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