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Boston Gear
F7718-20-B5-G
700 Series 20:1 Ratio G Assembly Single Reduction Worm Gear Reducer Without Base
Item #102083209
- 1 Input Motor hp
- 700 Series
- 1.75 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
- Must be filled to the proper level with the recommended lubricant for your application before operation
| Standard | AGMA Service Class I |
| Output Bore Shaft Dia. | 0.875 in |
| Output Configuration | Left Output |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3 1/2 in |
| Max. Thrust Load @ 1150 rpm | 500 lb/in |
| Box Height | 5 3/4 in |
| Torque Out @ 1750 rpm | 590 in lb |
| Rated Efficiency | 84% |
| Lubrication | None |
| Housing Material | Cast Iron |
| Center Distance Code | 718 |
| Base | No |
| Worm Position | Universal |
| Input Power Rating | 0.97 hp, 0.723 kW |
| Box Width | 5 1/32 in |
| Bolt Centers w/ Vertical Base Kits (in) | 7.38 x 4.00 |
| Bolt Center Length x Bolt Center Width | 4 3/16 in x 2 3/4 in |
| Shaft Assembly Code | G |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.38 in |
| Ratio | 20:1 |
| Style | Right Angle |
| Frame | 56C |
| Output Shaft | Solid |
| Output Shaft Projection | Solid Left Output |
| Motor Frame Size | B556C |
| Bolt Center | 4 3/16 in x 2 3/4 in |
| Output Speed | 87.5 rpm |
| Motor Application | General Purpose |
| Frame Size | 56C |
| Family Name | F |
| Input Motor HP | 1 |
| Bore Code | B5 |
| Material | Cast Iron, Standard Paint |
| Bolt Centers w/ Std. Base Kit (in) | 5 3/4 x 4 1/2 |
| Base to Centerline of Input Shaft | 3 13/16 in |
| Media Mapping Style | F |
| Reduction Type | Single |
| Base to Shaft Center Height w/Std. Base Kit | 4.38 in |
| Output RPM @ Input RPM | 88 rpm @ 1750 rpm |
| Output Torque | 590 lb-in |
| Output RPM @ 1750 rpm Input | 88 rpm |
| Max. Overhung Load @ RPM | 500 lb/in @ 1750 rpm, 500 lb/in @ 1150 rpm |
| Series | 700 |
| Max. Input HP @ 100 rpm | 0.08 hp |
| Input Configuration | C-Face Quilled |
| HP @ RPM | 0.75 hp @ 1800 rpm |
| Output Torque Rating Range [Min] | 500 lb-in, 60 Nm |
| Washdown Duty | No |
| Torque Out @ 1150 rpm | 525 in lb |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 7.63 x 2.50 |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3 in |
| Input HP @ RPM | 0.97 hp @ 1750 rpm, 0.58 hp @ 1150 rpm |
| Base Mounting Attachment | No Base |
| Use With | 718 |
| Fan Cooled | No |
| Max. Overhung Load @ 1750 rpm | 500 lb/in |
| Bolt Pattern | 4 3/16 x 2 3/4 |
| Output (Shaft or Bore) Size | 7/8 in |
| Box Length | 5 1/2 in |
| Max. Thrust Load @ RPM | 500 lb/in @ 1750 rpm, 500 lb/in @ 1150 rpm |
| Base to Centerline of Output Shaft | 2 1/16 in |
| Output Torque @ RPM | 590 in lb @ 1750 rpm, 525 in lb @ 1150 rpm |
| Media Mapping Output | G |
| Motor HP | 3/4 hp |
| Center Distance | 1.75 in |
| Output Torque Rating Range [Max] | 749 lb-in, 84 Nm |
| Input (Shaft or Bore) Size | 5/8 in |
| Weight | 19.1 LB |
| EAN or UPC | 781711519332 |
