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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
| Base to Shaft Center Height w/Vert. "J" Base Kit | 4.75 in |
| Bore Code | B5 |
| Style | Right Angle |
| Motor Frame Size | B556C |
| Base to Shaft Center Height w/Std. Base Kit | 5.81 in |
| Output Bore Shaft Dia. | 1.125 in |
| Motor Application | General Purpose |
| Box Width | 5 29/32 in |
| Frame Size | 56C |
| Series | 700 |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 10.38 x 3.13 |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.63 in |
| Base to Centerline of Input Shaft | 5 9/16 in |
| Washdown Duty | No |
| Standard | AGMA Service Class I |
| Ratio | 20:1 |
| Frame | 56C |
| Input HP @ RPM | 1.63 hp @ 1150 rpm, 2.34 hp @ 1750 rpm |
| Max. Thrust Load @ RPM | 900 lb/in @ 1150 rpm, 900 lb/in @ 1750 rpm |
| Motor HP | 1 hp |
| Base to Shaft Center Height w/High Vert. Base Kit | 5.59 in |
| Max. Thrust Load @ 1150 rpm | 900 lb/in |
| Output Torque Rating Range [Max] | 1499 lb-in, 234 Nm |
| HP @ RPM | 2 hp @ 1800 rpm |
| Bolt Center | 6 3/8 in x 3 3/8 in |
| Box Length | 7 3/8 in |
| Box Height | 8 in |
| Max. Input HP @ 100 rpm | 0.2 hp |
| Output Torque | 1483 lb-in |
| Housing Material | Cast Iron |
| Shaft Assembly Code | J |
| Fan Cooled | No |
| Media Mapping Output | J |
| Bolt Centers w/ Std. Base Kit (in) | 8 x 5 1/4 |
| Worm Position | Universal |
| Max. Overhung Load @ RPM | 1000 lb/in @ 1150 rpm, 1000 lb/in @ 1750 rpm |
| Output Speed | 87.5 rpm |
| Base to Centerline of Output Shaft | 2 15/16 in |
| Bolt Centers w/ Vertical Base Kits (in) | 10.13 x 5.75 |
| Torque Out @ 1150 rpm | 1500 in lb |
| Keyway Size | 3/16 x 3/32 |
| Output Shaft | Solid |
| Input Motor HP | 2 |
| Input (Shaft or Bore) Size | 5/8 in |
| Reduction Type | Single |
| Output RPM @ Input RPM | 88 rpm @ 1750 rpm |
| Output Torque @ RPM | 1483 in lb @ 1750 rpm, 1500 in lb @ 1150 rpm |
| Max. Overhung Load @ 1750 rpm | 1000 lb/in |
| Use With | 726 |
| Input Configuration | C-Face Coupled |
| Media Mapping Style | RF |
| Lubrication | None |
| Family Name | RF |
| Center Distance | 2.625 in |
| Torque Out @ 1750 rpm | 1483 in lb |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Output Configuration | Right Output |
| Output Torque Rating Range [Min] | 1000 lb-in, 160 Nm |
| Center Distance Code | 726 |
| Input Power Rating | 2.34 hp, 1.745 kW |
| Output RPM @ 1750 rpm Input | 87.5 rpm |
| Output (Shaft or Bore) Size | 1 1/8 in |
| Base Mounting Attachment | No Base |
| Rated Efficiency | 88% |
| Material | Cast Iron, Standard Paint |
| Weight | 53.1 LB |
| EAN or UPC | 781711528945 |
