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Boston Gear
7715-20-G
700 Series 20:1 Ratio G Assembly Single Reduction Worm Gear Reducer Without Base
Item #101808990
- 0.75 Input Motor hp
- 700 Series
- 1.54 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
- Mounting of speed reducers in overhead positions may be hazardous
- Use of external guides or supports is strongly recommended for overhead mounting.
| Media Mapping Output | G |
| Max. Input HP @ 100 rpm | 0.056 hp |
| Bolt Centers w/ Vertical Base Kits (in) | 6.97 x 4.00 |
| Style | Right Angle |
| Family Name | Std Unit |
| Lubrication | None |
| Torque Out @ 1150 rpm | 380 in lb |
| Output Torque Rating Range [Min] | 300 lb-in, 35 Nm |
| Max. Thrust Load @ 1150 rpm | 400 lb/in |
| Output Configuration | Left Output |
| Standard | AGMA Service Class I |
| Housing Material | Cast Iron |
| Output (Shaft or Bore) Size | 3/4 in |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3 in |
| Fan Cooled | No |
| Max. Overhung Load @ 1750 rpm | 300 lb/in |
| Output Torque @ RPM | 380 in lb @ 1150 rpm, 435 in lb @ 1750 rpm |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.5 in |
| Center Distance Code | 715 |
| Output Shaft | Solid |
| Bolt Centers w/ Std. Base Kit (in) | 5 1/4 x 4 5/16 |
| Input HP @ RPM | 0.43 hp @ 1150 rpm, 0.72 hp @ 1750 rpm |
| Max. Thrust Load @ RPM | 400 lb/in @ 1150 rpm, 400 lb/in @ 1750 rpm |
| Box Width | 3 11/16 in |
| Input Power Rating | 0.72 hp, 0.537 kW |
| Series | 700 |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.38 in |
| Material | Cast Iron, Standard Paint |
| Rated Efficiency | 84% |
| Base to Shaft Center Height w/Std. Base Kit | 4.06 in |
| Washdown Duty | No |
| Base to Centerline of Input Shaft | 3 29/64 in |
| Output Shaft Projection | Solid Left Output |
| Output RPM @ 1750 rpm Input | 87.5 rpm |
| Box Length | 5 1/8 in |
| Bolt Center Length x Bolt Center Width | 5 1/4 in x 4 5/16 in |
| HP @ RPM | 0.3333333 hp @ 1200 rpm, 0.5 hp @ 1800 rpm |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 7.25 x 2.50 |
| Input (Shaft or Bore) Size | 5/8 in |
| Base Mounting Attachment | No Base |
| Output Torque Rating Range [Max] | 499 lb-in, 59 Nm |
| Frame Size | Shaft Input, Not a C-Face |
| Motor Application | General Purpose |
| Output Torque | 435 lb-in |
| Shaft Assembly Code | G |
| Torque Out @ 1750 rpm | 435 in lb |
| Reduction Type | Single |
| Center Distance | 1.54 in |
| Frame | N/A |
| Box Height | 5 3/8 in |
| Input Motor HP | 0.75 |
| Max. Overhung Load @ RPM | 300 lb/in @ 1150 rpm, 300 lb/in @ 1750 rpm |
| Input Configuration | Shaft Input |
| Output Speed | 87.5 rpm |
| Base to Centerline of Output Shaft | 1 29/32 in |
| Use With | 715 |
| Ratio | 20:1 |
| Output Bore Shaft Dia. | 0.75 in |
| Bolt Center | 5 1/4 in x 4 5/16 in |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Output RPM @ Input RPM | 88 rpm @ 1750 rpm |
| Worm Position | Universal |
| Weight | 17.1 LB |
| EAN or UPC | 781711516393 |
