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Boston Gear
RF726-20-B5-J
700 Series 20:1 Ratio J Assembly Single Reduction Worm Gear Reducer Without Base
Item #101872199
- 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
| Series | 700 |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Worm Position | Universal |
| Output (Shaft or Bore) Size | 1 1/8 in |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 10.38 x 3.13 |
| Max. Overhung Load @ 1750 rpm | 1000 lb/in |
| Base to Shaft Center Height w/High Vert. Base Kit | 5.59 in |
| Motor Application | General Purpose |
| Motor HP | 1 hp |
| Torque Out @ 1150 rpm | 1500 in lb |
| Input Power Rating | 2.34 hp, 1.745 kW |
| HP @ RPM | 2 hp @ 1800 rpm |
| Max. Input HP @ 100 rpm | 0.2 hp |
| Base to Centerline of Input Shaft | 5 9/16 in |
| Bolt Centers w/ Vertical Base Kits (in) | 10.13 x 5.75 |
| Base to Centerline of Output Shaft | 2 15/16 in |
| Output Torque | 1483 lb-in |
| Reduction Type | Single |
| Input HP @ RPM | 1.63 hp @ 1150 rpm, 2.34 hp @ 1750 rpm |
| Keyway Size | 3/16 x 3/32 |
| Frame | 56C |
| Bolt Center | 6 3/8 in x 3 3/8 in |
| Bore Code | B5 |
| Max. Thrust Load @ RPM | 900 lb/in @ 1150 rpm, 900 lb/in @ 1750 rpm |
| Use With | 726 |
| Output Bore Shaft Dia. | 1.125 in |
| Frame Size | 56C |
| Shaft Assembly Code | J |
| Media Mapping Style | RF |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.63 in |
| Output Torque Rating Range [Max] | 1499 lb-in, 234 Nm |
| Housing Material | Cast Iron |
| Input Configuration | C-Face Coupled |
| Style | Right Angle |
| Output RPM @ Input RPM | 88 rpm @ 1750 rpm |
| Max. Thrust Load @ 1150 rpm | 900 lb/in |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 4.75 in |
| Washdown Duty | No |
| Input Motor HP | 2 |
| Material | Cast Iron, Standard Paint |
| Input (Shaft or Bore) Size | 5/8 in |
| Ratio | 20:1 |
| Output Shaft | Solid |
| Output Configuration | Right Output |
| Output Torque @ RPM | 1483 in lb @ 1750 rpm, 1500 in lb @ 1150 rpm |
| Box Length | 7 3/8 in |
| Fan Cooled | No |
| Base to Shaft Center Height w/Std. Base Kit | 5.81 in |
| Max. Overhung Load @ RPM | 1000 lb/in @ 1150 rpm, 1000 lb/in @ 1750 rpm |
| Base Mounting Attachment | No Base |
| Bolt Centers w/ Std. Base Kit (in) | 8 x 5 1/4 |
| Box Width | 5 29/32 in |
| Lubrication | None |
| Standard | AGMA Service Class I |
| Rated Efficiency | 88% |
| Output RPM @ 1750 rpm Input | 87.5 rpm |
| Family Name | RF |
| Torque Out @ 1750 rpm | 1483 in lb |
| Box Height | 8 in |
| Center Distance | 2.625 in |
| Media Mapping Output | J |
| Output Torque Rating Range [Min] | 1000 lb-in, 160 Nm |
| Motor Frame Size | B556C |
| Center Distance Code | 726 |
| Output Speed | 87.5 rpm |
| Weight | 53.1 LB |
| EAN or UPC | 781711528945 |
