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Product Specifications:
| Item | Coupling |
| Coupling Size | 08 |
| Hub Dia. | 3 1/4" |
| Hub Length | 3/4" |
| Key Way Size | 8" x 3.3" |
| Length Through Bore | 2.094" |
| Material | Steel |
| Max. Speed | 4500 RPM |
| Outside Dia. | 5.45" |
| Set Screw Size | 5/16"-18 x 5/16" |
| Type | Bored to Size Type S |
Shipping Info:
| Ship weight (kg) | 2.34 |
| Ship length (cm) | 13.84 |
| Ship width (cm) | 13.84 |
| Country of Origin | US |
Product Variants
| Model | Material | Coupling Size | Type | Hub Dia. | Length Through Bore | Hub Length | Key Way Size | Screw Size | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| 4J 1/2 | Steel | 04 | Bored to Size Type J | 1 5/8" | 2 3/8" | 7/16" | 1/8" x 1/16" | - | €22.44 | |
| 4J 3/4 | Steel | 04 | Bored to Size Type J | 1 5/8" | 2 3/8" | 7/16" | 3/16" x 3/32" | 1/4"-20 x 1/4" | €22.44 | |
| 4J 7/8 | Steel | 04 | Bored to Size Type J | 1 5/8" | 2 3/8" | 7/16" | 3/16" x 3/32" | 1/4"-20 x 1/4" | €22.44 | |
| 4J 15/16 | Steel | 04 | Bored to Size Type J | 1 5/8" | 2 3/8" | - | 1/4" x 1/8" | - | €22.44 | |
| 4J 1 | Steel | 04 | Bored to Size Type J | 1 5/8" | 2 3/8" | 7/16" | 1/4" x 1/8" | 5/16"-18 x 5/16" | €22.44 | |
| 5S 7/8 | Steel | 05 | Bored to Size Type S | 1 7/8" | 1 3/8" | 29/64" | 3/16" x 3/32" | 1/4"-20 x 1/4" | €47.27 | |
| 5S 15/16 | Steel | 05 | Bored to Size Type S | 1 7/8" | 1 3/8" | 29/64" | 1/4" x 1/8" | - | €47.27 |
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MARTIN SPROCKET 8S 28MM Coupling, 8 Size, 5.450 Inch Outside Dia., 1.102 Inch Bore, Bore To Size, Cast Iron
€94.53 /unit


