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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
| Output (Shaft or Bore) Size | 7/8 in |
| Use With | 718 |
| Reduction Type | Single |
| HP @ RPM | 0.3333333 hp @ 1200 rpm, 0.5 hp @ 1800 rpm |
| Shaft Assembly Code | H |
| Bolt Center | 4 3/16 in x 2 3/4 in |
| Output Speed | 70 rpm |
| Base to Shaft Center Height w/Std. Base Kit | 4.38 in |
| Max. Thrust Load @ RPM | 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm |
| Input Configuration | C-Face Quilled |
| Washdown Duty | No |
| Base to Centerline of Output Shaft | 2.0625 in |
| Frame Size | 56C |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.38 in |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Standard | AGMA Service Class I |
| Torque Out @ 1150 rpm | 500 in lb |
| Material | Cast Iron, Standard Paint |
| Fan Cooled | No |
| Max. Overhung Load @ 1750 rpm | 500 lb/in |
| Input (Shaft or Bore) Size | 5/8 in |
| Base to Centerline of Input Shaft | 3.8125 in |
| Series | 700 |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3 in |
| Worm Position | Universal |
| Center Distance Code | 718 |
| Max. Overhung Load @ RPM | 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm |
| Bolt Centers w/ Vertical Base Kits (in) | 7.38 x 4.00 |
| Output RPM @ 1750 rpm Input | 70 rpm |
| Input Motor HP | 0.75 |
| Rated Efficiency | 84% |
| Motor Frame Size | B556C |
| Media Mapping Output | H |
| Keyway Size | 3/16 x 3/32 |
| Output Torque Rating Range [Min] | 500 lb-in, 60 Nm |
| Torque Out @ 1750 rpm | 574 in lb |
| Bolt Centers w/ Std. Base Kit (in) | 5 3/4 x 4 1/2 |
| Motor HP | 1/2 hp |
| Ratio | 25:1 |
| Frame | 56C |
| Input HP @ RPM | 0.48 hp @ 1150 rpm, 0.76 hp @ 1750 rpm |
| Output Shaft Projection | Solid Double Projecting Output |
| Box Height | 5 3/4 in |
| Box Length | 5 1/2 in |
| Style | Right Angle |
| Output Torque | 574 lb-in |
| Box Width | 5 1/32 in |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 7.63 x 2.50 |
| Output Torque Rating Range [Max] | 749 lb-in, 84 Nm |
| Max. Input HP @ 100 rpm | 0.063 hp |
| Base Mounting Attachment | No Base |
| Output Torque @ RPM | 500 in lb @ 1150 rpm, 574 in lb @ 1750 rpm |
| Media Mapping Style | F |
| Output Bore Shaft Dia. | 0.875 in |
| Bore Code | B5 |
| Motor Application | General Purpose |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.5 in |
| Center Distance | 1.75 in |
| Input Power Rating | 0.76 hp, 0.567 kW |
| Lubrication | None |
| Output Configuration | Left & Right Output |
| Output RPM @ Input RPM | 70 rpm @ 1750 rpm |
| Housing Material | Cast Iron |
| Max. Thrust Load @ 1150 rpm | 500 lb/in |
| Output Shaft | Solid |
| Family Name | F |
| Base | No |
| Weight | 19.1 LB |
| EAN or UPC | 781711519370 |
