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