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Boston GearWA721-400-G

WA721-400-G

700 Series Double Reduction Parallel Reducer
Item #101869868
  • 2 1/16" Center Distance
  • 400:1 Ratio
  • Shaft Input
  • Left Output
  • Universal, Parallel Worm Position
  • No Lubricant
  • Cast Iron
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Boston GearWA721-400-G
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    Shipment Options
  • 2 1/16" Center Distance
  • 400:1 Ratio
  • Shaft Input
  • Left Output
  • Universal, Parallel Worm Position

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

  • Only the end user or a qualified underwriter is to identify and select the proper class, group, division and temperature code motor to meet the requirements of each installation
  • Service center personnel can advise what listings and approvals motors carry, but cannot evaluate nor recommend what motors may be suitable for use in hazardous environments
Reduction Type Double Reduction
Housing Material Cast Iron
Washdown Duty No
Worm Position Universal¦Parallel
Lubrication None
Output RPM @ 1750 rpm Input 4.38 rpm
Torque Out @ 1150 rpm N/A
Max. Thrust Load @ 1150 rpm 700 lb/in
Bolt Centers w/ Vertical "J" Base Kit (in) 8.63 x 2.63
Motor Application General Purpose
Bolt Center 5 in x 2 7/8 in
Bolt Centers w/ Vertical Base Kits (in) 8 3/8 x 4 7/8
Input Configuration Shaft Input
Ratio 400:1
Center Distance 2 1/16 in
HP @ RPM 0.25 hp @ 1800 rpm
Bolt Centers w/ Std. Base Kit (in) 6 3/8 x 4 11/16
Box Width 9 55/64 in
Base to Centerline of Input Shaft 3 3/8 in
Output Configuration Left Output
Base to Shaft Center Height w/Std. Base Kit 4.81 in
Base to Shaft Center Height w/Low Vert. Base Kit 3.13 in
Box Height 6 25/64 in
Frame N/A
Output (Shaft or Bore) Size 1 in
Torque Out @ 1750 rpm 1025 in lb
Shaft Assembly Code G
Input (Shaft or Bore) Size 1/2 in
Thermal Input Horsepower @ 1750 RPM N/A
Max. Overhung Load @ 1750 rpm 700 lb/in
Base to Shaft Center Height w/High Vert. Base Kit 4.88 in
Base to Centerline of Output Shaft 4 3/32 in
Base to Shaft Center Height w/Vert. "J" Base Kit 3.94 in
Frame Size Shaft Input, Not a C-Face
Family Name WA
Fan Cooled No
Box Length 5 13/64 in
Weight 35.1 LB
EAN or UPC 781711522394
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