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Boston Gear
HF7721-15-B5-H-P16
700 Series 15:1 Ratio Hollow Assembly Single Reduction Worm Gear Reducer Without Base
Item #101817837
- 1.50 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
- Cannot be used in air systems where compressors are lubricated with fire-resistant fluids, such as phosphate ester and di-ester types
| Style | Right Angle |
| Output (Shaft or Bore) Size | 1 in |
| Lubrication | None |
| HP @ RPM | 1 hp @ 1800 rpm |
| Bolt Centers w/ Std. Base Kit (in) | 6 3/8 x 4 11/16 |
| Housing Material | Cast Iron |
| Torque Out @ 1750 rpm | 840 in lb |
| Base to Centerline of Input Shaft | 4 11/32 in |
| Base to Shaft Center Height w/Std. Base Kit | 4.81 in |
| Box Width | 4 45/64 in |
| Washdown Duty | No |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 8.63 x 2.63 |
| Max. Overhung Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Box Length | 6 in |
| Output Torque Rating Range [Min] | 750 lb-in, 85 Nm |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.94 in |
| Output Torque Rating Range [Max] | 999 lb-in, 109 Nm |
| Output Shaft | Hollow |
| Center Distance | 2.0625 in |
| Base Mounting Attachment | No Base |
| Material | Cast Iron, Standard Paint |
| Frame Size | 56C |
| Reduction Type | Single |
| Input Motor HP | 1.50 |
| Keyway Size | 3/16 x 3/32 |
| Media Mapping Output | H |
| Bore Code | B5 |
| Box Height | 6 3/8 in |
| Input (Shaft or Bore) Size | 5/8 in |
| Bolt Center | 5 in x 2 7/8 in |
| Motor Application | General Purpose |
| Max. Thrust Load @ RPM | 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm |
| Output Speed | 116.7 rpm |
| Input HP @ RPM | 1.06 hp @ 1150 rpm, 1.72 hp @ 1750 rpm |
| Motor Frame Size | B556C |
| Rated Efficiency | 90% |
| Motor HP | 3/4 hp |
| Output Bore Shaft Dia. | 1 in |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.88 in |
| Output Torque @ RPM | 752 in lb @ 1150 rpm, 840 in lb @ 1750 rpm |
| Output Shaft Projection | Hollow Output |
| Frame | 56C |
| Torque Out @ 1150 rpm | 752 in lb |
| Standard | AGMA Service Class I |
| Input Configuration | C-Face Quilled |
| Media Mapping Style | HF |
| Series | 700 |
| Input Power Rating | 1.72 hp, 1.283 kW |
| Fan Cooled | No |
| Media Mapping Hollow Bore | P16 |
| Max. Overhung Load @ 1750 rpm | 700 lb/in |
| Bolt Center Length x Bolt Center Width | 5 in x 2 7/8 in |
| Base to Centerline of Output Shaft | 2 9/32 in |
| Family Name | HF |
| Max. Input HP @ 100 rpm | 0.13 hp |
| Output RPM @ 1750 rpm Input | 117 rpm |
| Output RPM @ Input RPM | 117 rpm @ 1750 rpm |
| Center Distance Code | 721 |
| Output Configuration | Hollow Output |
| Output Torque | 841 lb-in |
| Ratio | 15:1 |
| Shaft Assembly Code | H |
| Max. Thrust Load @ 1150 rpm | 700 lb/in |
| Use With | 721 |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Worm Position | Universal |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3.13 in |
| Bolt Centers w/ Vertical Base Kits (in) | 8 3/8 x 4 7/8 |
| Weight | 26.1 LB |
| EAN or UPC | 781711630273 |
