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Boston Gear
F721-25-B5-H
700 Series 25:1 Ratio H Assembly Single Reduction Worm Gear Reducer Without Base
Item #101872172
- 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
| Output Shaft | Solid |
| Input Motor HP | 1 |
| Family Name | F |
| Motor Application | General Purpose |
| Fan Cooled | No |
| HP @ RPM | 1 hp @ 1800 rpm |
| Max. Thrust Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Bolt Centers w/ Vertical Base Kits (in) | 8 3/8 x 4 7/8 |
| Max. Input HP @ 100 rpm | 0.094 hp |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.88 in |
| Washdown Duty | No |
| Rated Efficiency | 84% |
| Input Power Rating | 1.16 hp, 0.865 kW |
| Keyway Size | 3/16 x 3/32 |
| Motor HP | 1 hp |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 8.63 x 2.63 |
| Torque Out @ 1150 rpm | 790 in lb |
| Material | Cast Iron, Standard Paint |
| Box Length | 6 in |
| Bolt Center Length x Bolt Center Width | 5 in x 2 7/8 in |
| Max. Overhung Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Output Configuration | Left & Right Output |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Style | Right Angle |
| Bolt Centers w/ Std. Base Kit (in) | 6 3/8 x 4 11/16 |
| Input (Shaft or Bore) Size | 5/8 in |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.94 in |
| Media Mapping Style | F |
| Base to Centerline of Output Shaft | 2.28 in |
| Media Mapping Output | H |
| Output RPM @ 1750 rpm Input | 70 rpm |
| Base to Shaft Center Height w/Std. Base Kit | 4.81 in |
| Worm Position | Universal |
| Box Width | 5 3/16 in |
| Center Distance Code | 721 |
| Center Distance | 2.0625 in |
| Output Torque Rating Range [Max] | 999 lb-in, 109 Nm |
| Torque Out @ 1750 rpm | 875 in lb |
| Base Mounting Attachment | No Base |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.13 in |
| Bolt Center | 5 in x 2 7/8 in |
| Output Torque Rating Range [Min] | 750 lb-in, 85 Nm |
| Standard | AGMA Service Class I |
| Output Bore Shaft Dia. | 1 in |
| Series | 700 |
| Output Shaft Projection | Solid Double Projecting Output |
| Max. Thrust Load @ 1150 rpm | 700 lb/in |
| Output (Shaft or Bore) Size | 1 in |
| Input HP @ RPM | 0.72 hp @ 1150 rpm, 1.16 hp @ 1750 rpm |
| Use With | 721 |
| Housing Material | Cast Iron |
| Input Configuration | C-Face Quilled |
| Lubrication | None |
| Ratio | 25:1 |
| Output Speed | 70 rpm |
| Output Torque @ RPM | 790 in lb @ 1150 rpm, 875 in lb @ 1750 rpm |
| Max. Overhung Load @ 1750 rpm | 700 lb/in |
| Box Height | 6 3/8 in |
| Frame Size | 56C |
| Base | No |
| Reduction Type | Single |
| Motor Frame Size | B556C |
| Shaft Assembly Code | H |
| Output RPM @ Input RPM | 70 rpm @ 1750 rpm |
| Bore Code | B5 |
| Frame | 56C |
| Base to Centerline of Input Shaft | 4 11/32 in |
| Output Torque | 875 lb-in |
| Weight | 24.1 LB |
| EAN or UPC | 781711519677 |
