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Boston Gear
RF718-30-B5-J
700 Series 30:1 Ratio J Assembly Single Reduction Worm Gear Reducer Without Base
Item #101872093
- 0.5 Input Motor hp
- 700 Series
- 1.75 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
- Mounting of speed reducers in overhead positions may be hazardous
- Use of external guides or supports is strongly recommended for overhead mounting.
| Max. Overhung Load @ RPM | 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm |
| Frame | 56C |
| Bore Code | B5 |
| Output Bore Shaft Dia. | 0.875 in |
| Center Distance | 1.75 in |
| Box Length | 5 1/2 in |
| Input (Shaft or Bore) Size | 5/8 in |
| Frame Size | 56C |
| Use With | 718 |
| Washdown Duty | No |
| Housing Material | Cast Iron |
| Motor HP | 1/2 hp |
| Output Shaft | Solid |
| Input Motor HP | 0.50 |
| Base to Centerline of Output Shaft | 2 1/16 in |
| Box Height | 5 3/4 in |
| Base to Shaft Center Height w/Std. Base Kit | 4.38 in |
| Shaft Assembly Code | J |
| Output Speed | 58.3 rpm |
| Style | Right Angle |
| Center Distance Code | 718 |
| Series | 700 |
| Lubrication | None |
| Max. Thrust Load @ RPM | 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm |
| Reduction Type | Single |
| Motor Application | General Purpose |
| Standard | AGMA Service Class II |
| Fan Cooled | No |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3 in |
| Output Torque @ RPM | 530 in lb @ 1150 rpm, 573 in lb @ 1750 rpm |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Family Name | RF |
| Material | Cast Iron, Standard Paint |
| Input HP @ RPM | 0.4 hp @ 1150 rpm, 0.65 hp @ 1750 rpm |
| Max. Input HP @ 100 rpm | 0.057 hp |
| Max. Thrust Load @ 1150 rpm | 500 lb/in |
| Output RPM @ Input RPM | 58 rpm @ 1750 rpm |
| Bolt Centers w/ Vertical Base Kits (in) | 7.38 x 4.00 |
| Worm Position | Universal |
| Rated Efficiency | 82% |
| Output Torque | 573 lb-in |
| Input Configuration | C-Face Coupled |
| Bolt Center | 4 3/16 in x 2 3/4 in |
| Keyway Size | 3/16 x 3/32 |
| Output Torque Rating Range [Max] | 749 lb-in, 84 Nm |
| Bolt Centers w/ Std. Base Kit (in) | 5 3/4 x 4 1/2 |
| Output Torque Rating Range [Min] | 500 lb-in, 60 Nm |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 7.63 x 2.50 |
| Base to Centerline of Input Shaft | 3 13/16 in |
| Base Mounting Attachment | No Base |
| Output RPM @ 1750 rpm Input | 58.33 rpm |
| Ratio | 30:1 |
| Torque Out @ 1150 rpm | 530 in lb |
| Bolt Center Length x Bolt Center Width | 4 3/16 in x 2 3/4 in |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.38 in |
| Motor Frame Size | B556C |
| HP @ RPM | 0.3333333 hp @ 1200 rpm, 0.5 hp @ 1800 rpm |
| Box Width | 5 1/32 in |
| Output Configuration | Right Output |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.5 in |
| Media Mapping Output | J |
| Torque Out @ 1750 rpm | 573 in lb |
| Media Mapping Style | RF |
| Output (Shaft or Bore) Size | 7/8 in |
| Input Power Rating | 0.65 hp, 0.485 kW |
| Max. Overhung Load @ 1750 rpm | 500 lb/in |
| Weight | 27.1 LB |
| EAN or UPC | 781711526859 |
