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