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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
| Output RPM @ 1750 rpm Input | 44 rpm |
| Bolt Center | 5 in x 2 7/8 in |
| Output Torque @ RPM | 876 in lb @ 1750 rpm, 785 in lb @ 1150 rpm |
| Bolt Centers w/ Std. Base Kit (in) | 6 3/8 x 4 11/16 |
| Motor Frame Size | B556C |
| Base to Centerline of Input Shaft | 4 11/32 in |
| Max. Overhung Load @ RPM | 700 lb/in @ 1750 rpm, 700 lb/in @ 1150 rpm |
| Washdown Duty | No |
| Bolt Pattern | 5 x 2.88 |
| Output RPM @ Input RPM | 44 rpm @ 1750 rpm |
| Box Length | 6 in |
| Ratio | 40:1 |
| 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 |
| Box Width | 5 3/16 in |
| Base to Centerline of Output Shaft | 2.28 in |
| Rated Efficiency | 75% |
| Output Shaft | Solid |
| Housing Material | Cast Iron |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.94 in |
| Media Mapping Style | F |
| Frame Size | 56C |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.88 in |
| Frame | 56C |
| Input Power Rating | 0.81 hp, 0.604 kW |
| Base Mounting Attachment | No Base |
| Material | Cast Iron, Standard Paint |
| Output Configuration | Left Output |
| Max. Input HP @ 100 rpm | 0.074 hp |
| Family Name | F |
| Output (Shaft or Bore) Size | 1 in |
| Input (Shaft or Bore) Size | 5/8 in |
| Center Distance | 2.0625 in |
| Center Distance Code | 721 |
| Bolt Center Length x Bolt Center Width | 5 in x 2 7/8 in |
| Output Speed | 43.8 rpm |
| Base | No |
| HP @ RPM | 0.5 hp @ 1800 rpm, 0.3333333 hp @ 1200 rpm |
| Base to Shaft Center Height w/Std. Base Kit | 4.81 in |
| Input Configuration | C-Face Quilled |
| Motor HP | 1/2 hp |
| Series | 700 |
| Output Torque Rating Range [Max] | 999 lb-in, 109 Nm |
| Input Motor HP | 0.75 |
| Reduction Type | Single |
| Bore Code | B5 |
| Torque Out @ 1150 rpm | 785 in lb |
| Output Torque | 876 lb-in |
| Use With | 721 |
| Media Mapping Output | G |
| Max. Thrust Load @ 1150 rpm | 700 lb/in |
| Output Torque Rating Range [Min] | 750 lb-in, 85 Nm |
| Input HP @ RPM | 0.81 hp @ 1750 rpm, 0.49 hp @ 1150 rpm |
| Bolt Centers w/ Vertical Base Kits (in) | 8 3/8 x 4 7/8 |
| Max. Thrust Load @ RPM | 700 lb/in @ 1750 rpm, 700 lb/in @ 1150 rpm |
| Standard | AGMA Service Class I |
| Max. Overhung Load @ 1750 rpm | 700 lb/in |
| Motor Application | General Purpose |
| Worm Position | Universal |
| Torque Out @ 1750 rpm | 876 in lb |
| Output Shaft Projection | Solid Left Output |
| Box Height | 6 3/8 in |
| Output Bore Shaft Dia. | 1 in |
| Style | Right Angle |
| Shaft Assembly Code | G |
| Fan Cooled | No |
| Lubrication | None |
| Weight | 24.1 LB |
| EAN or UPC | 781711519721 |
