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Product Specifications:
| Item | Worm Gear |
| Bore Dia. | 0.5" to 0.626" |
| Diametral Pitch | 12 |
| Direction Of Rotation | Right Hand |
| Face Width | 1/2" |
| Gear Ratio | 20:1 |
| Hub Dia. | 1 1/4" |
| Hub Projection | 5/8" |
| Hub Type | B |
| Key Way Size | 1/8" x 1/16" |
| Material | Bronze |
| No. Of Teeth | 20 |
| No. Of Threads | 1 |
| Pitch Dia. | 1.66" |
| Pressure Angle | 14.5° |
| Type | Plain Reborable |
Shipping Info:
| Ship weight (kg) | 0.21 |
| Ship height (cm) | 1.27 |
| Ship length (cm) | 4.7 |
| Ship width (cm) | 4.7 |
| Country of Origin | US |
Product Variants
| Product | Model | Pitch Dia. | Material | No. Of Teeth | Face Width | Hub Dia. | Bore Dia. | Diametral Pitch | Type | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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WB1620 | 1 1/4" | Bronze | 20 | 5/16" | 5/8" | 1/4" | 16 | Plain Reborable | €109.92 | |
![]() |
WB1630 | 1 7/8" | Bronze | 30 | 5/16" | 3/4" | 5/16" | 16 | Reborable Web | €120.63 | |
![]() |
WB1640 | 2 1/2" | Bronze | 40 | 5/16" | 3/4" | 0.313" | 16 | Reborable Web | €143.07 | |
![]() |
WB1650 | 3 1/8" | Bronze | 50 | 5/16" | 7/8" | 3/8" | 16 | Reborable Web | €178.48 | |
![]() |
W1020 | 2" | Cast Iron | 20 | 5/8" | 1 1/4" | 0.5" to 0.626" | 10 | Plain Reborable | €153.52 | |
![]() |
W1030 | 3" | Cast Iron | 30 | 5/8" | 1 3/4" | 0.625" to 0.9385" | 10 | Plain Reborable | €180.05 | |
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W1040 | 4" | Cast Iron | 40 | 5/8" | 1 3/4" | 0.625" to 0.939" | 10 | Reborable Web | €212.18 |
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Contact us
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We're available Monday through Friday, from 07:30 until 17:00.
MARTIN SPROCKET WB1220 Worm Gear, 12 Diametral Pitch, 1.660 Inch Pitch Dia., Reborable, Bronze
€204.73 /unit







