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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
| Bolt Centers w/ Vertical Base Kits (in) | 8 3/8 x 4 7/8 |
| Max. Input HP @ 100 rpm | 0.074 hp |
| Reduction Type | Single |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.13 in |
| Input Configuration | C-Face Quilled |
| Torque Out @ 1150 rpm | 785 in lb |
| Output Torque @ RPM | 785 in lb @ 1150 rpm, 876 in lb @ 1750 rpm |
| Input Motor HP | 0.75 |
| Center Distance | 2.0625 in |
| Media Mapping Style | F |
| Base to Centerline of Output Shaft | 2.28 in |
| Bolt Centers w/ Std. Base Kit (in) | 6 3/8 x 4 11/16 |
| Output RPM @ 1750 rpm Input | 43.75 rpm |
| Lubrication | None |
| Base to Centerline of Input Shaft | 4 11/32 in |
| Output Torque Rating Range [Min] | 750 lb-in, 85 Nm |
| Output Bore Shaft Dia. | 1 in |
| Keyway Size | 3/16 x 3/32 |
| Output Configuration | Left & Right Output |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 8.63 x 2.63 |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Input HP @ RPM | 0.49 hp @ 1150 rpm, 0.81 hp @ 1750 rpm |
| Output Torque | 876 lb-in |
| Motor Application | General Purpose |
| Motor HP | 1/2 hp |
| Input (Shaft or Bore) Size | 5/8 in |
| Family Name | F |
| Output Speed | 43.8 rpm |
| Use With | 721 |
| Bolt Center | 5 in x 2 7/8 in |
| Standard | AGMA Service Class I |
| Bolt Center Length x Bolt Center Width | 5 in x 2 7/8 in |
| Shaft Assembly Code | H |
| Bore Code | B5 |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.88 in |
| Base | No |
| Max. Overhung Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Max. Thrust Load @ 1150 rpm | 700 lb/in |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.94 in |
| Base to Shaft Center Height w/Std. Base Kit | 4.81 in |
| Base Mounting Attachment | No Base |
| Frame Size | 56C |
| Motor Frame Size | B556C |
| HP @ RPM | 0.3333333 hp @ 1200 rpm, 0.5 hp @ 1800 rpm |
| Style | Right Angle |
| Box Length | 6 in |
| Max. Overhung Load @ 1750 rpm | 700 lb/in |
| Housing Material | Cast Iron |
| Max. Thrust Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Center Distance Code | 721 |
| Output Shaft Projection | Solid Double Projecting Output |
| Output Torque Rating Range [Max] | 999 lb-in, 109 Nm |
| Material | Cast Iron, Standard Paint |
| Input Power Rating | 0.81 hp, 0.604 kW |
| Box Height | 6 3/8 in |
| Output RPM @ Input RPM | 44 rpm @ 1750 rpm |
| Rated Efficiency | 75% |
| Box Width | 5 3/16 in |
| Series | 700 |
| Worm Position | Universal |
| Fan Cooled | No |
| Output (Shaft or Bore) Size | 1 in |
| Output Shaft | Solid |
| Frame | 56C |
| Torque Out @ 1750 rpm | 876 in lb |
| Washdown Duty | No |
| Media Mapping Output | H |
| Ratio | 40:1 |
| Weight | 24.1 LB |
| EAN or UPC | 781711519738 |
