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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
| Bore Code | B5 |
| Torque Out @ 1150 rpm | 1500 in lb |
| Output Shaft | Solid |
| Input Motor HP | 2 |
| Motor HP | 1 hp |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 4.75 in |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Rated Efficiency | 88% |
| Base to Shaft Center Height w/Std. Base Kit | 5.81 in |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.63 in |
| Max. Thrust Load @ 1150 rpm | 900 lb/in |
| Bolt Centers w/ Vertical Base Kits (in) | 10.13 x 5.75 |
| Use With | 726 |
| Max. Input HP @ 100 rpm | 0.2 hp |
| Series | 700 |
| Family Name | RF |
| Frame Size | 56C |
| HP @ RPM | 2 hp @ 1800 rpm |
| Frame | 56C |
| Output Torque Rating Range [Max] | 1499 lb-in, 234 Nm |
| Max. Overhung Load @ RPM | 1000 lb/in @ 1150 rpm, 1000 lb/in @ 1750 rpm |
| 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 |
| Media Mapping Style | RF |
| Worm Position | Universal |
| Input Configuration | C-Face Coupled |
| Output Configuration | Left & Right Output |
| Shaft Assembly Code | H |
| Box Height | 8 in |
| Media Mapping Output | H |
| Output (Shaft or Bore) Size | 1 1/8 in |
| Output Torque @ RPM | 1483 in lb @ 1750 rpm, 1500 in lb @ 1150 rpm |
| Standard | AGMA Service Class I |
| Style | Right Angle |
| Box Width | 5 29/32 in |
| Output RPM @ Input RPM | 88 rpm @ 1750 rpm |
| Max. Thrust Load @ RPM | 900 lb/in @ 1150 rpm, 900 lb/in @ 1750 rpm |
| Base Mounting Attachment | No Base |
| Base to Shaft Center Height w/High Vert. Base Kit | 5.59 in |
| Output RPM @ 1750 rpm Input | 87.5 rpm |
| Base to Centerline of Input Shaft | 5 9/16 in |
| Output Torque Rating Range [Min] | 1000 lb-in, 160 Nm |
| Output Speed | 87.5 rpm |
| Material | Cast Iron, Standard Paint |
| Input Power Rating | 2.34 hp, 1.745 kW |
| Output Bore Shaft Dia. | 1.125 in |
| Bolt Center | 6 3/8 in x 3 3/8 in |
| Washdown Duty | No |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 10.38 x 3.13 |
| Base to Centerline of Output Shaft | 2 15/16 in |
| Max. Overhung Load @ 1750 rpm | 1000 lb/in |
| Motor Application | General Purpose |
| Fan Cooled | No |
| Ratio | 20:1 |
| Lubrication | None |
| Box Length | 7 3/8 in |
| Center Distance Code | 726 |
| Reduction Type | Single |
| Housing Material | Cast Iron |
| Torque Out @ 1750 rpm | 1483 in lb |
| Keyway Size | 3/16 x 3/32 |
| Input (Shaft or Bore) Size | 5/8 in |
| Center Distance | 2.625 in |
| Output Torque | 1483 lb-in |
| Motor Frame Size | B556C |
| Weight | 53.1 LB |
| EAN or UPC | 781711528921 |
