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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
| Bolt Centers w/ Vertical "J" Base Kit (in) | 8.63 x 2.63 |
| Standard | AGMA Service Class I |
| Media Mapping Output | J |
| Shaft Assembly Code | J |
| Bolt Centers w/ Std. Base Kit (in) | 6 3/8 x 4 11/16 |
| Material | Cast Iron, Standard Paint |
| Input (Shaft or Bore) Size | 5/8 in |
| Output Bore Shaft Dia. | 1 in |
| Base to Centerline of Input Shaft | 4 11/32 in |
| HP @ RPM | 0.75 hp @ 1800 rpm |
| Style | Right Angle |
| Box Height | 6 3/8 in |
| Bolt Centers w/ Vertical Base Kits (in) | 8 3/8 x 4 7/8 |
| Output Torque @ RPM | 871 in lb @ 1750 rpm, 795 in lb @ 1150 rpm |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.13 in |
| Media Mapping Style | F |
| Bolt Center Length x Bolt Center Width | 5 in x 2 7/8 in |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.88 in |
| Bolt Center | 5 in x 2 7/8 in |
| Rated Efficiency | 81% |
| Output Shaft Projection | Solid Right Output |
| Base to Centerline of Output Shaft | 2.28 in |
| Housing Material | Cast Iron |
| Frame | 56C |
| Family Name | F |
| Base | No |
| Bore Code | B5 |
| Max. Thrust Load @ RPM | 700 lb/in @ 1750 rpm, 700 lb/in @ 1150 rpm |
| Box Width | 5 3/16 in |
| Washdown Duty | No |
| Motor HP | 3/4 hp |
| Center Distance | 2.0625 in |
| Output (Shaft or Bore) Size | 1 in |
| Ratio | 30:1 |
| Use With | 721 |
| Motor Application | General Purpose |
| Torque Out @ 1150 rpm | 795 in lb |
| Max. Overhung Load @ 1750 rpm | 700 lb/in |
| Max. Thrust Load @ 1150 rpm | 700 lb/in |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.94 in |
| Worm Position | Universal |
| Box Length | 6 in |
| Center Distance Code | 721 |
| Motor Frame Size | B556C |
| Bolt Pattern | 5 x 2.88 |
| Base Mounting Attachment | No Base |
| Input Power Rating | 0.99 hp, 0.738 kW |
| Output Torque | 871 lb-in |
| Input Configuration | C-Face Quilled |
| Input Motor HP | 1 |
| Max. Input HP @ 100 rpm | 0.086 hp |
| Reduction Type | Single |
| Output Torque Rating Range [Min] | 750 lb-in, 85 Nm |
| Output RPM @ Input RPM | 58 rpm @ 1750 rpm |
| Torque Out @ 1750 rpm | 871 in lb |
| Output Torque Rating Range [Max] | 999 lb-in, 109 Nm |
| Output Speed | 58.3 rpm |
| Lubrication | None |
| Output Configuration | Right Output |
| Frame Size | 56C |
| Output Shaft | Solid |
| Base to Shaft Center Height w/Std. Base Kit | 4.81 in |
| Fan Cooled | No |
| Series | 700 |
| Input HP @ RPM | 0.99 hp @ 1750 rpm, 0.62 hp @ 1150 rpm |
| Output RPM @ 1750 rpm Input | 58 rpm |
| Max. Overhung Load @ RPM | 700 lb/in @ 1750 rpm, 700 lb/in @ 1150 rpm |
| Weight | 24.1 LB |
| EAN or UPC | 781711519714 |
