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Boston Gear
RF718-50-B5-G
700 Series 50:1 Ratio G Assembly Single Reduction Worm Gear Reducer Without Base
Item #101870562
- 0.33 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
| Bolt Center Length x Bolt Center Width | 4 3/16 in x 2 3/4 in |
| Output Shaft | Solid |
| Reduction Type | Single |
| Output Torque @ RPM | 470 in lb @ 1150 rpm, 573 in lb @ 1750 rpm |
| Ratio | 50:1 |
| Series | 700 |
| Output Speed | 35 rpm |
| Center Distance Code | 718 |
| Output RPM @ Input RPM | 35 rpm @ 1750 rpm |
| Box Width | 5 1/32 in |
| Washdown Duty | No |
| Input Motor HP | 0.33 |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 7.63 x 2.50 |
| Rated Efficiency | 72% |
| Output Torque | 573 lb-in |
| Base to Centerline of Input Shaft | 3 13/16 in |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Motor HP | 0.3333 hp |
| Worm Position | Universal |
| Housing Material | Cast Iron |
| Media Mapping Style | RF |
| Max. Thrust Load @ 1150 rpm | 500 lb/in |
| Center Distance | 1.75 in |
| Base to Shaft Center Height w/Std. Base Kit | 4.38 in |
| Input (Shaft or Bore) Size | 5/8 in |
| Frame | 56C |
| Bolt Center | 4 3/16 in x 2 3/4 in |
| Base Mounting Attachment | No Base |
| Bolt Centers w/ Vertical Base Kits (in) | 7.38 x 4.00 |
| Bolt Centers w/ Std. Base Kit (in) | 5 3/4 x 4 1/2 |
| Fan Cooled | No |
| Style | Right Angle |
| Use With | 718 |
| Box Height | 5 3/4 in |
| Material | Cast Iron, Standard Paint |
| Input Power Rating | 0.44 hp, 0.328 kW |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3 in |
| Motor Frame Size | B556C |
| Torque Out @ 1750 rpm | 573 in lb |
| Keyway Size | 3/16 x 3/32 |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.38 in |
| Torque Out @ 1150 rpm | 470 in lb |
| Output Torque Rating Range [Max] | 749 lb-in, 84 Nm |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.5 in |
| Max. Overhung Load @ 1750 rpm | 500 lb/in |
| Max. Input HP @ 100 rpm | 0.038 hp |
| Input Configuration | C-Face Coupled |
| Frame Size | 56C |
| Media Mapping Output | G |
| Standard | AGMA Service Class II |
| Shaft Assembly Code | G |
| Box Length | 5 1/2 in |
| Motor Application | General Purpose |
| HP @ RPM | 0.1666667 hp @ 1200 rpm, 0.3333333 hp @ 1800 rpm |
| Max. Thrust Load @ RPM | 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm |
| Input HP @ RPM | 0.24 hp @ 1150 rpm, 0.44 hp @ 1750 rpm |
| Output Torque Rating Range [Min] | 500 lb-in, 60 Nm |
| Output (Shaft or Bore) Size | 7/8 in |
| Max. Overhung Load @ RPM | 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm |
| Output Configuration | Left Output |
| Output Bore Shaft Dia. | 0.875 in |
| Output RPM @ 1750 rpm Input | 35 rpm |
| Family Name | RF |
| Lubrication | None |
| Bore Code | B5 |
| Base to Centerline of Output Shaft | 2 1/16 in |
| Weight | 27.1 LB |
| EAN or UPC | 781711526897 |
