Find a Service Center
Boston Gear
F710-20-B4-G
700 Series 20:1 Ratio G Assembly Single Reduction Worm Gear Reducer Without Base
Item #101809372
- 0.25 Input Motor hp
- 700 Series
- 1 in Center Distance
- Single Reduction
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 Speed | 87.5 rpm |
| Output (Shaft or Bore) Size | 1/2 in |
| Ratio | 20:1 |
| Output Shaft | Solid |
| Reduction Type | Single |
| Output Bore Shaft Dia. | 0.5 in |
| Base | No |
| Bolt Center | 2 5/8" x 1 11/16" |
| Base Mounting Attachment | No Base |
| Media Mapping Style | F |
| Worm Position | Universal |
| Use With | 710 |
| Input Configuration | C-Face Quilled |
| Output Torque | 149 lb-in |
| Output RPM @ 1750 rpm Input | 87.5 rpm |
| Series | 700 |
| Rated Efficiency | 77% |
| Standard | AGMA Service Class I |
| Shaft Assembly Code | G |
| Media Mapping Output | G |
| Style | Right Angle |
| Max. Overhung Load @ 1750 rpm | 150 lb/in |
| Output Torque Rating Range [Max] | 299 lb-in, 34 Nm |
| Bolt Center Length x Bolt Center Width | 2 5/8 in x 1 11/16 in |
| Max. Thrust Load @ 1150 rpm | 200 lb/in |
| Bore Code | B4 |
| Base to Centerline of Output Shaft | 1.31 in |
| Input (Shaft or Bore) Size | 1/2 in |
| Family Name | F |
| Output Shaft Projection | Solid Left Output |
| Motor Application | General Purpose |
| Input Power Rating | 0.27 hp, 0.201 kW |
| Bolt Centers w/ Vertical Base Kits (in) | 5.13 x 2.31 |
| Motor HP | 1/4 hp |
| Material | Cast Iron, Standard Paint |
| Washdown Duty | No |
| Output Torque Rating Range [Min] | 100 lb-in, 10 Nm |
| Max. Overhung Load @ RPM | 150 lb/in @ 1150 rpm, 150 lb/in @ 1750 rpm |
| Box Width | 3 11/32 in |
| Output RPM @ Input RPM | 88 rpm @ 1750 rpm |
| Output Torque @ RPM | 129 in lb @ 1150 rpm, 149 in lb @ 1750 rpm |
| Bolt Centers w/ Std. Base Kit (in) | 3 3/4 x 2 7/8 |
| Max. Thrust Load @ RPM | 200 lb/in @ 1150 rpm, 200 lb/in @ 1750 rpm |
| Lubrication | None |
| Torque Out @ 1750 rpm | 149 in lb |
| Box Length | 4 1/4 in |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Output Configuration | Left Output |
| Center Distance Code | 710 |
| Box Height | 3 5/8 in |
| Base to Shaft Center Height w/Std. Base Kit | 2 3/4 in |
| Torque Out @ 1150 rpm | 129 in lb |
| Center Distance | 1 in |
| Motor Frame Size | B442CZ |
| Fan Cooled | No |
| Housing Material | Cast Iron |
| Input HP @ RPM | 0.14 hp @ 1150 rpm, 0.27 hp @ 1750 rpm |
| Input Motor HP | 0.25 |
| HP @ RPM | 0.125 hp @ 1200 rpm, 0.1666667 hp @ 1800 rpm |
| Base to Shaft Center Height w/High Vert. Base Kit | 2.94 in |
| Frame | 42CZ |
| Base to Centerline of Input Shaft | 2 5/16 in |
| Max. Input HP @ 100 rpm | 0.017 hp |
| Frame Size | 42CZ |
| Weight | 10.1 LB |
| EAN or UPC | 781711518588 |
