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Boston Gear
F721-5-B7-J
700 Series 5:1 Ratio J Assembly Single Reduction Worm Gear Reducer Without Base
Item #101523860
- 2 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
- Unlimited shelf life
- Specially refined aggregate provides an irregular surface profile
| 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 |
| Output Torque @ RPM | 575 in lb @ 1150 rpm, 620 in lb @ 1750 rpm |
| Output Shaft Projection | Solid Right Output |
| Max. Input HP @ 100 rpm | 0.3 hp |
| Output RPM @ 1750 rpm Input | 350 rpm |
| Keyway Size | 3/16 x 3/32 |
| Output Torque Rating Range [Max] | 749 lb-in, 84 Nm |
| Input Configuration | C-Face Quilled |
| Box Width | 5 3/16 in |
| Motor HP | 2 hp |
| Input (Shaft or Bore) Size | 7/8 in |
| Base to Centerline of Output Shaft | 2.28 in |
| Output (Shaft or Bore) Size | 1 in |
| Output Bore Shaft Dia. | 1 in |
| HP @ RPM | 3 hp @ 1800 rpm |
| Output Torque Rating Range [Min] | 500 lb-in, 60 Nm |
| Max. Overhung Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Bore Code | B7 |
| Housing Material | Cast Iron |
| Motor Frame Size | B7140TC180C |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Box Height | 6 3/8 in |
| Input HP @ RPM | 2.33 hp @ 1150 rpm, 3.66 hp @ 1750 rpm |
| Base Mounting Attachment | No Base |
| Input Motor HP | 2 |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.13 in |
| Family Name | F |
| Frame | 140TC, 180C |
| Output Shaft | Solid |
| Output Torque | 620 lb-in |
| Lubrication | None |
| Center Distance | 2.0625 in |
| Frame Size | 140TC, 180C |
| Style | Right Angle |
| Media Mapping Output | J |
| Bolt Centers w/ Std. Base Kit (in) | 6 3/8 x 4 11/16 |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.94 in |
| Rated Efficiency | 94% |
| Bolt Center | 5 in x 2 7/8 in |
| Motor Application | General Purpose |
| Torque Out @ 1150 rpm | 575 in lb |
| Ratio | 5:1 |
| Base to Shaft Center Height w/Std. Base Kit | 4.81 in |
| Max. Overhung Load @ 1750 rpm | 700 lb/in |
| Fan Cooled | No |
| Output Speed | 350 rpm |
| Torque Out @ 1750 rpm | 620 in lb |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.88 in |
| Output Configuration | Right Output |
| Material | Cast Iron, Standard Paint |
| Worm Position | Universal |
| Series | 700 |
| Base to Centerline of Input Shaft | 4 11/32 in |
| Center Distance Code | 721 |
| Reduction Type | Single |
| Washdown Duty | No |
| Max. Thrust Load @ 1150 rpm | 700 lb/in |
| Use With | 721 |
| Bolt Center Length x Bolt Center Width | 5 in x 2 7/8 in |
| Base | No |
| Max. Thrust Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Standard | AGMA Service Class II |
| Shaft Assembly Code | J |
| Output RPM @ Input RPM | 350 rpm @ 1750 rpm |
| Media Mapping Style | F |
| Input Power Rating | 3.66 hp, 2.729 kW |
| Box Length | 6 in |
| Weight | 24.1 LB |
| EAN or UPC | 781711519530 |
