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Boston GearWA721-1200-G

WA721-1200-G

700 Series Double Reduction Parallel Reducer
Item #101855850
  • 2 1/16" Center Distance
  • 1200:1 Ratio
  • Shaft Input
  • Left Output
  • Universal, Parallel Worm Position
  • No Lubricant
  • Cast Iron
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Boston GearWA721-1200-G
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    Shipment Options
  • 2 1/16" Center Distance
  • 1200:1 Ratio
  • Shaft Input
  • Left Output
  • Universal, Parallel Worm Position

features

  • Super finished oil seal diameters on both input and output shafts extend seal life
  • 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

caution

  • Any sliding spool valve, if held for long periods of time, may stick and not spring return due to fluid residue formation and therefore should be cycled periodically to prevent this from happening
Lubrication None
Reduction Type Double Reduction
Center Distance 2 1/16 in
Motor Application General Purpose
HP @ RPM 0.125 hp @ 1800 rpm
Worm Position Universal¦Parallel
Bolt Centers w/ Vertical Base Kits (in) 8 3/8 x 4 7/8
Bolt Center 5 in x 2 7/8 in
Ratio 1200:1
Frame N/A
Box Width 9 55/64 in
Bolt Centers w/ Vertical "J" Base Kit (in) 8.63 x 2.63
Output RPM @ 1750 rpm Input 1.46 rpm
Base to Centerline of Output Shaft 4 3/32 in
Frame Size Shaft Input, Not a C-Face
Max. Thrust Load @ 1150 rpm 700 lb/in
Bolt Centers w/ Std. Base Kit (in) 6 3/8 x 4 11/16
Base to Shaft Center Height w/High Vert. Base Kit 4.88 in
Input (Shaft or Bore) Size 1/2 in
Output Configuration Left Output
Base to Shaft Center Height w/Low Vert. Base Kit 3.13 in
Box Length 5 13/64 in
Fan Cooled No
Output (Shaft or Bore) Size 1 in
Shaft Assembly Code G
Washdown Duty No
Housing Material Cast Iron
Input Configuration Shaft Input
Box Height 6 25/64 in
Base to Shaft Center Height w/Std. Base Kit 4.81 in
Base to Shaft Center Height w/Vert. "J" Base Kit 3.94 in
Torque Out @ 1750 rpm 1025 in lb
Torque Out @ 1150 rpm N/A
Max. Overhung Load @ 1750 rpm 700 lb/in
Family Name WA
Thermal Input Horsepower @ 1750 RPM N/A
Base to Centerline of Input Shaft 3 3/8 in
Weight 35.1 LB
EAN or UPC 781711522486
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