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Boston Gear
F721-10-B7-J
700 Series 10:1 Ratio J Assembly Single Reduction Worm Gear Reducer Without Base
Item #101839823
- 2 Input Motor hp
- 700 Series
- 2.06 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
- Use with FHP belts only
| Frame | 140TC, 180C |
| Base Mounting Attachment | No Base |
| Output Torque Rating Range [Min] | 750 lb-in, 85 Nm |
| Max. Input HP @ 100 rpm | 0.19 hp |
| Shaft Assembly Code | J |
| Bolt Center | 5 in x 2 7/8 in |
| Input (Shaft or Bore) Size | 7/8 in |
| Output Torque | 789 lb-in |
| Worm Position | Universal |
| Family Name | F |
| Media Mapping Output | J |
| Max. Overhung Load @ 1750 rpm | 700 lb/in |
| Material | Cast Iron, Standard Paint |
| Ratio | 10:1 |
| Keyway Size | 3/16 x 3/32 |
| Lubrication | None |
| HP @ RPM | 2 hp @ 1800 rpm |
| Base to Centerline of Input Shaft | 4 11/32 in |
| Output Shaft | Solid |
| Base to Shaft Center Height w/Std. Base Kit | 4.81 in |
| Input Configuration | C-Face Quilled |
| Output RPM @ 1750 rpm Input | 175 rpm |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 8.63 x 2.63 |
| Output Torque @ RPM | 725 in lb @ 1150 rpm, 789 in lb @ 1750 rpm |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.94 in |
| Max. Overhung Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Max. Thrust Load @ 1150 rpm | 700 lb/in |
| Base | No |
| Motor Frame Size | B7140TC180C |
| Style | Right Angle |
| Output Speed | 175 rpm |
| Reduction Type | Single |
| Bolt Center Length x Bolt Center Width | 5 in x 2 7/8 in |
| Fan Cooled | No |
| Washdown Duty | No |
| Bore Code | B7 |
| Input HP @ RPM | 1.49 hp @ 1150 rpm, 2.34 hp @ 1750 rpm |
| Input Power Rating | 2.34 hp, 1.745 kW |
| Center Distance | 2.0625 in |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.88 in |
| Max. Thrust Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Series | 700 |
| Frame Size | 140TC, 180C |
| Box Width | 5 3/16 in |
| Output Torque Rating Range [Max] | 999 lb-in, 109 Nm |
| Output Bore Shaft Dia. | 1 in |
| Rated Efficiency | 94% |
| Motor Application | General Purpose |
| Box Length | 6 in |
| Center Distance Code | 721 |
| Bolt Centers w/ Std. Base Kit (in) | 6 3/8 x 4 11/16 |
| Torque Out @ 1750 rpm | 789 in lb |
| Output RPM @ Input RPM | 175 rpm @ 1750 rpm |
| Input Motor HP | 2 |
| Bolt Centers w/ Vertical Base Kits (in) | 8 3/8 x 4 7/8 |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.13 in |
| Motor HP | 2 hp |
| Box Height | 6 3/8 in |
| Base to Centerline of Output Shaft | 2.28 in |
| Output Shaft Projection | Solid Right Output |
| Housing Material | Cast Iron |
| Output (Shaft or Bore) Size | 1 in |
| Media Mapping Style | F |
| Standard | AGMA Service Class I |
| Torque Out @ 1150 rpm | 725 in lb |
| Output Configuration | Right Output |
| Use With | 721 |
| Weight | 24.1 LB |
| EAN or UPC | 781711519592 |
