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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
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.13 in |
| Motor HP | 1 hp |
| Lubrication | None |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Center Distance Code | 721 |
| Material | Cast Iron, Standard Paint |
| Bore Code | B5 |
| Output Shaft | Solid |
| Output RPM @ Input RPM | 70 rpm @ 1750 rpm |
| Output Bore Shaft Dia. | 1 in |
| Frame Size | 56C |
| Motor Application | General Purpose |
| Output Speed | 70 rpm |
| Bolt Centers w/ Std. Base Kit (in) | 6 3/8 x 4 11/16 |
| Media Mapping Style | F |
| Use With | 721 |
| Bolt Center | 5 in x 2 7/8 in |
| Box Length | 6 in |
| Motor Frame Size | B556C |
| Max. Overhung Load @ 1750 rpm | 700 lb/in |
| Standard | AGMA Service Class I |
| Box Width | 5 3/16 in |
| Output Torque | 875 lb-in |
| Worm Position | Universal |
| Input Power Rating | 1.16 hp, 0.865 kW |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.88 in |
| Series | 700 |
| Washdown Duty | No |
| Output Torque Rating Range [Min] | 750 lb-in, 85 Nm |
| Output Shaft Projection | Solid Right Output |
| Max. Input HP @ 100 rpm | 0.094 hp |
| Center Distance | 2.0625 in |
| Housing Material | Cast Iron |
| Reduction Type | Single |
| Input HP @ RPM | 0.72 hp @ 1150 rpm, 1.16 hp @ 1750 rpm |
| Style | Right Angle |
| Max. Thrust Load @ 1150 rpm | 700 lb/in |
| Base | No |
| Output Configuration | Right Output |
| Output Torque @ RPM | 790 in lb @ 1150 rpm, 875 in lb @ 1750 rpm |
| Base Mounting Attachment | No Base |
| Input Motor HP | 1 |
| Family Name | F |
| Keyway Size | 3/16 x 3/32 |
| Max. Thrust Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Output Torque Rating Range [Max] | 999 lb-in, 109 Nm |
| Frame | 56C |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.94 in |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 8.63 x 2.63 |
| Max. Overhung Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Rated Efficiency | 84% |
| Input (Shaft or Bore) Size | 5/8 in |
| Base to Centerline of Input Shaft | 4 11/32 in |
| Box Height | 6 3/8 in |
| Base to Centerline of Output Shaft | 2.28 in |
| Input Configuration | C-Face Quilled |
| Shaft Assembly Code | J |
| Torque Out @ 1750 rpm | 875 in lb |
| Torque Out @ 1150 rpm | 790 in lb |
| Output (Shaft or Bore) Size | 1 in |
| Base to Shaft Center Height w/Std. Base Kit | 4.81 in |
| Ratio | 25:1 |
| Media Mapping Output | J |
| Bolt Centers w/ Vertical Base Kits (in) | 8 3/8 x 4 7/8 |
| Fan Cooled | No |
| Bolt Center Length x Bolt Center Width | 5 in x 2 7/8 in |
| Output RPM @ 1750 rpm Input | 70 rpm |
| HP @ RPM | 1 hp @ 1800 rpm |
| Weight | 24.1 LB |
| EAN or UPC | 781711519684 |
