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Boston Gear
RF718-5-B5-H
700 Series 5:1 Ratio H Assembly Single Reduction Worm Gear Reducer Without Base
Item #101873223
- 2 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
| Base Mounting Attachment | No Base |
| Shaft Assembly Code | H |
| Frame Size | 56C |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Center Distance Code | 718 |
| Series | 700 |
| Output RPM @ 1750 rpm Input | 350 rpm |
| Output Shaft | Solid |
| Max. Overhung Load @ RPM | 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm |
| Rated Efficiency | 94% |
| Worm Position | Universal |
| Input (Shaft or Bore) Size | 5/8 in |
| Max. Thrust Load @ 1150 rpm | 500 lb/in |
| Torque Out @ 1750 rpm | 432 in lb |
| Motor Application | General Purpose |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3 in |
| Ratio | 5:1 |
| Style | Right Angle |
| Output Bore Shaft Dia. | 0.875 in |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.5 in |
| Output Configuration | Left & Right Output |
| Output Torque Rating Range [Min] | 300 lb-in, 35 Nm |
| Max. Input HP @ 100 rpm | 0.17 hp |
| HP @ RPM | 2 hp @ 1800 rpm |
| Bolt Centers w/ Vertical Base Kits (in) | 7.38 x 4.00 |
| Max. Overhung Load @ 1750 rpm | 500 lb/in |
| Output (Shaft or Bore) Size | 7/8 in |
| Max. Thrust Load @ RPM | 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm |
| Box Width | 5 1/32 in |
| Family Name | RF |
| Washdown Duty | No |
| Output Torque | 432 lb-in |
| Fan Cooled | No |
| Input HP @ RPM | 1.42 hp @ 1150 rpm, 2.55 hp @ 1750 rpm |
| Output RPM @ Input RPM | 350 rpm @ 1750 rpm |
| Reduction Type | Single |
| Box Length | 5 1/2 in |
| Standard | AGMA Service Class II |
| 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 |
| Input Power Rating | 2.55 hp, 1.902 kW |
| Base to Centerline of Output Shaft | 2 1/16 in |
| Media Mapping Style | RF |
| Base to Centerline of Input Shaft | 3 13/16 in |
| Use With | 718 |
| Torque Out @ 1150 rpm | 350 in lb |
| Output Speed | 350 rpm |
| Base to Shaft Center Height w/Std. Base Kit | 4.38 in |
| Motor HP | 1 hp |
| Bolt Center | 4 3/16 in x 2 3/4 in |
| Bolt Centers w/ Std. Base Kit (in) | 5 3/4 x 4 1/2 |
| Output Torque @ RPM | 350 in lb @ 1150 rpm, 432 in lb @ 1750 rpm |
| Material | Cast Iron, Standard Paint |
| Motor Frame Size | B556C |
| Frame | 56C |
| Housing Material | Cast Iron |
| Keyway Size | 3/16 x 3/32 |
| Box Height | 5 3/4 in |
| Center Distance | 1.75 in |
| Input Motor HP | 2 |
| Output Torque Rating Range [Max] | 499 lb-in, 59 Nm |
| Lubrication | None |
| Media Mapping Output | H |
| Bore Code | B5 |
| Bolt Center Length x Bolt Center Width | 4 3/16 in x 2 3/4 in |
| Input Configuration | C-Face Coupled |
| Weight | 27.1 LB |
| EAN or UPC | 781711526699 |
