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Boston Gear
F7721-50-B5-J
700 Series 50:1 Ratio J Assembly Single Reduction Worm Gear Reducer Without Base
Item #101833976
- 0.5 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
| Input Motor HP | 0.50 |
| Media Mapping Style | F |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 8.63 x 2.63 |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.13 in |
| Input (Shaft or Bore) Size | 5/8 in |
| Worm Position | Universal |
| Frame | 56C |
| Family Name | F |
| Motor Frame Size | B556C |
| Output Torque | 857 lb-in |
| Bolt Centers w/ Std. Base Kit (in) | 6 3/8 x 4 11/16 |
| Bore Code | B5 |
| Style | Right Angle |
| Input Configuration | C-Face Quilled |
| Max. Overhung Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Output RPM @ Input RPM | 35 rpm @ 1750 rpm |
| Media Mapping Output | J |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.94 in |
| Bolt Centers w/ Vertical Base Kits (in) | 8 3/8 x 4 7/8 |
| Output RPM @ 1750 rpm Input | 35 rpm |
| Reduction Type | Single |
| Series | 700 |
| Output Torque Rating Range [Max] | 999 lb-in, 109 Nm |
| Output Speed | 35 rpm |
| Max. Input HP @ 100 rpm | 0.057 hp |
| Washdown Duty | No |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Bolt Center Length x Bolt Center Width | 5 in x 2 7/8 in |
| Box Width | 5 3/16 in |
| Torque Out @ 1750 rpm | 857 in lb |
| Output (Shaft or Bore) Size | 1 in |
| Center Distance | 2.0625 in |
| Fan Cooled | No |
| Rated Efficiency | 72% |
| Output Torque Rating Range [Min] | 750 lb-in, 85 Nm |
| Box Height | 6 3/8 in |
| Housing Material | Cast Iron |
| Max. Overhung Load @ 1750 rpm | 700 lb/in |
| Output Shaft Projection | Solid Right Output |
| Frame Size | 56C |
| Input HP @ RPM | 0.38 hp @ 1150 rpm, 0.66 hp @ 1750 rpm |
| Output Torque @ RPM | 750 in lb @ 1150 rpm, 857 in lb @ 1750 rpm |
| Base to Shaft Center Height w/Std. Base Kit | 4.81 in |
| Base | No |
| Motor Application | General Purpose |
| Standard | AGMA Service Class II |
| Input Power Rating | 0.66 hp, 0.492 kW |
| Output Bore Shaft Dia. | 1 in |
| Shaft Assembly Code | J |
| Bolt Center | 5 in x 2 7/8 in |
| Base to Centerline of Input Shaft | 4 11/32 in |
| Max. Thrust Load @ 1150 rpm | 700 lb/in |
| Lubrication | None |
| Motor HP | 1/2 hp |
| Box Length | 6 in |
| Base to Centerline of Output Shaft | 2.28 in |
| Torque Out @ 1150 rpm | 750 in lb |
| Output Configuration | Right Output |
| Use With | 721 |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.88 in |
| Ratio | 50:1 |
| Base Mounting Attachment | No Base |
| Material | Cast Iron, Standard Paint |
| Max. Thrust Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Center Distance Code | 721 |
| Keyway Size | 3/16 x 3/32 |
| Output Shaft | Solid |
| HP @ RPM | 0.3333333 hp @ 1200 rpm, 0.5 hp @ 1800 rpm |
| Weight | 24.1 LB |
| EAN or UPC | 781711519776 |
