BOSTON GEAR SF842BR-250K-B5-M1 Worm Gear Reducer, Input Flange
Get it by Tuesday, Sep 1
€2,094.24 /unit
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Product Specifications:
| Item | Worm Gear Drive |
| Center Distance | 0.59" |
| Color | Gray |
| Efficiency | 63% |
| Finish | Standard Paint |
| Gear Ratio | 250:1 |
| Height | 6.61" |
| Input Dia. | 5/8" |
| Input Speed | 7 RPM |
| Input Style | Quill Flange |
| Key Way Size | 3/16" x 3/32" |
| Length | 9.79" |
| Lubrication | Klubersynth UH1 6-460 |
| Material | Cast Iron |
| Max. Input Hp | 0.333 hp |
| Motor Hp | 0.33 hp |
| Mounting Type | No Base |
| Output Dia. | 1 1/4" |
| Output Type | Hollow Shaft |
| Product Series | 800BR Series |
| Rotation | Right Hand |
| Torque | 1898 lbs.-in. |
| Type | Heavy Duty Double Reduction |
| Width | 5.49" |
Shipping Info:
| Ship weight (kg) | 14 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 2.54 |
| Ship width (cm) | 2.54 |
| Country of Origin | US |
Product Variants
| Product | Model | Output Speed | Max. Input Hp | Motor Hp | Input Style | Motor Frame Size | Output Bore/shaft Dia. | Max. Output Torque Capacity | Reduction Stages | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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SF832BR-11K-B7-M1 | 159 RPM | - | 2 hp | F Standard Quill Flange | B7-140TC/180C | 0.75" | 694 lbs.-in. | Double | €1,584.19 | |
![]() |
SF832BR-16K-B7-M1 | 109 RPM | - | 1 1/2 hp | F Standard Quill Flange | B7-140TC/180C | 0.75" | 644 lbs.-in. | Double | €1,584.19 | |
![]() |
SF832BR-8.0K-B5-M1 | - | - | - | - | - | - | - | - | €1,584.19 | |
![]() |
SF833BR-180K-B5-M1 | 9.7 RPM | - | 1/4 hp | F Standard Quill Flange | B5-56C | 0.75" | 1153 lbs.-in. | Triple | €1,956.84 | |
![]() |
SF842BR-100K-B5-M1 | - | 3/4 hp | 3/4 hp | Quill Flange | - | - | - | - | €2,094.24 | |
![]() |
SF842BR-140K-B5-M1 | 12 RPM | - | 1/2 hp | F Standard Quill Flange | B5-56C | 1.25" | 1653 lbs.-in. | Double | €2,094.24 | |
![]() |
SF842BR-16K-B7-M1 | 109 RPM | - | 2 hp | F Standard Quill Flange | B7-140TC/180C | 1.25" | 895 lbs.-in. | Double | €2,094.24 |
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BOSTON GEAR SF842BR-250K-B5-M1 Worm Gear Reducer, Input Flange
€2,094.24 /unit







