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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
| Center Distance | 1.75 in |
| Max. Thrust Load @ 1150 rpm | 500 lb/in |
| Max. Overhung Load @ RPM | 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm |
| Max. Thrust Load @ RPM | 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm |
| Frame | 56C |
| Rated Efficiency | 72% |
| Output Bore Shaft Dia. | 0.875 in |
| Washdown Duty | No |
| Bolt Center | 4 3/16 in x 2 3/4 in |
| Frame Size | 56C |
| Output RPM @ Input RPM | 35 rpm @ 1750 rpm |
| Material | Cast Iron, Standard Paint |
| HP @ RPM | 0.1666667 hp @ 1200 rpm, 0.3333333 hp @ 1800 rpm |
| Box Width | 5 1/32 in |
| Standard | AGMA Service Class II |
| Output Torque | 573 lb-in |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.38 in |
| Media Mapping Style | RF |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3 in |
| Worm Position | Universal |
| Use With | 718 |
| Input Motor HP | 0.33 |
| Family Name | RF |
| Housing Material | Cast Iron |
| Input HP @ RPM | 0.24 hp @ 1150 rpm, 0.44 hp @ 1750 rpm |
| Output (Shaft or Bore) Size | 7/8 in |
| Ratio | 50:1 |
| Media Mapping Output | G |
| Motor Frame Size | B556C |
| Style | Right Angle |
| Input Configuration | C-Face Coupled |
| Torque Out @ 1150 rpm | 470 in lb |
| Base to Centerline of Input Shaft | 3 13/16 in |
| Box Height | 5 3/4 in |
| Output Torque Rating Range [Min] | 500 lb-in, 60 Nm |
| Lubrication | None |
| Output Torque @ RPM | 470 in lb @ 1150 rpm, 573 in lb @ 1750 rpm |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.5 in |
| Base Mounting Attachment | No Base |
| Output Shaft | Solid |
| Bore Code | B5 |
| Output Configuration | Left Output |
| Center Distance Code | 718 |
| Keyway Size | 3/16 x 3/32 |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Bolt Center Length x Bolt Center Width | 4 3/16 in x 2 3/4 in |
| Input (Shaft or Bore) Size | 5/8 in |
| Max. Overhung Load @ 1750 rpm | 500 lb/in |
| Series | 700 |
| Output RPM @ 1750 rpm Input | 35 rpm |
| Fan Cooled | No |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 7.63 x 2.50 |
| Motor Application | General Purpose |
| Torque Out @ 1750 rpm | 573 in lb |
| Box Length | 5 1/2 in |
| Max. Input HP @ 100 rpm | 0.038 hp |
| Output Speed | 35 rpm |
| Base to Centerline of Output Shaft | 2 1/16 in |
| Base to Shaft Center Height w/Std. Base Kit | 4.38 in |
| Reduction Type | Single |
| Bolt Centers w/ Vertical Base Kits (in) | 7.38 x 4.00 |
| Shaft Assembly Code | G |
| Bolt Centers w/ Std. Base Kit (in) | 5 3/4 x 4 1/2 |
| Motor HP | 0.3333 hp |
| Input Power Rating | 0.44 hp, 0.328 kW |
| Output Torque Rating Range [Max] | 749 lb-in, 84 Nm |
| Weight | 27.1 LB |
| EAN or UPC | 781711526897 |
