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Product Specifications:
| Item | Worm Gear |
| Diametral Pitch | 8" |
| Face Width | 3/4" |
| Gear Ratio | 5:1 |
| Hub Dia. | 1 3/4" |
| Hub Projection | 3/4" |
| Keyway Size | No Keyway Or Set Screw |
| Material | Cast Iron |
| No. Of Teeth | 20 |
| No. Of Threads | 4 |
| Output Dia. | 2.81" |
| Overall Length | 1 1/2" |
| Pitch Dia. | 2 1/2" |
| Pressure Angle | 14.5° |
| Product Datasheet | boston-gear-cd1145.pdf |
| Product Series | D Series |
| Rotation | Right Hand |
| Type | Plain |
Shipping Info:
| Ship weight (kg) | 0.59 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 3.81 |
| Ship width (cm) | 2.54 |
| Country of Origin | US |
Documentation:
Product Variants
| Product | Model | Gear Ratio | Rotation | Overall Length | Type | Output Torque | Material | Bore Dia. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
![]() |
D860A | - | - | - | - | 1244 lbs.-in. | Cast Iron | 1" | €676.98 | |
![]() |
D1622A | - | - | - | - | - | Cast Iron | - | €448.19 | |
![]() |
D1623A | - | - | - | - | - | Cast Iron | - | €598.52 | |
![]() |
G850LH | - | - | - | - | 858 lbs.-in. | Cast Iron | 1" | €523.05 | |
![]() |
G850RH | - | - | - | - | 858 lbs.-in. | Cast Iron | 1" | €512.15 | |
![]() |
D1420ALH | 10:1 | Left Hand | 1 1/2" | Web | - | Cast Iron | - | €200.57 | |
![]() |
D1420ARH | 10:1 | Right Hand | 1 1/2" | Plain | - | Cast Iron | - | €200.57 |
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BOSTON GEAR D1620A Worm Gear, 8 Diametral Pitch, 14.5 PA, 20 Teeth, Right Hand, Cast Iron
€298.44 /unit






