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Product Specifications:
| Item | Taper Bushing |
| Barrel Dia. | 4 1/4" |
| Bolt Circle Dia. | 4" |
| Bore Dia. | 70 mm |
| Hub Dia. | 5 5/8" |
| Key Way Size | 20 mm x 4.9 mm |
| Length | 2" |
| Material | Steel |
| No. Of Bolt Holes | 2 |
| Product Datasheet | martin-sprocket-1008-11-16.pdf |
| Screw Size | 5/8"-11 x 1 1/4" |
| Suitable For Use With | Taper Bushed Parts |
| Taper | 8° |
| Torque | 24000 lbs.-in. |
Shipping Info:
| Ship weight (kg) | 2.88 |
| Ship height (cm) | 5.08 |
| Ship length (cm) | 10.8 |
| Ship width (cm) | 10.8 |
| Country of Origin | US |
Documentation:
Product Variants
| Product | Model | Bore Dia. | Key Way Size | Bore Size | Material | Bolt Circle Dia. | Type | Torque | No. Of Bolt Holes | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
3020 1 | 1" | 1/4" x 1/8" | 1" | Steel | 4" | Standard | 24000 lbs.-in. | 2 | €91.67 | |
![]() |
3020 1 1/8 | 1 1/8" | 1/4" x 1/8" | 1 1/8" | Steel | 4" | Standard | 24000 lbs.-in. | 2 | €91.67 | |
![]() |
3020 1 3/16 | 1 3/16" | 1/4" x 1/8" | 1 3/16" | Steel | 4" | Standard | 24000 lbs.-in. | 2 | €91.67 | |
![]() |
3020 1 1/4 | 1 1/4" | 1/4" x 1/8" | 1 1/4" | Steel | 4" | Standard | 24000 lbs.-in. | 2 | €91.67 | |
![]() |
3020 1 3/8 | 1 3/8" | 5/16" x 5/32" | 1 3/8" | Steel | 4" | Standard | 24000 lbs.-in. | 2 | €91.67 | |
![]() |
3020 1 7/16 | 1 7/16" | 3/8" x 3/16" | 1 7/16" | Steel | 4" | Standard | 24000 lbs.-in. | 2 | €91.67 | |
![]() |
3020 1 1/2 | 1 1/2" | 3/8" x 3/16" | 1 1/2" | Steel | 4" | Standard | 24000 lbs.-in. | 2 | €91.67 |
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MARTIN SPROCKET 3020 70MM Taper Bushing, 2.756 Inch Bore, 20 x 4.9 Inch Key, 2 Inch Length, Steel
€91.67 /unit


