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Product Specifications:
| Item | Spacer Hub |
| Coupling Size | 08 |
| Hub Diameter | 3 1/4" |
| Keyway Size | 1/4" x 1/8" |
| Length Through Bore | 1.719" |
| Material | Steel |
| Maximum Speed | 4500 RPM |
| Outside Dia. | 3 1/4" |
| Screw Size | 5/16"-18 x 5/16" |
| Type | Bored to Size Type SC |
Shipping Info:
| Ship weight (kg) | 1.44 |
| Ship height (cm) | 4.37 |
| Ship length (cm) | 8.26 |
| Ship width (cm) | 8.26 |
| Country of Origin | US |
Product Variants
| Product | Model | Coupling Size | Type | Length Through Bore | Outside Dia. | Keyway Size | Set Screw Size | Material | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
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5H PB | 05 | Bored to Size Type SC | 1.094" | 2" | - | - | Steel | €75.61 | |
![]() |
5H 5/8 | 05 | Bored to Size Type SC | 1.094" | 2" | 3/16" x 3/32" | - | Steel | €75.61 | |
![]() |
4H 5/8 | 04 | Bored to Size Type SC | 1 21/32" | 2" | 3/16" x 3/32" | 1/4"-20 x 3/8" | Steel | €35.46 | |
![]() |
5H 3/4 | 05 | Bored to Size Type SC | 1.094" | 2" | 3/16" x 3/32" | - | Steel | €75.61 | |
![]() |
4H 7/8 | 04 | Bored to Size Type SC | 1 5/8" | 2" | 3/16" x 3/32" | - | Steel | €35.46 | |
![]() |
5H 7/8 | 05 | Bored to Size Type SC | 1.094" | 2" | 3/16" x 3/32" | - | Steel | €75.61 | |
![]() |
4H 1 | 04 | Bored to Size Type SC | 1 21/32" | 2" | 1/4" x 1/8" | 5/16"-18 x 5/16" | Steel | €35.46 |
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MARTIN SPROCKET 8H 1 1/8 Spacer Hub, Bore To Size, 3.250 Inch O.D., 1.125 Inch Bore, 5/16-18 x 5/16 Inch Screw
€118.14 /unit


