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Product Specifications:
| Item | Worm Gear |
| Bore Dia. | 1" |
| Center Distance | 3 7/8" |
| Diametral Pitch | 8 |
| Flush Face To Worm Centerline | 0.375 |
| Gear Outside Dia. | 6.56 |
| Hand | Left |
| Hardened Teeth | Without Hardened Teeth |
| Helix Angle | 4.7667° |
| Hub Dia. | 2.31" |
| Key Way Size | No Keyway Or Set Screw |
| Keyway | No Kwy, Setscrew |
| Length Through Bore | 1 5/8" |
| Material | Cast Iron |
| Mating Worm Hard | 8 DP |
| No. Of Leads | 1 |
| No. Of Teeth | 50 |
| No. Of Threads | 1 |
| Output Torque | 858 lbs.-in. |
| Outside Dia. | 6.56" |
| Pitch Dia. | 6 1/4" |
| Pressure Angle | 14.5° |
| Product Datasheet | boston-gear-cd1145.pdf |
| Ratio | 50:1 |
| Right/left Hand | Left Hand |
Shipping Info:
| Ship weight (kg) | 2.3 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 2.54 |
| Ship width (cm) | 2.54 |
| Country of Origin | US |
Documentation:
Product Variants
| Product | Model | Output Dia. | Output Torque | Diametral Pitch | Hub Dia. | No. Of Threads | No. Of Teeth | Pitch Dia. | Type | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
D860A | - | 1244 lbs.-in. | 8 | 2 1/2" | 2 | 60 | 7 1/2" | - | €676.98 | |
![]() |
D1420ALH | 2.81" | - | 8" | 1 3/4" | 2 | 20 | 2 1/2" | Web | €200.57 | |
![]() |
D1420ARH | 2.81" | - | 8" | 1 3/4" | 2 | 20 | 2 1/2" | Plain | €200.57 | |
![]() |
D1421ALH | - | - | 8 | 1.69" | Double Thread | - | - | - | €267.04 | RFQ
|
![]() |
D1421ARH | - | - | 8 | 1.69" | Double Thread | - | - | - | €267.04 | RFQ
|
![]() |
D1424A | - | 2065 lbs.-in. | 8 | 2 3/4" | 2 | 80 | 10" | - | €811.40 | |
![]() |
D1620A | 2.81" | - | 8" | 1 3/4" | 4 | 20 | 2 1/2" | Plain | €298.44 |
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Contact us
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BOSTON GEAR G850LH Worm Gear, 8 Diametral Pitch, 14.5 PA, 50 Teeth, LH, Cast Iron
€523.05 /unit




