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Boston Gear
7721-30-G
700 Series 30:1 Ratio G Assembly Single Reduction Worm Gear Reducer Without Base
Item #100992634
- 1 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
| Output Shaft Projection | Solid Left Output |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 8.63 x 2.63 |
| Bolt Center | 6 3/8 in x 4 11/16 in |
| Base to Shaft Center Height w/Std. Base Kit | 4.81 in |
| Center Distance Code | 721 |
| Output Configuration | Left Output |
| Output Torque @ RPM | 795 in lb @ 1150 rpm, 871 in lb @ 1750 rpm |
| Housing Material | Cast Iron |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.13 in |
| Box Height | 6 3/8 in |
| Input Motor HP | 1 |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.94 in |
| Washdown Duty | No |
| Shaft Assembly Code | G |
| Output Torque | 871 lb-in |
| Media Mapping Output | G |
| Standard | AGMA Service Class I |
| Center Distance | 2.0625 in |
| Max. Input HP @ 100 rpm | 0.086 hp |
| Torque Out @ 1750 rpm | 871 in lb |
| Material | Cast Iron, Standard Paint |
| Rated Efficiency | 81% |
| Worm Position | Universal |
| Output Shaft | Solid |
| Frame | N/A |
| Output Torque Rating Range [Min] | 750 lb-in, 85 Nm |
| Output RPM @ 1750 rpm Input | 58.33 rpm |
| Input HP @ RPM | 0.62 hp @ 1150 rpm, 0.99 hp @ 1750 rpm |
| Base to Centerline of Input Shaft | 4 11/32 in |
| Output (Shaft or Bore) Size | 1 in |
| Max. Overhung Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Lubrication | None |
| Use With | 721 |
| Input (Shaft or Bore) Size | 5/8 in |
| Base Mounting Attachment | No Base |
| Output Speed | 58.3 rpm |
| Output RPM @ Input RPM | 58 rpm @ 1750 rpm |
| Family Name | Std Unit |
| Input Power Rating | 0.99 hp, 0.738 kW |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Frame Size | Shaft Input, Not a C-Face |
| Series | 700 |
| Box Length | 6 in |
| Max. Thrust Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Box Width | 3 13/16 in |
| Style | Right Angle |
| Output Torque Rating Range [Max] | 999 lb-in, 109 Nm |
| Input Configuration | Shaft Input |
| Output Bore Shaft Dia. | 1 in |
| Bolt Centers w/ Std. Base Kit (in) | 6 3/8 x 4 11/16 |
| Max. Thrust Load @ 1150 rpm | 700 lb/in |
| HP @ RPM | 0.75 hp @ 1800 rpm |
| Motor Application | General Purpose |
| Bolt Centers w/ Vertical Base Kits (in) | 8 3/8 x 4 7/8 |
| Fan Cooled | No |
| Base to Centerline of Output Shaft | 2 9/32 in |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.88 in |
| Torque Out @ 1150 rpm | 795 in lb |
| Ratio | 30:1 |
| Reduction Type | Single |
| Max. Overhung Load @ 1750 rpm | 700 lb/in |
| Weight | 24.1 LB |
| EAN or UPC | 781711516966 |
