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The BlackStar 40BS40 3/4 K2S is a 40 pitch Finished Bore roller chain sprocket with 40 teeth, precision manufactured from SAE 1045 steel and features machine-cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 3/4" bore with keyway and set screws and is ready for immediate installation.
| Specifications | |
|---|---|
| Part Number | 40BS40 3/4 K2S |
| Chain Pitch | 40 |
| Number of Teeth | 40 |
| Bore Size | 3/4" |
| Minimum Bore | 5/8" |
| Maximum Bore | 1-1/2" |
| Bore Type | Finished Bore (Keyway + Set Screws) |
| Hub Style | Finished Bore |
| Strand Count | Single |
| Material | Steel |
| Outside Diameter | 6.65" |
| Pitch Diameter | 6.373" |
| Approx. Weight | 4.28 lbs |

Cross-references: Browning H40B40, Martin 40BS40, Boston Gear RS40B40
Ships within 48 hours · Estimated delivery Jun 21 - Jun 26
US$40
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