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Boston Gear
F7721-25-B5-J
700 Series 25:1 Ratio J Assembly Single Reduction Worm Gear Reducer Without Base
Item #101836245
- 1 Input Motor hp
- 700 Series
- 2.06 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
| Bolt Centers w/ Std. Base Kit (in) | 6 3/8 x 4 11/16 |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.94 in |
| Box Height | 6 3/8 in |
| Fan Cooled | No |
| Output Torque Rating Range [Max] | 999 lb-in, 109 Nm |
| Bolt Centers w/ Vertical Base Kits (in) | 8 3/8 x 4 7/8 |
| Media Mapping Output | J |
| Bolt Center | 5 in x 2 7/8 in |
| Output Speed | 70 rpm |
| Shaft Assembly Code | J |
| Output Configuration | Right Output |
| Style | Right Angle |
| Torque Out @ 1750 rpm | 875 in lb |
| Input Configuration | C-Face Quilled |
| Media Mapping Style | F |
| Torque Out @ 1150 rpm | 790 in lb |
| HP @ RPM | 1 hp @ 1800 rpm |
| Input Power Rating | 1.16 hp, 0.865 kW |
| Series | 700 |
| Base | No |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.88 in |
| Max. Input HP @ 100 rpm | 0.094 hp |
| Standard | AGMA Service Class I |
| Max. Overhung Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Frame Size | 56C |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 8.63 x 2.63 |
| Keyway Size | 3/16 x 3/32 |
| Output Torque | 875 lb-in |
| Output RPM @ 1750 rpm Input | 70 rpm |
| Base to Centerline of Input Shaft | 4 11/32 in |
| Bore Code | B5 |
| Frame | 56C |
| Center Distance | 2.0625 in |
| Output Shaft Projection | Solid Right Output |
| Material | Cast Iron, Standard Paint |
| Base Mounting Attachment | No Base |
| Base to Centerline of Output Shaft | 2.28 in |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Housing Material | Cast Iron |
| Reduction Type | Single |
| Family Name | F |
| Box Width | 5 3/16 in |
| Motor Application | General Purpose |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.13 in |
| Output Shaft | Solid |
| Use With | 721 |
| Ratio | 25:1 |
| Bolt Center Length x Bolt Center Width | 5 in x 2 7/8 in |
| Input Motor HP | 1 |
| Max. Thrust Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Output RPM @ Input RPM | 70 rpm @ 1750 rpm |
| Output Bore Shaft Dia. | 1 in |
| Base to Shaft Center Height w/Std. Base Kit | 4.81 in |
| Output Torque @ RPM | 790 in lb @ 1150 rpm, 875 in lb @ 1750 rpm |
| Output Torque Rating Range [Min] | 750 lb-in, 85 Nm |
| Center Distance Code | 721 |
| Output (Shaft or Bore) Size | 1 in |
| Input (Shaft or Bore) Size | 5/8 in |
| Input HP @ RPM | 0.72 hp @ 1150 rpm, 1.16 hp @ 1750 rpm |
| Rated Efficiency | 84% |
| Washdown Duty | No |
| Box Length | 6 in |
| Lubrication | None |
| Motor Frame Size | B556C |
| Worm Position | Universal |
| Motor HP | 1 hp |
| Max. Overhung Load @ 1750 rpm | 700 lb/in |
| Max. Thrust Load @ 1150 rpm | 700 lb/in |
| Weight | 24.1 LB |
| EAN or UPC | 781711519684 |
