpm
Weight 20.1 LB
EAN or UPC 781711630181
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison