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We do gears over 50yrs
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Tsubaki 12B1 12T hardened – Sprocket 12B1 12T hardened is a precision-engineered sprocket for use with Sprocket 12B1 12T hardened series roller chains. Manufactured from high-quality steel with tight tolerances to ensure smooth, efficient power transmission and extended service life. Available in pilot bore and taper lock versions.
| NTT product code | 12B112Thardened |
|---|---|
| Tsubaki article no. | 21706000450 |
| Standard packaging | P |
| Pitch - P [mm] | 19,05 |
| Roller diameter - D1 [mm] | 12,07 |
| Inner width - B1 [mm] | 11,68 |
| Number of Teeth (Z) | 12 |
| Pitch Diameter (Dp) | 73,6 |
| Outer Diameter (Do) | 81,5 |
| Hub Height (H) | 35 |
| Hub Diameter (Dh) | 52 |
| Bore Diameter (Db) | 14 |
| Single Tooth Width (h1) | 11,10 |
| Dimension max mm | 34 |
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