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Boston Gear
RF718-40-B5-H
700 Series 40:1 Ratio H Assembly Single Reduction Worm Gear Reducer Without Base
Item #101872280
- 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
| Box Height | 5 3/4 in |
| Output Shaft | Solid |
| Keyway Size | 3/16 x 3/32 |
| Output (Shaft or Bore) Size | 7/8 in |
| Output Configuration | Left & Right Output |
| Family Name | RF |
| HP @ RPM | 0.3333333 hp @ 1200 rpm, 0.3333333 hp @ 1800 rpm |
| Washdown Duty | No |
| Max. Input HP @ 100 rpm | 0.052 hp |
| Output RPM @ 1750 rpm Input | 43.75 rpm |
| Bolt Center Length x Bolt Center Width | 4 3/16 in x 2 3/4 in |
| Motor Application | General Purpose |
| Standard | AGMA Service Class I |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3 in |
| Center Distance Code | 718 |
| Max. Overhung Load @ RPM | 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 7.63 x 2.50 |
| Lubrication | None |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.5 in |
| Material | Cast Iron, Standard Paint |
| Output Torque Rating Range [Max] | 749 lb-in, 84 Nm |
| Reduction Type | Single |
| Max. Overhung Load @ 1750 rpm | 500 lb/in |
| Shaft Assembly Code | H |
| Use With | 718 |
| Frame Size | 56C |
| Torque Out @ 1750 rpm | 609 in lb |
| Input Configuration | C-Face Coupled |
| Housing Material | Cast Iron |
| Motor HP | 0.3333 hp |
| Rated Efficiency | 74% |
| Output Torque | 609 lb-in |
| Input (Shaft or Bore) Size | 5/8 in |
| Media Mapping Style | RF |
| Input Power Rating | 0.57 hp, 0.425 kW |
| Base to Centerline of Output Shaft | 2 1/16 in |
| Bolt Centers w/ Std. Base Kit (in) | 5 3/4 x 4 1/2 |
| Output Torque Rating Range [Min] | 500 lb-in, 60 Nm |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.38 in |
| Base to Shaft Center Height w/Std. Base Kit | 4.38 in |
| Frame | 56C |
| Fan Cooled | No |
| Style | Right Angle |
| Media Mapping Output | H |
| Bore Code | B5 |
| Series | 700 |
| Input Motor HP | 0.50 |
| Input HP @ RPM | 0.33 hp @ 1150 rpm, 0.57 hp @ 1750 rpm |
| Torque Out @ 1150 rpm | 525 in lb |
| Base Mounting Attachment | No Base |
| Bolt Centers w/ Vertical Base Kits (in) | 7.38 x 4.00 |
| Output RPM @ Input RPM | 44 rpm @ 1750 rpm |
| Box Width | 5 1/32 in |
| Motor Frame Size | B556C |
| Box Length | 5 1/2 in |
| Max. Thrust Load @ 1150 rpm | 500 lb/in |
| Center Distance | 1.75 in |
| Output Bore Shaft Dia. | 0.875 in |
| Ratio | 40:1 |
| Bolt Center | 4 3/16 in x 2 3/4 in |
| Output Speed | 43.8 rpm |
| Worm Position | Universal |
| Output Torque @ RPM | 525 in lb @ 1150 rpm, 609 in lb @ 1750 rpm |
| Max. Thrust Load @ RPM | 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm |
| Base to Centerline of Input Shaft | 3 13/16 in |
| Weight | 27.1 LB |
| EAN or UPC | 781711526873 |
