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Boston Gear
RFWC718-200-B4-G
700 Series 200:1 Ratio G Assembly Double Reduction Without Base Worm Gear Reducer
Item #101788002
- Double Reduction
- 200:1 Ratio
- G Assembly
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
- Not recommended for use in air brake systems where temperatures exceed 200 °F or where battery acid can drip on tubing.
| Standard | AGMA Service Class I |
| Box Length | 5 1/16 in |
| Max. Thrust Load @ 1150 rpm | 500 lb/in |
| Reduction Type | Double |
| Center Distance | 1.75 in |
| Motor Frame Size | B442CZ |
| Frame Size | 42CZ |
| Input Configuration | C-Face Coupled |
| Bolt Center | 4 3/16 in x 2 3/4 in |
| Output Bore Shaft Dia. | 0.875 in |
| Center Distance Code | 718 |
| Fan Cooled | No |
| Base to Centerline of Input Shaft | N/A |
| Thermal Input Horsepower @ 1750 RPM | N/A |
| Base Mounting Attachment | No Base |
| Base to Shaft Center Height w/Vert. "J" Base Kit | 3.5 in |
| Base to Centerline of Output Shaft | 2 1/16 in |
| Bolt Centers w/ Std. Base Kit (in) | 5 3/4 x 4 1/2 |
| Output Configuration | Left Output |
| Motor Application | General Purpose |
| Worm Position | Universal¦Right Angle |
| Shaft Assembly Code | G |
| Motor HP | 1/4 hp |
| Bore Code | B4 |
| Output (Shaft or Bore) Size | 7/8 in |
| Output RPM @ 1750 rpm Input | 8.75 rpm |
| Torque Out @ 1150 rpm | N/A |
| Torque Out @ 1750 rpm | 660 in lb |
| Output Torque | 660 lb-in |
| Housing Material | Cast Iron |
| Max. Overhung Load @ 1750 rpm | 500 lb/in |
| Rated Efficiency | 47% |
| Ratio | 200:1 |
| Input Power Rating | 0.19 hp, 0.142 kW |
| Output Torque Rating Range [Min] | 500 lb-in, 60 Nm |
| Base to Shaft Center Height w/Low Vert. Base Kit | 3 in |
| Box Width | 8 7/8 in |
| Style | Right Angle |
| Bolt Centers w/ Vertical "J" Base Kit (in) | 7.63 x 2.50 |
| Input (Shaft or Bore) Size | 1/2 in |
| Box Height | 5 3/4 in |
| Output Shaft | Solid |
| Keyway Size | 1/8 x 1/16 |
| HP @ RPM | 0.25 hp @ 1800 rpm |
| Media Mapping Style | RFWC |
| Output Speed | 8.8 rpm |
| Lubrication | None |
| Family Name | RFWC |
| Base to Shaft Center Height w/High Vert. Base Kit | 4.38 in |
| Frame | 42CZ |
| Material | Cast Iron, Standard Paint |
| Base to Shaft Center Height w/Std. Base Kit | 4.38 in |
| Bolt Centers w/ Vertical Base Kits (in) | 7.38 x 4.00 |
| Media Mapping Output | G |
| Input Motor HP | 0.25 |
| Washdown Duty | No |
| Output Torque Rating Range [Max] | 749 lb-in, 84 Nm |
| Weight | 34.1 LB |
| EAN or UPC | 781711530955 |
