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Boston Gear
RF718-40-B5-G
700 Series 40:1 Ratio G Assembly Single Reduction Worm Gear Reducer Without Base
Item #101870210
- 0.5 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
caution
- Must be filled to the proper level with the recommended lubricant for your application before operation
| Max. Thrust Load @ 1150 rpm | 500 lb/in |
| Input Power Rating | 0.57 hp, 0.425 kW |
| Motor HP | 0.3333 hp |
| Output (Shaft or Bore) Size | 7/8 in |
| Input HP @ RPM | 0.33 hp @ 1150 rpm, 0.57 hp @ 1750 rpm |
| Center Distance | 1.75 in |
| Input Configuration | C-Face Coupled |
| Output Torque | 609 lb-in |
| Box Length | 5 1/2 in |
| Input Motor HP | 0.50 |
| Bolt Center | 4 3/16 in x 2 3/4 in |
| Output Torque Rating Range [Min] | 500 lb-in, 60 Nm |
| Output Shaft | Solid |
| Bore Code | B5 |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Box Width | 5 1/32 in |
| Rated Efficiency | 74% |
| Family Name | RF |
| Max. Input HP @ 100 rpm | 0.052 hp |
| Bolt Center Length x Bolt Center Width | 4 3/16 in x 2 3/4 in |
| Base to Shaft Center Height w/Std. Base Kit | 4.38 in |
| Shaft Assembly Code | G |
| Housing Material | Cast Iron |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3 in |
| Lubrication | None |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.38 in |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 7.63 x 2.50 |
| Worm Position | Universal |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.5 in |
| Style | Right Angle |
| Output RPM @ 1750 rpm Input | 43.75 rpm |
| Motor Application | General Purpose |
| Standard | AGMA Service Class I |
| Center Distance Code | 718 |
| Max. Overhung Load @ 1750 rpm | 500 lb/in |
| Box Height | 5 3/4 in |
| Torque Out @ 1150 rpm | 525 in lb |
| Use With | 718 |
| Media Mapping Style | RF |
| Reduction Type | Single |
| Input (Shaft or Bore) Size | 5/8 in |
| Torque Out @ 1750 rpm | 609 in lb |
| Frame Size | 56C |
| Media Mapping Output | G |
| Output Bore Shaft Dia. | 0.875 in |
| Series | 700 |
| Output Speed | 43.8 rpm |
| Bolt Centers w/ Std. Base Kit (in) | 5 3/4 x 4 1/2 |
| Frame | 56C |
| Base Mounting Attachment | No Base |
| Output Configuration | Left Output |
| Washdown Duty | No |
| Bolt Centers w/ Vertical Base Kits (in) | 7.38 x 4.00 |
| Ratio | 40:1 |
| Keyway Size | 3/16 x 3/32 |
| Fan Cooled | No |
| Max. Thrust Load @ RPM | 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm |
| Motor Frame Size | B556C |
| HP @ RPM | 0.3333333 hp @ 1200 rpm, 0.3333333 hp @ 1800 rpm |
| Output Torque Rating Range [Max] | 749 lb-in, 84 Nm |
| Material | Cast Iron, Standard Paint |
| Output Torque @ RPM | 525 in lb @ 1150 rpm, 609 in lb @ 1750 rpm |
| Base to Centerline of Output Shaft | 2 1/16 in |
| Base to Centerline of Input Shaft | 3 13/16 in |
| Max. Overhung Load @ RPM | 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm |
| Weight | 27.1 LB |
| EAN or UPC | 781711526866 |
