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Product Specifications:
| Item | Coupling |
| Chain Number | 50 |
| Hub Dia. | 2.969" |
| Hub Length | 1 11/16" |
| Key Way Size | 1/2" x 1/4" |
| Length Through Bore | 1.688" |
| Material | Steel |
| Max. Speed | 3600 RPM |
| No. Of Teeth | 18 |
| Outside Dia. | 3 18/25" |
| Pitch | 3/4" |
| Screw Size | 5/16"-18 x 5/16" |
| Type | Bored to Size |
Shipping Info:
| Ship weight (kg) | 0.95 |
| Ship height (cm) | 4.29 |
| Ship length (cm) | 9.45 |
| Ship width (cm) | 9.45 |
| Country of Origin | US |
Product Variants
| Product | Model | Pitch | No. Of Teeth | Length Through Bore | Hub Dia. | Type | Screw Size | Key Way Size | Chain Number | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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5016 1 1/2 | 50" | 16 | 1.438" | 2 1/2" | Bored to Size | 3/8"-16 x 3/8" | 3/8" x 3/16" | 50 | €66.60 | |
![]() |
5016 1 1/4 | 50" | 16 | 1.438" | 2 1/2" | Bored to Size | 5/16"-18 x 5/16" | 1/4" x 1/8" | 50 | €66.60 | |
![]() |
4016 1 | 40" | 16 | 1 1/8" | 1.963" | Bored to Size | 5/16"-18 x 5/16" | 1/4" x 1/8" | 40 | €49.93 | |
![]() |
4016 3/4 | 40" | 16 | - | - | - | - | - | - | €49.93 | |
![]() |
6018 2 | 60" | 18 | 1 7/8" | 3 1/2" | Bored to Size | 1/2"-13 x 1/2" | 1/2" x 1/4" | 60 | €104.51 | |
![]() |
4016 1 1/4 | 40" | 16 | 1 1/8" | 1.963" | Bored to Size | 5/16"-18 x 5/16" | 1/4" x 1/8" | 40 | €49.93 | |
![]() |
5018 1 1/2 | 50" | 18 | 1.688" | 2.969" | Bored to Size | 3/8"-16 x 3/8" | 3/8" x 3/16" | 50 | €73.82 |
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MARTIN SPROCKET 5018 1 7/8 Coupling, 18 Teeth, 3.720 Inch Outside Dia., 1.875 Inch Bore, Bore To Size, Steel
€73.82 /unit



