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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
| Media Mapping Output | J |
| Keyway Size | 3/16 x 3/32 |
| Shaft Assembly Code | J |
| Box Length | 6 3/8 in |
| Motor Application | General Purpose |
| Input (Shaft or Bore) Size | 7/8 in |
| Base to Centerline of Output Shaft | 2.5 in |
| Lubrication | None |
| Washdown Duty | No |
| Material | Cast Iron, Standard Paint |
| Output Torque | 1233 lb-in |
| Bolt Centers w/ Std. Base Kit (in) | 7 1/16 x 4 7/8 |
| Family Name | F |
| Max. Thrust Load @ RPM | 900 lb/in @ 1150 rpm, 900 lb/in @ 1750 rpm |
| Housing Material | Cast Iron |
| Output Shaft Projection | Solid Right Output |
| Reduction Type | Single |
| Max. Overhung Load @ RPM | 900 lb/in @ 1150 rpm, 900 lb/in @ 1750 rpm |
| Torque Out @ 1750 rpm | 1233 in lb |
| Max. Overhung Load @ 1750 rpm | 900 lb/in |
| Output Speed | 87.5 rpm |
| Input HP @ RPM | 1.27 hp @ 1150 rpm, 1.95 hp @ 1750 rpm |
| Output RPM @ 1750 rpm Input | 87.5 rpm |
| Fan Cooled | No |
| Use With | 724 |
| Frame Size | 140TC, 180C |
| Style | Right Angle |
| Worm Position | Universal |
| Output Torque @ RPM | 1160 in lb @ 1150 rpm, 1233 in lb @ 1750 rpm |
| Center Distance | 2.375 in |
| Max. Thrust Load @ 1150 rpm | 900 lb/in |
| Base to Shaft Center Height w/Std. Base Kit | 5.19 in |
| Motor HP | 1 1/2 hp |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 9.19 x 2.88 |
| Output Shaft | Solid |
| Bolt Center | 5 in x 2 7/8 in |
| Ratio | 20:1 |
| Bore Code | B7 |
| Input Motor HP | 2 |
| Standard | AGMA Service Class I |
| Output Torque Rating Range [Max] | 1499 lb-in, 159 Nm |
| Output (Shaft or Bore) Size | 1 1/8 in |
| Bolt Centers w/ Vertical Base Kits (in) | 8.94 x 4.88 |
| Media Mapping Style | F |
| Base to Shaft Center Height w/High Vert. Base Kit | 5 1/4 in |
| Input Power Rating | 1.95 hp, 1.454 kW |
| Base to Centerline of Input Shaft | 4.875 in |
| Max. Input HP @ 100 rpm | 0.17 hp |
| Box Height | 6 15/16 in |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 4.06 in |
| Rated Efficiency | 88% |
| Output Torque Rating Range [Min] | 1000 lb-in, 110 Nm |
| Input Configuration | C-Face Quilled |
| Output Configuration | Right Output |
| Series | 700 |
| Center Distance Code | 724 |
| Frame | 140TC, 180C |
| Output RPM @ Input RPM | 88 rpm @ 1750 rpm |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Box Width | 5 7/16 in |
| HP @ RPM | 1.5 hp @ 1800 rpm |
| Motor Frame Size | B7140TC180C |
| Torque Out @ 1150 rpm | 1160 in lb |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.38 in |
| Base Mounting Attachment | No Base |
| Output Bore Shaft Dia. | 1.125 in |
| Weight | 30.1 LB |
| EAN or UPC | 781711519981 |
| NSN Number | 6105-01-275-7052 |
