Find a Service Center
Boston Gear
F7718-25-B5-J
700 Series 25:1 Ratio J Assembly Single Reduction Worm Gear Reducer Without Base
Item #101729395
- 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
- Contains natural rubber latex, which may cause allergic reactions
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Input Motor HP | 0.75 |
| Bolt Centers w/ Vertical Base Kits (in) | 7.38 x 4.00 |
| HP @ RPM | 0.3333333 hp @ 1200 rpm, 0.5 hp @ 1800 rpm |
| Max. Overhung Load @ RPM | 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm |
| Box Width | 5 1/32 in |
| Max. Thrust Load @ 1150 rpm | 500 lb/in |
| Input HP @ RPM | 0.48 hp @ 1150 rpm, 0.76 hp @ 1750 rpm |
| Base | No |
| Fan Cooled | No |
| Max. Input HP @ 100 rpm | 0.063 hp |
| Bolt Center Length x Bolt Center Width | 4 3/16 in x 2 3/4 in |
| Frame | 56C |
| Family Name | F |
| Keyway Size | 3/16 x 3/32 |
| Washdown Duty | No |
| Shaft Assembly Code | J |
| Bolt Center | 4 3/16 in x 2 3/4 in |
| Output (Shaft or Bore) Size | 7/8 in |
| Frame Size | 56C |
| Media Mapping Style | F |
| Output Torque Rating Range [Max] | 749 lb-in, 84 Nm |
| Output Torque @ RPM | 500 in lb @ 1150 rpm, 574 in lb @ 1750 rpm |
| Input Power Rating | 0.76 hp, 0.567 kW |
| Media Mapping Output | J |
| Motor HP | 1/2 hp |
| Base to Centerline of Input Shaft | 3 13/16 in |
| Center Distance Code | 718 |
| Base to Centerline of Output Shaft | 2 1/16 in |
| Bolt Centers w/ Std. Base Kit (in) | 5 3/4 x 4 1/2 |
| Material | Cast Iron, Standard Paint |
| Output Bore Shaft Dia. | 0.875 in |
| Output Shaft | Solid |
| Input Configuration | C-Face Quilled |
| Torque Out @ 1750 rpm | 574 in lb |
| Worm Position | Universal |
| Output Speed | 70 rpm |
| Output RPM @ Input RPM | 70 rpm @ 1750 rpm |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.5 in |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3 in |
| Reduction Type | Single |
| Ratio | 25:1 |
| Bore Code | B5 |
| Motor Application | General Purpose |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 7.63 x 2.50 |
| Center Distance | 1.75 in |
| Standard | AGMA Service Class I |
| Rated Efficiency | 84% |
| Housing Material | Cast Iron |
| Output Configuration | Right Output |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.38 in |
| Lubrication | None |
| Base Mounting Attachment | No Base |
| Series | 700 |
| Motor Frame Size | B556C |
| Torque Out @ 1150 rpm | 500 in lb |
| Box Length | 5 1/2 in |
| Base to Shaft Center Height w/Std. Base Kit | 4.38 in |
| Output Shaft Projection | Solid Right Output |
| Max. Thrust Load @ RPM | 500 lb/in @ 1150 rpm, 500 lb/in @ 1750 rpm |
| Use With | 718 |
| Output Torque | 574 lb-in |
| Output RPM @ 1750 rpm Input | 70 rpm |
| Max. Overhung Load @ 1750 rpm | 500 lb/in |
| Input (Shaft or Bore) Size | 5/8 in |
| Style | Right Angle |
| Output Torque Rating Range [Min] | 500 lb-in, 60 Nm |
| Box Height | 5 3/4 in |
| Weight | 19.1 LB |
| EAN or UPC | 781711519387 |
