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Boston Gear
F7721-40-B5-G
700 Series 40:1 Ratio G Assembly Single Reduction Worm Gear Reducer Without Base
Item #101835125
- 0.75 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
- Must be filled to the proper level with the recommended lubricant for your application before operation
| Base to Shaft Center Height w/Std. Base Kit | 4.81 in |
| Fan Cooled | No |
| HP @ RPM | 0.5 hp @ 1800 rpm, 0.3333333 hp @ 1200 rpm |
| Worm Position | Universal |
| Max. Thrust Load @ 1150 rpm | 700 lb/in |
| Box Height | 6 3/8 in |
| Input Configuration | C-Face Quilled |
| Output (Shaft or Bore) Size | 1 in |
| Material | Cast Iron, Standard Paint |
| Output Shaft Projection | Solid Left Output |
| Output Torque @ RPM | 876 in lb @ 1750 rpm, 785 in lb @ 1150 rpm |
| Motor Frame Size | B556C |
| Base | No |
| Motor Application | General Purpose |
| Frame Size | 56C |
| Box Width | 5 3/16 in |
| Reduction Type | Single |
| Output Torque Rating Range [Min] | 750 lb-in, 85 Nm |
| Lubrication | None |
| Torque Out @ 1150 rpm | 785 in lb |
| Bolt Center | 5 in x 2 7/8 in |
| Bolt Centers w/ Vertical Base Kits (in) | 8 3/8 x 4 7/8 |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 8.63 x 2.63 |
| Center Distance | 2.0625 in |
| Input Motor HP | 0.75 |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.88 in |
| Box Length | 6 in |
| Output Shaft | Solid |
| Max. Input HP @ 100 rpm | 0.074 hp |
| Base to Centerline of Output Shaft | 2.28 in |
| Output Configuration | Left Output |
| Use With | 721 |
| Washdown Duty | No |
| Output Torque | 876 lb-in |
| Max. Overhung Load @ RPM | 700 lb/in @ 1750 rpm, 700 lb/in @ 1150 rpm |
| Input HP @ RPM | 0.81 hp @ 1750 rpm, 0.49 hp @ 1150 rpm |
| Input Power Rating | 0.81 hp, 0.604 kW |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.94 in |
| Output Speed | 43.8 rpm |
| Bolt Pattern | 5 x 2.88 |
| Input (Shaft or Bore) Size | 5/8 in |
| Style | Right Angle |
| Ratio | 40:1 |
| Rated Efficiency | 75% |
| Torque Out @ 1750 rpm | 876 in lb |
| Center Distance Code | 721 |
| Shaft Assembly Code | G |
| Family Name | F |
| Media Mapping Style | F |
| Standard | AGMA Service Class I |
| Output Bore Shaft Dia. | 1 in |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.13 in |
| Bolt Centers w/ Std. Base Kit (in) | 6 3/8 x 4 11/16 |
| Output RPM @ Input RPM | 44 rpm @ 1750 rpm |
| Media Mapping Output | G |
| Series | 700 |
| Max. Overhung Load @ 1750 rpm | 700 lb/in |
| Base Mounting Attachment | No Base |
| Housing Material | Cast Iron |
| Max. Thrust Load @ RPM | 700 lb/in @ 1750 rpm, 700 lb/in @ 1150 rpm |
| Output Torque Rating Range [Max] | 999 lb-in, 109 Nm |
| Bolt Center Length x Bolt Center Width | 5 in x 2 7/8 in |
| Bore Code | B5 |
| Base to Centerline of Input Shaft | 4 11/32 in |
| Motor HP | 1/2 hp |
| Output RPM @ 1750 rpm Input | 44 rpm |
| Frame | 56C |
| Weight | 24.1 LB |
| EAN or UPC | 781711519721 |
