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