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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
Motor Application General Purpose
Output RPM @ 1750 rpm Input 4.38 rpm
Output (Shaft or Bore) Size 1 in
Bolt Centers w/ Vertical Base Kits (in) 8 3/8 x 4 7/8
Base to Shaft Center Height w/Std. Base Kit 4.81 in
Thermal Input Horsepower @ 1750 RPM N/A
Worm Position Universal¦Parallel
Washdown Duty No
Reduction Type Double Reduction
Box Length 5 13/64 in
Max. Thrust Load @ 1150 rpm 700 lb/in
Base to Shaft Center Height w/Low Vert. Base Kit 3.13 in
Fan Cooled No
Center Distance 2 1/16 in
Max. Overhung Load @ 1750 rpm 700 lb/in
Bolt Center 5 in x 2 7/8 in
Shaft Assembly Code G
Base to Shaft Center Height w/High Vert. Base Kit 4.88 in
Box Height 6 25/64 in
Lubrication None
Input Configuration Shaft Input
HP @ RPM 0.25 hp @ 1800 rpm
Base to Shaft Center Height w/Vert. "J" Base Kit 3.94 in
Frame N/A
Torque Out @ 1750 rpm 1025 in lb
Base to Centerline of Output Shaft 4 3/32 in
Torque Out @ 1150 rpm N/A
Input (Shaft or Bore) Size 1/2 in
Box Width 9 55/64 in
Housing Material Cast Iron
Frame Size Shaft Input, Not a C-Face
Bolt Centers w/ Std. Base Kit (in) 6 3/8 x 4 11/16
Ratio 400:1
Output Configuration Left Output
Base to Centerline of Input Shaft 3 3/8 in
Bolt Centers w/ Vertical "J" Base Kit (in) 8.63 x 2.63
Family Name WA
Weight 35.1 LB
EAN or UPC 781711522394
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