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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
| Input Power Rating | 3.66 hp, 2.729 kW |
| Shaft Assembly Code | J |
| Bolt Center Length x Bolt Center Width | 5 in x 2 7/8 in |
| Base | No |
| Center Distance | 2.0625 in |
| Frame Size | 140TC, 180C |
| Max. Overhung Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Input Motor HP | 2 |
| Output Configuration | Right Output |
| Media Mapping Style | F |
| Keyway Size | 3/16 x 3/32 |
| Bore Code | B7 |
| Material | Cast Iron, Standard Paint |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Input Configuration | C-Face Quilled |
| Output Speed | 350 rpm |
| Output Torque Rating Range [Max] | 749 lb-in, 84 Nm |
| Base to Centerline of Input Shaft | 4 11/32 in |
| Output Shaft Projection | Solid Right Output |
| Base to Shaft Center Height w/Std. Base Kit | 4.81 in |
| Output RPM @ 1750 rpm Input | 350 rpm |
| Base Mounting Attachment | No Base |
| Bolt Center | 5 in x 2 7/8 in |
| Box Width | 5 3/16 in |
| Bolt Centers w/ Vertical Base Kits (in) | 8 3/8 x 4 7/8 |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.13 in |
| Series | 700 |
| Style | Right Angle |
| Housing Material | Cast Iron |
| Center Distance Code | 721 |
| Ratio | 5:1 |
| Box Height | 6 3/8 in |
| Lubrication | None |
| Motor HP | 2 hp |
| Frame | 140TC, 180C |
| Torque Out @ 1150 rpm | 575 in lb |
| Max. Overhung Load @ 1750 rpm | 700 lb/in |
| Output Shaft | Solid |
| Family Name | F |
| Torque Out @ 1750 rpm | 620 in lb |
| Output Torque | 620 lb-in |
| Input HP @ RPM | 2.33 hp @ 1150 rpm, 3.66 hp @ 1750 rpm |
| Input (Shaft or Bore) Size | 7/8 in |
| Use With | 721 |
| Media Mapping Output | J |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.88 in |
| Output RPM @ Input RPM | 350 rpm @ 1750 rpm |
| Fan Cooled | No |
| Max. Input HP @ 100 rpm | 0.3 hp |
| HP @ RPM | 3 hp @ 1800 rpm |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.94 in |
| Max. Thrust Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Motor Frame Size | B7140TC180C |
| Motor Application | General Purpose |
| Bolt Centers w/ Std. Base Kit (in) | 6 3/8 x 4 11/16 |
| Standard | AGMA Service Class II |
| Output (Shaft or Bore) Size | 1 in |
| Output Torque Rating Range [Min] | 500 lb-in, 60 Nm |
| Output Bore Shaft Dia. | 1 in |
| Base to Centerline of Output Shaft | 2.28 in |
| Washdown Duty | No |
| Max. Thrust Load @ 1150 rpm | 700 lb/in |
| Box Length | 6 in |
| Rated Efficiency | 94% |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 8.63 x 2.63 |
| Worm Position | Universal |
| Output Torque @ RPM | 575 in lb @ 1150 rpm, 620 in lb @ 1750 rpm |
| Reduction Type | Single |
| Weight | 24.1 LB |
| EAN or UPC | 781711519530 |
