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