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Boston Gear
F721-40-B5-H
700 Series 40:1 Ratio H Assembly Single Reduction Worm Gear Reducer Without Base
Item #101807805
- 0.75 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
- Must be filled to the proper level with the recommended lubricant for your application before operation
| Max. Thrust Load @ 1150 rpm | 700 lb/in |
| Output Shaft | Solid |
| Output Bore Shaft Dia. | 1 in |
| HP @ RPM | 0.3333333 hp @ 1200 rpm, 0.5 hp @ 1800 rpm |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Output RPM @ 1750 rpm Input | 43.75 rpm |
| Center Distance | 2.0625 in |
| Series | 700 |
| Frame | 56C |
| Output Speed | 43.8 rpm |
| Output Torque Rating Range [Max] | 999 lb-in, 109 Nm |
| Input (Shaft or Bore) Size | 5/8 in |
| Lubrication | None |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 8.63 x 2.63 |
| Output (Shaft or Bore) Size | 1 in |
| Output RPM @ Input RPM | 44 rpm @ 1750 rpm |
| Material | Cast Iron, Standard Paint |
| Base to Centerline of Output Shaft | 2.28 in |
| Input Power Rating | 0.81 hp, 0.604 kW |
| Max. Overhung Load @ 1750 rpm | 700 lb/in |
| Use With | 721 |
| Motor Application | General Purpose |
| Base Mounting Attachment | No Base |
| Input Motor HP | 0.75 |
| Input Configuration | C-Face Quilled |
| 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 |
| Torque Out @ 1150 rpm | 785 in lb |
| Bolt Centers w/ Std. Base Kit (in) | 6 3/8 x 4 11/16 |
| Reduction Type | Single |
| Fan Cooled | No |
| Motor HP | 1/2 hp |
| Output Configuration | Left & Right Output |
| Bore Code | B5 |
| Standard | AGMA Service Class I |
| Output Shaft Projection | Solid Double Projecting Output |
| Keyway Size | 3/16 x 3/32 |
| Max. Overhung Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Ratio | 40:1 |
| Motor Frame Size | B556C |
| Box Height | 6 3/8 in |
| Base to Shaft Center Height w/Std. Base Kit | 4.81 in |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.94 in |
| Family Name | F |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.13 in |
| Shaft Assembly Code | H |
| Media Mapping Style | F |
| Center Distance Code | 721 |
| Max. Input HP @ 100 rpm | 0.074 hp |
| Output Torque @ RPM | 785 in lb @ 1150 rpm, 876 in lb @ 1750 rpm |
| Base to Centerline of Input Shaft | 4 11/32 in |
| Frame Size | 56C |
| Style | Right Angle |
| Base | No |
| Worm Position | Universal |
| Washdown Duty | No |
| Output Torque Rating Range [Min] | 750 lb-in, 85 Nm |
| Box Length | 6 in |
| Rated Efficiency | 75% |
| Bolt Center | 5 in x 2 7/8 in |
| Housing Material | Cast Iron |
| Bolt Centers w/ Vertical Base Kits (in) | 8 3/8 x 4 7/8 |
| Media Mapping Output | H |
| Torque Out @ 1750 rpm | 876 in lb |
| Input HP @ RPM | 0.49 hp @ 1150 rpm, 0.81 hp @ 1750 rpm |
| Max. Thrust Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Output Torque | 876 lb-in |
| Box Width | 5 3/16 in |
| Weight | 24.1 LB |
| EAN or UPC | 781711519738 |
