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Boston Gear
RF738-30F-B9-J
700 Series 30:1 Ratio J Assembly Single Reduction Worm Gear Reducer Without Base
Item #101870056
- 3 Input Motor hp
- 700 Series
- 3.75 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
- Must be filled to the proper level with the recommended lubricant for your application before operation
| Keyway Size | 1/4 x 1/8 |
| Output Torque @ RPM | 3757 in lb @ 1750 rpm, 4400 in lb @ 1150 rpm |
| Installed Options | Fan |
| Bolt Centers w/ Std. Base Kit (in) | 10 3/8 x 7 |
| Base Mounting Attachment | No Base |
| Base to Shaft Center Height w/Std. Base Kit | 7 1/2 in |
| Reduction Type | Single |
| Center Distance | 3.75 in |
| Output Speed | 58.3 rpm |
| Output Torque | 3757 lb-in |
| Output (Shaft or Bore) Size | 1 5/8 in |
| Input HP @ RPM | 3.38 hp @ 1150 rpm, 4.23 hp @ 1750 rpm |
| Style | Right Angle |
| Base to Centerline of Input Shaft | 7 5/8 in |
| Torque Out @ 1150 rpm | 4400 in lb |
| Max. Thrust Load @ 1150 rpm | 1300 lb/in |
| Max. Overhung Load @ 1750 rpm | 2000 lb/in |
| Base to Shaft Center Height w/Low Vert. Base Kit | 5 1/4 in |
| Bolt Center | 8 1/2 in x 4 3/4 in |
| Bolt Centers w/ Vertical Base Kits (in) | 13.94 x 8.00 |
| Output RPM @ Input RPM | 58 rpm @ 1750 rpm |
| Worm Position | Universal |
| Family Name | RF |
| Frame | 180TC, 210C |
| Output Bore Shaft Dia. | 1.625 in |
| Input Power Rating | 4.23 hp, 3.154 kW |
| Series | 700 |
| Max. Thrust Load @ RPM | 1300 lb/in @ 1150 rpm, 1300 lb/in @ 1750 rpm |
| Standard | AGMA Service Class II |
| Input (Shaft or Bore) Size | 1 1/8 in |
| Housing Material | Cast Iron |
| Rated Efficiency | 82% |
| Box Height | 10 7/16 in |
| Output Shaft | Solid |
| Input Configuration | C-Face Coupled |
| Input Motor HP | 3 |
| Max. Input HP @ 100 rpm | 0.42 hp |
| Output Torque Rating Range [Max] | 3999 lb-in, 499 Nm |
| Base to Centerline of Output Shaft | 3 7/8 in |
| Shaft Assembly Code | J |
| Base to Shaft Center Height w/High Vert. Base Kit | 7 in |
| Media Mapping Style | RF |
| Center Distance Code | 738 |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Frame Size | 180TC, 210C |
| Media Mapping Output | J |
| HP @ RPM | 3 hp @ 1800 rpm |
| Lubrication | None |
| Fan Cooled | Yes |
| Box Length | 10 in |
| Output RPM @ 1750 rpm Input | 58.33 rpm |
| Washdown Duty | No |
| Output Torque Rating Range [Min] | 3500 lb-in, 400 Nm |
| Motor Frame Size | B9180TC210C |
| Motor HP | 3 hp |
| Ratio | 30:1 |
| Material | Cast Iron, Standard Paint |
| Motor Application | General Purpose |
| Torque Out @ 1750 rpm | 3757 in lb |
| Max. Overhung Load @ RPM | 2000 lb/in @ 1150 rpm, 2000 lb/in @ 1750 rpm |
| Bore Code | B9 |
| Output Configuration | Right Output |
| Box Width | 8 3/8 in |
| Weight | 101.1 LB |
| EAN or UPC | 781711495964 |
