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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
| Motor HP | 1 hp |
| Output Torque Rating Range [Min] | 1000 lb-in, 160 Nm |
| Output Torque Rating Range [Max] | 1499 lb-in, 234 Nm |
| Frame Size | 56C |
| Material | Cast Iron, Standard Paint |
| Max. Overhung Load @ 1750 rpm | 1000 lb/in |
| Housing Material | Cast Iron |
| Shaft Assembly Code | H |
| Input HP @ RPM | 1.63 hp @ 1150 rpm, 2.34 hp @ 1750 rpm |
| Box Length | 7 3/8 in |
| Frame | 56C |
| Output Configuration | Left & Right Output |
| Input Power Rating | 2.34 hp, 1.745 kW |
| Center Distance Code | 726 |
| Use With | 726 |
| Output Torque | 1483 lb-in |
| Output Torque @ RPM | 1483 in lb @ 1750 rpm, 1500 in lb @ 1150 rpm |
| Series | 700 |
| Torque Out @ 1150 rpm | 1500 in lb |
| Input Configuration | C-Face Coupled |
| HP @ RPM | 2 hp @ 1800 rpm |
| Box Width | 5 29/32 in |
| Media Mapping Output | H |
| Keyway Size | 3/16 x 3/32 |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 10.38 x 3.13 |
| Base to Shaft Center Height w/Std. Base Kit | 5.81 in |
| Ratio | 20:1 |
| Reduction Type | Single |
| Output (Shaft or Bore) Size | 1 1/8 in |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.63 in |
| Max. Overhung Load @ RPM | 1000 lb/in @ 1150 rpm, 1000 lb/in @ 1750 rpm |
| Rated Efficiency | 88% |
| Output Shaft | Solid |
| Fan Cooled | No |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 4.75 in |
| Torque Out @ 1750 rpm | 1483 in lb |
| Base Mounting Attachment | No Base |
| Max. Thrust Load @ 1150 rpm | 900 lb/in |
| Base to Centerline of Input Shaft | 5 9/16 in |
| Bore Code | B5 |
| Bolt Centers w/ Std. Base Kit (in) | 8 x 5 1/4 |
| Base to Shaft Center Height w/High Vert. Base Kit | 5.59 in |
| Washdown Duty | No |
| Style | Right Angle |
| Output Speed | 87.5 rpm |
| Motor Application | General Purpose |
| Media Mapping Style | RF |
| Input (Shaft or Bore) Size | 5/8 in |
| Standard | AGMA Service Class I |
| Max. Thrust Load @ RPM | 900 lb/in @ 1150 rpm, 900 lb/in @ 1750 rpm |
| Center Distance | 2.625 in |
| Output RPM @ 1750 rpm Input | 87.5 rpm |
| Bolt Centers w/ Vertical Base Kits (in) | 10.13 x 5.75 |
| Output Bore Shaft Dia. | 1.125 in |
| Max. Input HP @ 100 rpm | 0.2 hp |
| Family Name | RF |
| Output RPM @ Input RPM | 88 rpm @ 1750 rpm |
| Box Height | 8 in |
| Base to Centerline of Output Shaft | 2 15/16 in |
| Lubrication | None |
| Worm Position | Universal |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Bolt Center | 6 3/8 in x 3 3/8 in |
| Input Motor HP | 2 |
| Motor Frame Size | B556C |
| Weight | 53.1 LB |
| EAN or UPC | 781711528921 |
