Find a Service Center
Boston Gear
WA721-200-G
700 Series 200:1 Ratio G Assembly Double Reduction Without Base Worm Gear Reducer
Item #101835181
- Double Reduction
- 200:1 Ratio
- G Assembly
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
- Must be filled to the proper level with the recommended lubricant for your application before operation
| Output Configuration | Left Output |
| Frame | N/A |
| Output Speed | 8.8 rpm |
| Ratio | 200:1 |
| Box Height | 6 25/64 in |
| Center Distance Code | 721 |
| Output Torque Rating Range [Max] | 999 lb-in, 159 Nm |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.13 in |
| Material | Cast Iron, Standard Paint |
| Bolt Center | 5 in x 2 7/8 in |
| Base Mounting Attachment | No Base |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 8.63 x 2.63 |
| Worm Position | Universal¦Parallel |
| Center Distance | 2.06 in |
| Shaft Assembly Code | G |
| Torque Out @ 1750 rpm | 990 in lb |
| Fan Cooled | No |
| Bolt Centers w/ Vertical Base Kits (in) | 8 3/8 x 4 7/8 |
| Frame Size | Shaft Input, Not a C-Face |
| Family Name | WA |
| Box Width | 9 55/64 in |
| Torque Out @ 1150 rpm | N/A |
| Housing Material | Cast Iron |
| Input Configuration | Shaft Input |
| Output Torque | 990 lb-in |
| Style | Parallel Shaft |
| Motor Application | General Purpose |
| Media Mapping Output | G |
| Base to Centerline of Output Shaft | 4 3/32 in |
| Input Power Rating | 0.25 hp, 0.186 kW |
| Lubrication | None |
| Rated Efficiency | 56% |
| Base to Shaft Center Height w/Std. Base Kit | 4.81 in |
| Input Motor HP | 0.25 |
| Standard | AGMA Service Class I |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.94 in |
| Output Shaft | Solid |
| Bolt Centers w/ Std. Base Kit (in) | 6 3/8 x 4 11/16 |
| Box Length | 5 13/64 in |
| Output Torque Rating Range [Min] | 750 lb-in, 110 Nm |
| Output RPM @ 1750 rpm Input | 8.75 rpm |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.88 in |
| Base to Centerline of Input Shaft | 3 3/8 in |
| HP @ RPM | 0.25 hp @ 1800 rpm |
| Reduction Type | Double |
| Media Mapping Style | WA |
| Max. Overhung Load @ 1750 rpm | 700 lb/in |
| Input (Shaft or Bore) Size | 1/2 in |
| Washdown Duty | No |
| Output (Shaft or Bore) Size | 1 in |
| Max. Thrust Load @ 1150 rpm | 700 lb/in |
| Output Bore Shaft Dia. | 1 in |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Weight | 35.1 LB |
| EAN or UPC | 781711522332 |
