Find a Service Center
Boston Gear
F710-20-B4-J
700 Series 20:1 Ratio J Assembly Single Reduction Worm Gear Reducer Without Base
Item #101835795
- 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
| Base Mounting Attachment | No Base |
| Family Name | F |
| Bolt Center Length x Bolt Center Width | 2 5/8 in x 1 11/16 in |
| Max. Overhung Load @ RPM | 150 lb/in @ 1150 rpm, 150 lb/in @ 1750 rpm |
| Base to Centerline of Input Shaft | 2 5/16 in |
| Motor Frame Size | B442CZ |
| Base to Shaft Center Height w/Std. Base Kit | 2 3/4 in |
| Motor Application | General Purpose |
| Max. Thrust Load @ RPM | 200 lb/in @ 1150 rpm, 200 lb/in @ 1750 rpm |
| Frame Size | 42CZ |
| HP @ RPM | 0.125 hp @ 1200 rpm, 0.1666667 hp @ 1800 rpm |
| Bore Code | B4 |
| Media Mapping Output | J |
| Box Length | 4 1/4 in |
| Bolt Center | 2 5/8" x 1 11/16" |
| Output RPM @ Input RPM | 88 rpm @ 1750 rpm |
| Box Width | 3 11/32 in |
| Output Torque | 149 lb-in |
| Lubrication | None |
| Bolt Centers w/ Vertical Base Kits (in) | 5.13 x 2.31 |
| Torque Out @ 1750 rpm | 149 in lb |
| Input HP @ RPM | 0.14 hp @ 1150 rpm, 0.27 hp @ 1750 rpm |
| Center Distance Code | 710 |
| Box Height | 3 5/8 in |
| Fan Cooled | No |
| Output Shaft Projection | Solid Right Output |
| Input Configuration | C-Face Quilled |
| Center Distance | 1 in |
| Base to Centerline of Output Shaft | 1.31 in |
| Output RPM @ 1750 rpm Input | 87.5 rpm |
| Output Bore Shaft Dia. | 0.5 in |
| Rated Efficiency | 77% |
| Standard | AGMA Service Class I |
| Output Torque Rating Range [Min] | 100 lb-in, 10 Nm |
| Washdown Duty | No |
| Base to Shaft Center Height w/High Vert. Base Kit | 2.94 in |
| Input Power Rating | 0.27 hp, 0.201 kW |
| Output (Shaft or Bore) Size | 1/2 in |
| Media Mapping Style | F |
| Torque Out @ 1150 rpm | 129 in lb |
| Max. Input HP @ 100 rpm | 0.017 hp |
| Output Speed | 87.5 rpm |
| Max. Overhung Load @ 1750 rpm | 150 lb/in |
| Use With | 710 |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Worm Position | Universal |
| Reduction Type | Single |
| Series | 700 |
| Output Shaft | Solid |
| Bolt Centers w/ Std. Base Kit (in) | 3 3/4 x 2 7/8 |
| Output Configuration | Right Output |
| Housing Material | Cast Iron |
| Material | Cast Iron, Standard Paint |
| Ratio | 20:1 |
| Motor HP | 0.25 hp |
| Shaft Assembly Code | J |
| Style | Right Angle |
| Input Motor HP | 0.25 |
| Output Torque Rating Range [Max] | 299 lb-in, 34 Nm |
| Max. Thrust Load @ 1150 rpm | 200 lb/in |
| Frame | 42CZ |
| Base | No |
| Output Torque @ RPM | 129 in lb @ 1150 rpm, 149 in lb @ 1750 rpm |
| Input (Shaft or Bore) Size | 1/2 in |
| Weight | 10.1 LB |
| EAN or UPC | 781711518601 |
