Find a Service Center
Boston Gear
RF738-30F-B9-H
700 Series 30:1 Ratio H Assembly Single Reduction Worm Gear Reducer Without Base
Item #101853769
- 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
| Material | Cast Iron, Standard Paint |
| Output RPM @ 1750 rpm Input | 58.33 rpm |
| Lubrication | None |
| Output Speed | 58.3 rpm |
| Motor Frame Size | B9180TC210C |
| Housing Material | Cast Iron |
| Output Shaft | Solid |
| Base to Shaft Center Height w/High Vert. Base Kit | 7 in |
| Keyway Size | 1/4 x 1/8 |
| Worm Position | Universal |
| Output (Shaft or Bore) Size | 1 5/8 in |
| Ratio | 30:1 |
| Torque Out @ 1150 rpm | 4400 in lb |
| Standard | AGMA Service Class II |
| Base Mounting Attachment | No Base |
| Output Bore Shaft Dia. | 1.625 in |
| Input Power Rating | 4.23 hp, 3.154 kW |
| Center Distance | 3.75 in |
| Max. Thrust Load @ 1150 rpm | 1300 lb/in |
| Output Configuration | Left & Right Output |
| Series | 700 |
| Motor Application | General Purpose |
| Output Torque | 3757 lb-in |
| Box Length | 10 in |
| Box Width | 8 3/8 in |
| Input Motor HP | 3 |
| Rated Efficiency | 82% |
| Output Torque Rating Range [Max] | 3999 lb-in, 499 Nm |
| Bolt Centers w/ Vertical Base Kits (in) | 13.94 x 8.00 |
| Input HP @ RPM | 3.38 hp @ 1150 rpm, 4.23 hp @ 1750 rpm |
| Base to Centerline of Input Shaft | 7 5/8 in |
| Style | Right Angle |
| Output Torque @ RPM | 3757 in lb @ 1750 rpm, 4400 in lb @ 1150 rpm |
| Motor HP | 3 hp |
| Bore Code | B9 |
| Media Mapping Style | RF |
| Shaft Assembly Code | H |
| Installed Options | Fan |
| Fan Cooled | Yes |
| Family Name | RF |
| Frame Size | 180TC, 210C |
| Box Height | 10 7/16 in |
| Bolt Center | 8 1/2 in x 4 3/4 in |
| Max. Input HP @ 100 rpm | 0.42 hp |
| Media Mapping Output | H |
| Base to Shaft Center Height w/Low Vert. Base Kit | 5 1/4 in |
| Torque Out @ 1750 rpm | 3757 in lb |
| Max. Overhung Load @ RPM | 2000 lb/in @ 1150 rpm, 2000 lb/in @ 1750 rpm |
| Output RPM @ Input RPM | 58 rpm @ 1750 rpm |
| Washdown Duty | No |
| Center Distance Code | 738 |
| Output Torque Rating Range [Min] | 3500 lb-in, 400 Nm |
| HP @ RPM | 3 hp @ 1800 rpm |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Input Configuration | C-Face Coupled |
| Bolt Centers w/ Std. Base Kit (in) | 10 3/8 x 7 |
| Input (Shaft or Bore) Size | 1 1/8 in |
| Reduction Type | Single |
| Max. Thrust Load @ RPM | 1300 lb/in @ 1150 rpm, 1300 lb/in @ 1750 rpm |
| Base to Shaft Center Height w/Std. Base Kit | 7 1/2 in |
| Max. Overhung Load @ 1750 rpm | 2000 lb/in |
| Base to Centerline of Output Shaft | 3 7/8 in |
| Frame | 180TC, 210C |
| Weight | 101.1 LB |
| EAN or UPC | 781711495957 |
