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Boston Gear
F7724-20-B7-J
700 Series 20:1 Ratio J Assembly Single Reduction Worm Gear Reducer Without Base
Item #101834961
- 2 Input Motor hp
- 700 Series
- 2.38 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
| Center Distance | 2.375 in |
| Output Torque @ RPM | 1160 in lb @ 1150 rpm, 1233 in lb @ 1750 rpm |
| Washdown Duty | No |
| Max. Overhung Load @ RPM | 900 lb/in @ 1150 rpm, 900 lb/in @ 1750 rpm |
| Frame | 140TC, 180C |
| Output RPM @ Input RPM | 88 rpm @ 1750 rpm |
| Center Distance Code | 724 |
| Bolt Centers w/ Std. Base Kit (in) | 7 1/16 x 4 7/8 |
| Max. Input HP @ 100 rpm | 0.17 hp |
| Max. Overhung Load @ 1750 rpm | 900 lb/in |
| Base Mounting Attachment | No Base |
| Lubrication | None |
| Input (Shaft or Bore) Size | 7/8 in |
| Box Length | 6 3/8 in |
| Input HP @ RPM | 1.27 hp @ 1150 rpm, 1.95 hp @ 1750 rpm |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.38 in |
| Keyway Size | 3/16 x 3/32 |
| Output Torque | 1233 lb-in |
| Input Motor HP | 2 |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 9.19 x 2.88 |
| Media Mapping Style | F |
| Max. Thrust Load @ 1150 rpm | 900 lb/in |
| Family Name | F |
| Output Shaft | Solid |
| Bore Code | B7 |
| Base to Shaft Center Height w/Std. Base Kit | 5.19 in |
| Output Torque Rating Range [Min] | 1000 lb-in, 110 Nm |
| Use With | 724 |
| Rated Efficiency | 88% |
| Shaft Assembly Code | J |
| Media Mapping Output | J |
| Output RPM @ 1750 rpm Input | 87.5 rpm |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Input Configuration | C-Face Quilled |
| Series | 700 |
| Base to Shaft Center Height w/High Vert. Base Kit | 5 1/4 in |
| HP @ RPM | 1.5 hp @ 1800 rpm |
| Output (Shaft or Bore) Size | 1 1/8 in |
| Style | Right Angle |
| Output Shaft Projection | Solid Right Output |
| Base to Centerline of Output Shaft | 2.5 in |
| Input Power Rating | 1.95 hp, 1.454 kW |
| Torque Out @ 1750 rpm | 1233 in lb |
| Output Configuration | Right Output |
| Base to Centerline of Input Shaft | 4.875 in |
| Output Torque Rating Range [Max] | 1499 lb-in, 159 Nm |
| Torque Out @ 1150 rpm | 1160 in lb |
| Material | Cast Iron, Standard Paint |
| Worm Position | Universal |
| Motor HP | 1 1/2 hp |
| Motor Application | General Purpose |
| Motor Frame Size | B7140TC180C |
| Box Height | 6 15/16 in |
| Ratio | 20:1 |
| Frame Size | 140TC, 180C |
| Output Speed | 87.5 rpm |
| Max. Thrust Load @ RPM | 900 lb/in @ 1150 rpm, 900 lb/in @ 1750 rpm |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 4.06 in |
| Reduction Type | Single |
| Housing Material | Cast Iron |
| Output Bore Shaft Dia. | 1.125 in |
| Bolt Centers w/ Vertical Base Kits (in) | 8.94 x 4.88 |
| Fan Cooled | No |
| Bolt Center | 5 in x 2 7/8 in |
| Standard | AGMA Service Class I |
| Box Width | 5 7/16 in |
| Weight | 30.1 LB |
| EAN or UPC | 781711519981 |
| NSN Number | 6105-01-275-7052 |
