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Boston Gear
RF726-20-B5-H
700 Series 20:1 Ratio H Assembly Single Reduction Worm Gear Reducer Without Base
Item #101871271
- 2 Input Motor hp
- 700 Series
- 2.62 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 | 1483 lb-in |
| Rated Efficiency | 88% |
| Output Torque Rating Range [Max] | 1499 lb-in, 234 Nm |
| Use With | 726 |
| Washdown Duty | No |
| Reduction Type | Single |
| Material | Cast Iron, Standard Paint |
| Max. Overhung Load @ 1750 rpm | 1000 lb/in |
| Center Distance | 2.625 in |
| Output Bore Shaft Dia. | 1.125 in |
| Torque Out @ 1750 rpm | 1483 in lb |
| Bolt Center | 6 3/8 in x 3 3/8 in |
| Output Configuration | Left & Right Output |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Worm Position | Universal |
| Input Power Rating | 2.34 hp, 1.745 kW |
| Input Configuration | C-Face Coupled |
| Base Mounting Attachment | No Base |
| Max. Overhung Load @ RPM | 1000 lb/in @ 1150 rpm, 1000 lb/in @ 1750 rpm |
| Media Mapping Output | H |
| Input Motor HP | 2 |
| Standard | AGMA Service Class I |
| Output Shaft | Solid |
| Bore Code | B5 |
| Series | 700 |
| Box Width | 5 29/32 in |
| Housing Material | Cast Iron |
| Lubrication | None |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.63 in |
| HP @ RPM | 2 hp @ 1800 rpm |
| Output Torque Rating Range [Min] | 1000 lb-in, 160 Nm |
| Ratio | 20:1 |
| Max. Thrust Load @ 1150 rpm | 900 lb/in |
| Fan Cooled | No |
| Style | Right Angle |
| Box Length | 7 3/8 in |
| Bolt Centers w/ Vertical Base Kits (in) | 10.13 x 5.75 |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 10.38 x 3.13 |
| Bolt Centers w/ Std. Base Kit (in) | 8 x 5 1/4 |
| Input HP @ RPM | 1.63 hp @ 1150 rpm, 2.34 hp @ 1750 rpm |
| Frame Size | 56C |
| Output RPM @ 1750 rpm Input | 87.5 rpm |
| Base to Centerline of Output Shaft | 2 15/16 in |
| Family Name | RF |
| Base to Shaft Center Height w/Std. Base Kit | 5.81 in |
| Base to Shaft Center Height w/High Vert. Base Kit | 5.59 in |
| Keyway Size | 3/16 x 3/32 |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 4.75 in |
| Output Speed | 87.5 rpm |
| Shaft Assembly Code | H |
| Torque Out @ 1150 rpm | 1500 in lb |
| Center Distance Code | 726 |
| Frame | 56C |
| Motor Frame Size | B556C |
| Output Torque @ RPM | 1483 in lb @ 1750 rpm, 1500 in lb @ 1150 rpm |
| Max. Thrust Load @ RPM | 900 lb/in @ 1150 rpm, 900 lb/in @ 1750 rpm |
| Base to Centerline of Input Shaft | 5 9/16 in |
| Max. Input HP @ 100 rpm | 0.2 hp |
| Motor Application | General Purpose |
| Input (Shaft or Bore) Size | 5/8 in |
| Motor HP | 1 hp |
| Media Mapping Style | RF |
| Output RPM @ Input RPM | 88 rpm @ 1750 rpm |
| Box Height | 8 in |
| Output (Shaft or Bore) Size | 1 1/8 in |
| Weight | 53.1 LB |
| EAN or UPC | 781711528921 |
