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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
| Rated Efficiency | 84% |
| Box Width | 5 3/16 in |
| Style | Right Angle |
| Torque Out @ 1750 rpm | 875 in lb |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 8.63 x 2.63 |
| Input (Shaft or Bore) Size | 5/8 in |
| HP @ RPM | 1 hp @ 1800 rpm |
| Center Distance | 2.0625 in |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.94 in |
| Media Mapping Output | H |
| Media Mapping Style | F |
| Box Length | 6 in |
| Lubrication | None |
| Shaft Assembly Code | H |
| Input Motor HP | 1 |
| Output Torque @ RPM | 790 in lb @ 1150 rpm, 875 in lb @ 1750 rpm |
| Bolt Centers w/ Std. Base Kit (in) | 6 3/8 x 4 11/16 |
| Output Speed | 70 rpm |
| Base to Centerline of Output Shaft | 2.28 in |
| Housing Material | Cast Iron |
| Output Torque Rating Range [Max] | 999 lb-in, 109 Nm |
| Bore Code | B5 |
| Standard | AGMA Service Class I |
| Motor HP | 1 hp |
| Motor Application | General Purpose |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Output RPM @ Input RPM | 70 rpm @ 1750 rpm |
| Input Configuration | C-Face Quilled |
| Output Shaft | Solid |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.88 in |
| Use With | 721 |
| Max. Overhung Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Frame Size | 56C |
| Torque Out @ 1150 rpm | 790 in lb |
| Worm Position | Universal |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.13 in |
| Base Mounting Attachment | No Base |
| Ratio | 25:1 |
| Output Configuration | Left & Right Output |
| Output Torque | 875 lb-in |
| Output Torque Rating Range [Min] | 750 lb-in, 85 Nm |
| Max. Thrust Load @ 1150 rpm | 700 lb/in |
| Keyway Size | 3/16 x 3/32 |
| Bolt Center Length x Bolt Center Width | 5 in x 2 7/8 in |
| Output Bore Shaft Dia. | 1 in |
| Fan Cooled | No |
| Base to Centerline of Input Shaft | 4 11/32 in |
| Input Power Rating | 1.16 hp, 0.865 kW |
| Reduction Type | Single |
| 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 |
| Bolt Center | 5 in x 2 7/8 in |
| Material | Cast Iron, Standard Paint |
| Family Name | F |
| Input HP @ RPM | 0.72 hp @ 1150 rpm, 1.16 hp @ 1750 rpm |
| Washdown Duty | No |
| Max. Overhung Load @ 1750 rpm | 700 lb/in |
| Max. Input HP @ 100 rpm | 0.094 hp |
| Box Height | 6 3/8 in |
| Base | No |
| Output (Shaft or Bore) Size | 1 in |
| Series | 700 |
| Center Distance Code | 721 |
| Output Shaft Projection | Solid Double Projecting Output |
| Frame | 56C |
| Motor Frame Size | B556C |
| Output RPM @ 1750 rpm Input | 70 rpm |
| Base to Shaft Center Height w/Std. Base Kit | 4.81 in |
| Weight | 24.1 LB |
| EAN or UPC | 781711519677 |
