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Product Specifications:
| Item | Worm Gear |
| Bore Dia. | 1" to 1.439" |
| Diametral Pitch | 8 |
| Direction Of Rotation | Right Hand |
| Face Width | 3/4" |
| Gear Ratio | 50:1 |
| Hub Dia. | 2 1/2" |
| Hub Projection | 7/8" |
| Hub Type | B |
| Key Way Size | 3/16" x 3/32" |
| Material | Cast Iron |
| No. Of Teeth | 50 |
| No. Of Threads | 1 |
| Outside Dia. | 6.53" |
| Pitch Dia. | 6 1/4" |
| Pressure Angle | 14.5° |
| Type | Reborable Web |
Shipping Info:
| Ship weight (kg) | 2.31 |
| Ship height (cm) | 5.08 |
| Ship length (cm) | 16.59 |
| Ship width (cm) | 16.59 |
| Country of Origin | US |
Product Variants
| Product | Model | Pitch Dia. | No. Of Teeth | Hub Dia. | Bore Dia. | Type | Hub Projection | Gear Ratio | Material | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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W860 | 7 1/2" | 60 | 2 1/2" | 1" to 1.439" | Reborable Web | 7/8" | 60:1 | Cast Iron | €417.83 | |
![]() |
W820 | 2 1/2" | 20 | 1 3/4" | 0.75" to 0.939" | Plain Reborable | 3/4" | - | Cast Iron | €179.47 | |
![]() |
W830 | 3 3/4" | 30 | 1 3/4" | 0.75" to 0.939" | Reborable Web | 3/4" | - | Cast Iron | €231.24 | |
![]() |
W840 | 5" | 40 | 2 3/8" | 1" to 1.439" | Reborable Web | 7/8" | - | Cast Iron | €286.16 | |
![]() |
W848 | 6" | 48 | 2 3/8" | 1" to 1.439" | Reborable Web | 3/4" | - | Cast Iron | €366.63 | |
![]() |
W880 | 10" | 80 | 3" | 1.25" to 1.815" | Reborable Web | 7/8" | - | Cast Iron | €501.58 |
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MARTIN SPROCKET W850 Worm Gear, 8 Diametral Pitch, 6.250 Inch Pitch Dia., Reborable, Cast Iron
€378.30 /unit






