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Boston Gear
RF718-5-B5-J
700 Series 5:1 Ratio J Assembly Single Reduction Worm Gear Reducer Without Base
Item #101872279
- 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
| Output Torque Rating Range [Min] | 300 lb-in, 35 Nm |
| Keyway Size | 3/16 x 3/32 |
| Motor Application | General Purpose |
| Center Distance | 1.75 in |
| Output Configuration | Right Output |
| Output Torque | 432 lb-in |
| Torque Out @ 1750 rpm | 432 in lb |
| Reduction Type | Single |
| Base to Centerline of Output Shaft | 2 1/16 in |
| Output RPM @ 1750 rpm Input | 350 rpm |
| Standard | AGMA Service Class II |
| Max. Overhung Load @ 1750 rpm | 500 lb/in |
| Rated Efficiency | 94% |
| Max. Overhung Load @ RPM | 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm |
| Output Shaft | Solid |
| Box Length | 5 1/2 in |
| Media Mapping Output | J |
| Worm Position | Universal |
| Motor HP | 1 hp |
| Max. Input HP @ 100 rpm | 0.17 hp |
| Bolt Centers w/ Vertical Base Kits (in) | 7.38 x 4.00 |
| Washdown Duty | No |
| Shaft Assembly Code | J |
| Input Motor HP | 2 |
| Bore Code | B5 |
| Housing Material | Cast Iron |
| Output Torque Rating Range [Max] | 499 lb-in, 59 Nm |
| Center Distance Code | 718 |
| Output Bore Shaft Dia. | 0.875 in |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3 in |
| Input HP @ RPM | 1.42 hp @ 1150 rpm, 2.55 hp @ 1750 rpm |
| Frame | 56C |
| Output (Shaft or Bore) Size | 7/8 in |
| Frame Size | 56C |
| Box Height | 5 3/4 in |
| Bolt Center | 4 3/16 in x 2 3/4 in |
| Material | Cast Iron, Standard Paint |
| HP @ RPM | 2 hp @ 1800 rpm |
| Bolt Centers w/ Std. Base Kit (in) | 5 3/4 x 4 1/2 |
| Lubrication | None |
| Input (Shaft or Bore) Size | 5/8 in |
| Motor Frame Size | B556C |
| Output RPM @ Input RPM | 350 rpm @ 1750 rpm |
| Fan Cooled | No |
| Base to Shaft Center Height w/Std. Base Kit | 4.38 in |
| Input Configuration | C-Face Coupled |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 7.63 x 2.50 |
| Input Power Rating | 2.55 hp, 1.902 kW |
| Torque Out @ 1150 rpm | 350 in lb |
| Max. Thrust Load @ 1150 rpm | 500 lb/in |
| Style | Right Angle |
| Output Speed | 350 rpm |
| Output Torque @ RPM | 350 in lb @ 1150 rpm, 432 in lb @ 1750 rpm |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.5 in |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.38 in |
| Media Mapping Style | RF |
| Box Width | 5 1/32 in |
| Ratio | 5:1 |
| Family Name | RF |
| Base to Centerline of Input Shaft | 3 13/16 in |
| Use With | 718 |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Max. Thrust Load @ RPM | 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm |
| Base Mounting Attachment | No Base |
| Bolt Center Length x Bolt Center Width | 4 3/16 in x 2 3/4 in |
| Series | 700 |
| Weight | 27.1 LB |
| EAN or UPC | 781711526705 |
