MARTIN SPROCKET 4545 3 1/4 Taper Bushing, 3.250 Inch Bore, 3/4 x 3/8 Inch Key, 4.5 Inch Length, Cast Iron
3 1/4"
Get it by Friday, Aug 28
€322.80 /unit
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Product Specifications:
| Item | Taper Bushing |
| Barrel Dia. | 6 3/8" |
| Bolt Circle Dia. | 6.13" |
| Bore Dia. | 3 1/4" |
| Class | Class 20, Class 30 |
| Hub Dia. | 10 1/2", 9 1/2" |
| Key Way Size | 3/4" x 3/8" |
| Length | 4 1/2" |
| Material | Cast Iron |
| No. Of Bolt Holes | 3 |
| Product Datasheet | martin-sprocket-1008-11-16.pdf |
| Screw Size | 3/4"-10 x 2" |
| Suitable For Use With | Taper Bushed Parts |
| Taper | 8° |
| Torque | 110000 lbs.-in. |
| Type | Standard |
Shipping Info:
| Ship weight (kg) | 10.31 |
| Ship length (cm) | 11.43 |
| Country of Origin | US |
Documentation:
Product Variants
| Product | Model | Bore Dia. | Key Way Size | Screw Size | Hub Dia. | Material | Type | Bolt Circle Dia. | Torque | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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4545 1 15/16 | 1 15/16" | 1/2" x 1/4" | 3/4"-10 x 2" | 10 1/2", 9 1/2" | Cast Iron | Standard | 6.13" | 110000 lbs.-in. | €322.80 | |
![]() |
4545 2 1/8 | - | - | - | - | Cast Iron | - | - | - | €376.60 | |
![]() |
4545 2 3/16 | 2 3/16" | 1/2" x 1/4" | 3/4"-10 x 2" | 10 1/2", 9 1/2" | Cast Iron | Standard | 6.13" | 110000 lbs.-in. | €322.80 | |
![]() |
4545 2 1/4 | 2 1/4" | 1/2" x 1/4" | 3/4" x 2" | 9 1/2" to 10 1/2" | Cast Iron | Standard | 6.13" | 110000 lbs.-in. | €322.80 | |
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4545 2 3/8 | 2 3/8" | 5/8" x 5/16" | 3/4"-10 x 2" | 10 1/2", 9 1/2" | Cast Iron | Standard | 6.13" | 110000 lbs.-in. | €322.80 | |
![]() |
4545 2 7/16 | 2 7/16" | 5/8" x 5/16" | 3/4"-10 x 2" | 10 1/2", 9 1/2" | Cast Iron | Standard | 6.13" | 110000 lbs.-in. | €322.80 | |
![]() |
4545 2 1/2 | 2 1/2" | 5/8" x 5/16" | 3/4"-10 x 2" | 10 1/2", 9 1/2" | Cast Iron | Standard | 6.13" | 110000 lbs.-in. | €322.80 |
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MARTIN SPROCKET 4545 3 1/4 Taper Bushing, 3.250 Inch Bore, 3/4 x 3/8 Inch Key, 4.5 Inch Length, Cast Iron
€322.80 /unit





