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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
| Series | 700 |
| Max. Input HP @ 100 rpm | 0.08 hp |
| Material | Cast Iron, Standard Paint |
| Output Speed | 87.5 rpm |
| Worm Position | Universal |
| Bolt Centers w/ Std. Base Kit (in) | 5 3/4 x 4 1/2 |
| Family Name | F |
| Box Length | 5 1/2 in |
| Media Mapping Style | F |
| Output Torque Rating Range [Max] | 749 lb-in, 84 Nm |
| Washdown Duty | No |
| Media Mapping Output | G |
| Bolt Pattern | 4 3/16 x 2 3/4 |
| Motor Application | General Purpose |
| Lubrication | None |
| Base Mounting Attachment | No Base |
| Base | No |
| Base to Shaft Center Height w/Std. Base Kit | 4.38 in |
| Max. Overhung Load @ 1750 rpm | 500 lb/in |
| Shaft Assembly Code | G |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.38 in |
| Input Configuration | C-Face Quilled |
| Center Distance | 1.75 in |
| Output (Shaft or Bore) Size | 7/8 in |
| Torque Out @ 1750 rpm | 590 in lb |
| Input Power Rating | 0.97 hp, 0.723 kW |
| Reduction Type | Single |
| Output Torque | 590 lb-in |
| Output Torque @ RPM | 590 in lb @ 1750 rpm, 525 in lb @ 1150 rpm |
| Standard | AGMA Service Class I |
| Bolt Center Length x Bolt Center Width | 4 3/16 in x 2 3/4 in |
| Bolt Centers w/ Vertical Base Kits (in) | 7.38 x 4.00 |
| Box Height | 5 3/4 in |
| Output Shaft | Solid |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3 in |
| Housing Material | Cast Iron |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3 1/2 in |
| Bolt Center | 4 3/16 in x 2 3/4 in |
| Use With | 718 |
| Fan Cooled | No |
| Torque Out @ 1150 rpm | 525 in lb |
| Input Motor HP | 1 |
| Style | Right Angle |
| Output Shaft Projection | Solid Left Output |
| Bore Code | B5 |
| Box Width | 5 1/32 in |
| Input HP @ RPM | 0.97 hp @ 1750 rpm, 0.58 hp @ 1150 rpm |
| Output Bore Shaft Dia. | 0.875 in |
| Motor Frame Size | B556C |
| Output RPM @ 1750 rpm Input | 88 rpm |
| Frame | 56C |
| Output Torque Rating Range [Min] | 500 lb-in, 60 Nm |
| Base to Centerline of Input Shaft | 3 13/16 in |
| Max. Thrust Load @ 1150 rpm | 500 lb/in |
| HP @ RPM | 0.75 hp @ 1800 rpm |
| Output Configuration | Left Output |
| Max. Overhung Load @ RPM | 500 lb/in @ 1750 rpm, 500 lb/in @ 1150 rpm |
| Max. Thrust Load @ RPM | 500 lb/in @ 1750 rpm, 500 lb/in @ 1150 rpm |
| Base to Centerline of Output Shaft | 2 1/16 in |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 7.63 x 2.50 |
| Ratio | 20:1 |
| Rated Efficiency | 84% |
| Frame Size | 56C |
| Motor HP | 3/4 hp |
| Output RPM @ Input RPM | 88 rpm @ 1750 rpm |
| Input (Shaft or Bore) Size | 5/8 in |
| Center Distance Code | 718 |
| Weight | 19.1 LB |
| EAN or UPC | 781711519332 |
