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Boston Gear
F718-25-B5-H
700 Series 25:1 Ratio H Assembly Single Reduction Worm Gear Reducer Without Base
Item #101870629
- 0.75 Input Motor hp
- 700 Series
- 1.75 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
| Worm Position | Universal |
| Output RPM @ 1750 rpm Input | 70 rpm |
| Bolt Center | 4 3/16 in x 2 3/4 in |
| Keyway Size | 3/16 x 3/32 |
| Max. Thrust Load @ RPM | 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm |
| Output Speed | 70 rpm |
| Washdown Duty | No |
| Base | No |
| Shaft Assembly Code | H |
| Input (Shaft or Bore) Size | 5/8 in |
| Input Motor HP | 0.75 |
| Box Width | 5 1/32 in |
| Rated Efficiency | 84% |
| Output (Shaft or Bore) Size | 7/8 in |
| Housing Material | Cast Iron |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Base Mounting Attachment | No Base |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.38 in |
| HP @ RPM | 0.3333333 hp @ 1200 rpm, 0.5 hp @ 1800 rpm |
| Motor HP | 1/2 hp |
| Center Distance | 1.75 in |
| Media Mapping Style | F |
| Max. Input HP @ 100 rpm | 0.063 hp |
| Base to Centerline of Output Shaft | 2.0625 in |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.5 in |
| Output Torque @ RPM | 500 in lb @ 1150 rpm, 574 in lb @ 1750 rpm |
| Output Shaft | Solid |
| Input Power Rating | 0.76 hp, 0.567 kW |
| Box Length | 5 1/2 in |
| Motor Frame Size | B556C |
| Output Configuration | Left & Right Output |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3 in |
| Style | Right Angle |
| Bolt Centers w/ Std. Base Kit (in) | 5 3/4 x 4 1/2 |
| Center Distance Code | 718 |
| Base to Centerline of Input Shaft | 3.8125 in |
| Output Shaft Projection | Solid Double Projecting Output |
| Frame | 56C |
| Ratio | 25:1 |
| Motor Application | General Purpose |
| Input HP @ RPM | 0.48 hp @ 1150 rpm, 0.76 hp @ 1750 rpm |
| Output RPM @ Input RPM | 70 rpm @ 1750 rpm |
| Media Mapping Output | H |
| Use With | 718 |
| Lubrication | None |
| Base to Shaft Center Height w/Std. Base Kit | 4.38 in |
| Box Height | 5 3/4 in |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 7.63 x 2.50 |
| Max. Thrust Load @ 1150 rpm | 500 lb/in |
| Standard | AGMA Service Class I |
| Output Bore Shaft Dia. | 0.875 in |
| Fan Cooled | No |
| Series | 700 |
| Input Configuration | C-Face Quilled |
| Max. Overhung Load @ RPM | 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm |
| Family Name | F |
| Output Torque Rating Range [Min] | 500 lb-in, 60 Nm |
| Output Torque | 574 lb-in |
| Output Torque Rating Range [Max] | 749 lb-in, 84 Nm |
| Bore Code | B5 |
| Torque Out @ 1150 rpm | 500 in lb |
| Bolt Centers w/ Vertical Base Kits (in) | 7.38 x 4.00 |
| Frame Size | 56C |
| Torque Out @ 1750 rpm | 574 in lb |
| Max. Overhung Load @ 1750 rpm | 500 lb/in |
| Material | Cast Iron, Standard Paint |
| Reduction Type | Single |
| Weight | 19.1 LB |
| EAN or UPC | 781711519370 |
