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Boston GearHF7718-20-B5-H-P16

HF7718-20-B5-H-P16

700 Series 20:1 Ratio Hollow Assembly Single Reduction Worm Gear Reducer Without Base
Item #101817836
  • 1 Input Motor hp
  • 700 Series
  • 1.75 in Center Distance
  • Single Reduction
Boston GearHF7718-20-B5-H-P16
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    Shipment Options
  • 1 Input Motor hp
  • 700 Series
  • 1.75 in Center Distance
  • Single Reduction

description

  • Our standard 700 Series - the heart of Boston Gear's speed reducer product line - has been serving many industries reliably for over 40 years. Its proven modular design has set the industry standard for performance and is the most imitated product in today's worm gear speed reducer market.

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 Torque Rating Range [Max] 749 lb-in, 84 Nm
Bore Code B5
Frame 56C
Housing Material Cast Iron
Output Speed 87.5 rpm
Thermal Input Horsepower @ 1750 RPM N/A
Ratio 20:1
Output Bore Shaft Dia. 1 in
Motor Application General Purpose
Max. Thrust Load @ RPM 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm
Bolt Centers w/ Vertical Base Kits (in) 7.38 x 4.00
Rated Efficiency 84%
Family Name HF
Motor Frame Size B556C
Input Configuration C-Face Quilled
Base Mounting Attachment No Base
Box Width 4 37/64 in
Box Height 5 3/4 in
Output RPM @ 1750 rpm Input 87.5 rpm
Input (Shaft or Bore) Size 5/8 in
Series 700
Style Right Angle
Box Length 5 1/2 in
Output Torque Rating Range [Min] 500 lb-in, 60 Nm
Media Mapping Hollow Bore P16
Max. Thrust Load @ 1150 rpm 500 lb/in
Use With 718
Media Mapping Output H
Input HP @ RPM 0.58 hp @ 1150 rpm, 0.97 hp @ 1750 rpm
Max. Input HP @ 100 rpm 0.08 hp
Center Distance Code 718
Base to Shaft Center Height w/Std. Base Kit 4.38 in
Max. Overhung Load @ 1750 rpm 500 lb/in
Output Torque @ RPM 525 in lb @ 1150 rpm, 590 in lb @ 1750 rpm
Fan Cooled No
Bolt Centers w/ Std. Base Kit (in) 5 3/4 x 4 1/2
Reduction Type Single
Output RPM @ Input RPM 88 rpm @ 1750 rpm
Base to Shaft Center Height w/Vert. "J" Base Kit 3.5 in
Output Configuration Hollow Output
Torque Out @ 1150 rpm 525 in lb
Base to Centerline of Output Shaft 2 1/16 in
Material Cast Iron, Standard Paint
Shaft Assembly Code H
Output (Shaft or Bore) Size 1 in
Standard AGMA Service Class I
Worm Position Universal
Washdown Duty No
Bolt Center Length x Bolt Center Width 4 3/16 in x 2 3/4 in
Center Distance 1.75 in
HP @ RPM 0.75 hp @ 1800 rpm
Base to Shaft Center Height w/Low Vert. Base Kit 3 in
Media Mapping Style HF
Output Shaft Projection Hollow Output
Frame Size 56C
Lubrication None
Max. Overhung Load @ RPM 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm
Input Motor HP 1
Input Power Rating 0.97 hp, 0.723 kW
Motor HP 3/4 hp
Keyway Size 3/16 x 3/32
Output Shaft Hollow
Bolt Center 4 3/16 in x 2 3/4 in
Bolt Centers w/ Vertical "J" Base Kit (in) 7.63 x 2.50
Torque Out @ 1750 rpm 590 in lb
Base to Shaft Center Height w/High Vert. Base Kit 4.38 in
Base to Centerline of Input Shaft 3 13/16 in
Output Torque 590 lb-in
Weight 20.1 LB
EAN or UPC 781711630181
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