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Boston Gear
F7724-20-B5-J
700 Series 20:1 Ratio J Assembly Single Reduction Worm Gear Reducer Without Base
Item #102100223
- 2 Input Motor hp
- 700 Series
- 2.38 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
- Maintain 5 to 8 Nm (4 to 6 ft lb) maximum torque on valve tube nut
- over-tightening may cause failure
| Lubrication | None |
| Output RPM @ Input RPM | 88 rpm @ 1750 rpm |
| Media Mapping Output | J |
| Base to Centerline of Output Shaft | 2 1/2 in |
| Output Shaft | Solid |
| Input Power Rating | 1.95 hp, 1.454 kW |
| Output Speed | 87.5 rpm |
| Base to Shaft Center Height w/Std. Base Kit | 5.19 in |
| Keyway Size | 3/16 x 3/32 |
| Max. Thrust Load @ RPM | 900 lb/in @ 1150 rpm, 900 lb/in @ 1750 rpm |
| Frame | 56C |
| Bolt Centers w/ Std. Base Kit (in) | 7 1/16 x 4 7/8 |
| Output (Shaft or Bore) Size | 1 1/8 in |
| Box Height | 6 15/16 in |
| Washdown Duty | No |
| Frame Size | 56C |
| Rated Efficiency | 88% |
| Motor HP | 1 hp |
| Box Length | 6 3/8 in |
| Center Distance Code | 724 |
| Use With | 724 |
| Base Mounting Attachment | No Base |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 4.06 in |
| Series | 700 |
| Motor Frame Size | B556C |
| Output Torque @ RPM | 1160 in lb @ 1150 rpm, 1233 in lb @ 1750 rpm |
| Bolt Centers w/ Vertical Base Kits (in) | 8.94 x 4.88 |
| Output Torque | 1233 lb-in |
| Worm Position | Universal |
| Reduction Type | Single |
| Base to Shaft Center Height w/High Vert. Base Kit | 5 1/4 in |
| Max. Overhung Load @ RPM | 900 lb/in @ 1150 rpm, 900 lb/in @ 1750 rpm |
| Housing Material | Cast Iron |
| Standard | AGMA Service Class I |
| Fan Cooled | No |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Ratio | 20:1 |
| Input Motor HP | 2 |
| Shaft Assembly Code | J |
| Input (Shaft or Bore) Size | 5/8 in |
| Center Distance | 2.375 in |
| Output Shaft Projection | Solid Right Output |
| Material | Cast Iron, Standard Paint |
| Torque Out @ 1750 rpm | 1233 in lb |
| Motor Application | General Purpose |
| Base to Centerline of Input Shaft | 4 7/8 in |
| Max. Thrust Load @ 1150 rpm | 900 lb/in |
| Bolt Center | 5 in x 2 7/8 in |
| Output Torque Rating Range [Max] | 1499 lb-in, 159 Nm |
| Bolt Center Length x Bolt Center Width | 5 in x 2 7/8 in |
| Max. Overhung Load @ 1750 rpm | 900 lb/in |
| Max. Input HP @ 100 rpm | 0.17 hp |
| Family Name | F |
| Style | Right Angle |
| Media Mapping Style | F |
| Input HP @ RPM | 1.27 hp @ 1150 rpm, 1.95 hp @ 1750 rpm |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.38 in |
| Output Configuration | Right Output |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 9.19 x 2.88 |
| Output Bore Shaft Dia. | 1.125 in |
| Input Configuration | C-Face Quilled |
| Box Width | 5 7/16 in |
| HP @ RPM | 1.5 hp @ 1800 rpm |
| Output Torque Rating Range [Min] | 1000 lb-in, 110 Nm |
| Output RPM @ 1750 rpm Input | 87.5 rpm |
| Bore Code | B5 |
| Torque Out @ 1150 rpm | 1160 in lb |
| Weight | 30.1 LB |
| EAN or UPC | 781711519950 |
| NSN Number | 6105-01-355-2824 |
