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Boston Gear
F721-5-B7-G
700 Series 5:1 Ratio G Assembly Single Reduction Worm Gear Reducer Without Base
Item #101810905
- 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
- Must be filled to the proper level with the recommended lubricant for your application before operation
| Bore Code | B7 |
| Washdown Duty | No |
| Base | No |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 8.63 x 2.63 |
| Bolt Center | 5 in x 2 7/8 in |
| Style | Right Angle |
| Reduction Type | Single |
| Output Torque Rating Range [Max] | 749 lb-in, 84 Nm |
| Frame | 140TC, 180C |
| Base to Centerline of Output Shaft | 2.28 in |
| Input Motor HP | 2 |
| Input HP @ RPM | 2.33 hp @ 1150 rpm, 3.66 hp @ 1750 rpm |
| Max. Overhung Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Torque Out @ 1750 rpm | 620 in lb |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Material | Cast Iron, Standard Paint |
| Output Shaft Projection | Solid Left Output |
| Max. Overhung Load @ 1750 rpm | 700 lb/in |
| Input Power Rating | 3.66 hp, 2.729 kW |
| Base to Centerline of Input Shaft | 4 11/32 in |
| Output Speed | 350 rpm |
| Output RPM @ 1750 rpm Input | 350 rpm |
| Input (Shaft or Bore) Size | 7/8 in |
| Rated Efficiency | 94% |
| Box Height | 6 3/8 in |
| Motor Frame Size | B7140TC180C |
| Torque Out @ 1150 rpm | 575 in lb |
| Output Torque | 620 lb-in |
| Bolt Center Length x Bolt Center Width | 5 in x 2 7/8 in |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.94 in |
| Box Width | 5 3/16 in |
| Base to Shaft Center Height w/Std. Base Kit | 4.81 in |
| Bolt Centers w/ Std. Base Kit (in) | 6 3/8 x 4 11/16 |
| Media Mapping Output | G |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.13 in |
| Series | 700 |
| Standard | AGMA Service Class II |
| Input Configuration | C-Face Quilled |
| HP @ RPM | 3 hp @ 1800 rpm |
| Fan Cooled | No |
| Output Shaft | Solid |
| Family Name | F |
| Max. Input HP @ 100 rpm | 0.3 hp |
| Output RPM @ Input RPM | 350 rpm @ 1750 rpm |
| Motor Application | General Purpose |
| Ratio | 5:1 |
| Center Distance | 2.0625 in |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.88 in |
| Frame Size | 140TC, 180C |
| Output Configuration | Left Output |
| Max. Thrust Load @ 1150 rpm | 700 lb/in |
| Output Torque @ RPM | 575 in lb @ 1150 rpm, 620 in lb @ 1750 rpm |
| Lubrication | None |
| Max. Thrust Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Output Bore Shaft Dia. | 1 in |
| Worm Position | Universal |
| Media Mapping Style | F |
| Output (Shaft or Bore) Size | 1 in |
| Housing Material | Cast Iron |
| Box Length | 6 in |
| Center Distance Code | 721 |
| Motor HP | 2 hp |
| Bolt Centers w/ Vertical Base Kits (in) | 8 3/8 x 4 7/8 |
| Use With | 721 |
| Base Mounting Attachment | No Base |
| Output Torque Rating Range [Min] | 500 lb-in, 60 Nm |
| Shaft Assembly Code | G |
| Weight | 24.1 LB |
| EAN or UPC | 781711519516 |
