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Boston Gear
F7721-30-B5-J
700 Series 30:1 Ratio J Assembly Single Reduction Worm Gear Reducer Without Base
Item #101856455
- 1 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 Shaft Projection | Solid Right Output |
| Lubrication | None |
| Torque Out @ 1750 rpm | 871 in lb |
| Input (Shaft or Bore) Size | 5/8 in |
| Box Length | 6 in |
| Base Mounting Attachment | No Base |
| Bolt Pattern | 5 x 2.88 |
| Max. Thrust Load @ 1150 rpm | 700 lb/in |
| Base to Centerline of Input Shaft | 4 11/32 in |
| Bolt Centers w/ Vertical Base Kits (in) | 8 3/8 x 4 7/8 |
| Base to Centerline of Output Shaft | 2.28 in |
| Output Shaft | Solid |
| Media Mapping Style | F |
| Ratio | 30:1 |
| Max. Thrust Load @ RPM | 700 lb/in @ 1750 rpm, 700 lb/in @ 1150 rpm |
| Output Torque Rating Range [Max] | 999 lb-in, 109 Nm |
| Input Power Rating | 0.99 hp, 0.738 kW |
| Input Configuration | C-Face Quilled |
| Output Torque Rating Range [Min] | 750 lb-in, 85 Nm |
| Material | Cast Iron, Standard Paint |
| Input Motor HP | 1 |
| Frame | 56C |
| Family Name | F |
| Motor Application | General Purpose |
| Series | 700 |
| Max. Overhung Load @ RPM | 700 lb/in @ 1750 rpm, 700 lb/in @ 1150 rpm |
| Output Bore Shaft Dia. | 1 in |
| Box Width | 5 3/16 in |
| Motor Frame Size | B556C |
| Fan Cooled | No |
| Input HP @ RPM | 0.99 hp @ 1750 rpm, 0.62 hp @ 1150 rpm |
| Motor HP | 3/4 hp |
| Bolt Center | 5 in x 2 7/8 in |
| Base to Shaft Center Height w/Std. Base Kit | 4.81 in |
| Max. Overhung Load @ 1750 rpm | 700 lb/in |
| Output Speed | 58.3 rpm |
| Base | No |
| Washdown Duty | No |
| Use With | 721 |
| Output RPM @ Input RPM | 58 rpm @ 1750 rpm |
| Output Torque | 871 lb-in |
| Worm Position | Universal |
| Standard | AGMA Service Class I |
| Shaft Assembly Code | J |
| Output RPM @ 1750 rpm Input | 58 rpm |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.94 in |
| Center Distance | 2.0625 in |
| Frame Size | 56C |
| Rated Efficiency | 81% |
| Housing Material | Cast Iron |
| Box Height | 6 3/8 in |
| Style | Right Angle |
| Bolt Center Length x Bolt Center Width | 5 in x 2 7/8 in |
| Output (Shaft or Bore) Size | 1 in |
| Output Torque @ RPM | 871 in lb @ 1750 rpm, 795 in lb @ 1150 rpm |
| Reduction Type | Single |
| Output Configuration | Right Output |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 8.63 x 2.63 |
| Bolt Centers w/ Std. Base Kit (in) | 6 3/8 x 4 11/16 |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.13 in |
| Torque Out @ 1150 rpm | 795 in lb |
| Media Mapping Output | J |
| Max. Input HP @ 100 rpm | 0.086 hp |
| Bore Code | B5 |
| Center Distance Code | 721 |
| HP @ RPM | 0.75 hp @ 1800 rpm |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.88 in |
| Weight | 24.1 LB |
| EAN or UPC | 781711519714 |
