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