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