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Boston Gear
732-20F-J
700 Series 20:1 Ratio J Assembly Single Reduction Worm Gear Reducer Without Base
Item #101871116
- 3 Input Motor hp
- 700 Series
- 3.25 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
| Shaft Assembly Code | J |
| Max. Input HP @ 100 rpm | 0.41 hp |
| Fan Cooled | Yes |
| Input Motor HP | 3 |
| Output Torque Rating Range [Min] | 2500 lb-in, 310 Nm |
| Output Torque | 2858 lb-in |
| Output Shaft | Solid |
| Base to Shaft Center Height w/Low Vert. Base Kit | 4.69 in |
| Output RPM @ Input RPM | 88 rpm @ 1750 rpm |
| Output Torque @ RPM | 2558 in lb @ 1750 rpm, 3000 in lb @ 1150 rpm |
| HP @ RPM | 3 hp @ 1800 rpm |
| Ratio | 20:1 |
| Max. Overhung Load @ RPM | 1300 lb/in @ 1150 rpm, 1300 lb/in @ 1750 rpm |
| Base to Centerline of Output Shaft | 3 1/2 in |
| Max. Thrust Load @ RPM | 1100 lb/in @ 1150 rpm, 1100 lb/in @ 1750 rpm |
| Output (Shaft or Bore) Size | 1 3/8 in |
| Bolt Centers w/ Std. Base Kit (in) | 9 1/2 x 6 1/8 |
| Family Name | Std Unit |
| Output Shaft Projection | Solid Right Output |
| Box Length | 9 in |
| Box Height | 9 3/8 in |
| Base to Shaft Center Height w/Std. Base Kit | 6 3/4 in |
| Lubrication | None |
| Output Torque Rating Range [Max] | 3499 lb-in, 399 Nm |
| Input Configuration | Shaft Input |
| Frame Size | Shaft Input, Not a C-Face |
| Center Distance | 3.25 in |
| Max. Thrust Load @ 1150 rpm | 1100 lb/in |
| Output Configuration | Right Output |
| Output Bore Shaft Dia. | 1.375 in |
| Base Mounting Attachment | No Base |
| Max. Overhung Load @ 1750 rpm | 1300 lb/in |
| Center Distance Code | 732 |
| Input (Shaft or Bore) Size | 7/8 in |
| Washdown Duty | No |
| Base to Centerline of Input Shaft | 6 3/4 in |
| Bolt Center | 9 1/2 in x 6 1/8 in |
| Base to Shaft Center Height w/High Vert. Base Kit | 6 1/4 in |
| Output RPM @ 1750 rpm Input | 87.5 rpm |
| Series | 700 |
| Box Width | 5 7/8 in |
| Housing Material | Cast Iron |
| Standard | AGMA Service Class II |
| Reduction Type | Single |
| Use With | 732 |
| Input Power Rating | 4.63 hp, 3.453 kW |
| Input HP @ RPM | 3.2 hp @ 1150 rpm, 4.63 hp @ 1750 rpm |
| Torque Out @ 1150 rpm | 3000 in lb |
| Rated Efficiency | 86% |
| Motor Application | General Purpose |
| Torque Out @ 1750 rpm | 2558 in lb |
| Media Mapping Output | J |
| Worm Position | Universal |
| Bolt Centers w/ Vertical Base Kits (in) | 11.88 x 6.13 |
| Style | Right Angle |
| Output Speed | 87.5 rpm |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Frame | N/A |
| Material | Cast Iron, Standard Paint |
| Weight | 66.1 LB |
| EAN or UPC | 781711533970 |
