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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
| Motor HP | 2 hp |
| Output Bore Shaft Dia. | 1 in |
| Media Mapping Output | G |
| Shaft Assembly Code | G |
| Frame | 140TC, 180C |
| Input HP @ RPM | 2.33 hp @ 1150 rpm, 3.66 hp @ 1750 rpm |
| Base to Shaft Center Height w/Std. Base Kit | 4.81 in |
| Max. Overhung Load @ 1750 rpm | 700 lb/in |
| Max. Thrust Load @ 1150 rpm | 700 lb/in |
| Bolt Center | 5 in x 2 7/8 in |
| Center Distance | 2.0625 in |
| Output Shaft Projection | Solid Left Output |
| Output Torque Rating Range [Max] | 749 lb-in, 84 Nm |
| Bolt Center Length x Bolt Center Width | 5 in x 2 7/8 in |
| Use With | 721 |
| Torque Out @ 1150 rpm | 575 in lb |
| Output Shaft | Solid |
| Bolt Centers w/ Std. Base Kit (in) | 6 3/8 x 4 11/16 |
| Output Torque Rating Range [Min] | 500 lb-in, 60 Nm |
| Family Name | F |
| Box Length | 6 in |
| Series | 700 |
| Box Height | 6 3/8 in |
| Input Motor HP | 2 |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.88 in |
| Base to Centerline of Output Shaft | 2.28 in |
| Max. Overhung Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Input Power Rating | 3.66 hp, 2.729 kW |
| Center Distance Code | 721 |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Bore Code | B7 |
| Torque Out @ 1750 rpm | 620 in lb |
| Output RPM @ Input RPM | 350 rpm @ 1750 rpm |
| Max. Input HP @ 100 rpm | 0.3 hp |
| Style | Right Angle |
| Max. Thrust Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Base Mounting Attachment | No Base |
| Output RPM @ 1750 rpm Input | 350 rpm |
| Motor Application | General Purpose |
| Output Speed | 350 rpm |
| Washdown Duty | No |
| Standard | AGMA Service Class II |
| Fan Cooled | No |
| Motor Frame Size | B7140TC180C |
| HP @ RPM | 3 hp @ 1800 rpm |
| Input (Shaft or Bore) Size | 7/8 in |
| Lubrication | None |
| Worm Position | Universal |
| Input Configuration | C-Face Quilled |
| Ratio | 5:1 |
| Output Configuration | Left Output |
| Output (Shaft or Bore) Size | 1 in |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 8.63 x 2.63 |
| Reduction Type | Single |
| Base | No |
| Base to Centerline of Input Shaft | 4 11/32 in |
| Material | Cast Iron, Standard Paint |
| Bolt Centers w/ Vertical Base Kits (in) | 8 3/8 x 4 7/8 |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.94 in |
| Output Torque | 620 lb-in |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.13 in |
| Housing Material | Cast Iron |
| Output Torque @ RPM | 575 in lb @ 1150 rpm, 620 in lb @ 1750 rpm |
| Media Mapping Style | F |
| Rated Efficiency | 94% |
| Frame Size | 140TC, 180C |
| Box Width | 5 3/16 in |
| Weight | 24.1 LB |
| EAN or UPC | 781711519516 |
