| 摘要 |
PROBLEM TO BE SOLVED: To easily assemble without distortion of a seal ring for rotation of a mechanical seal device caused by installation. SOLUTION: The seal ring 2 for rotation and a sleeve 52 are provided with fitting holes 4 and 53 penetrating through surfaces fitting to each other. The seal ring 2 for rotation and the sleeve 52 are integrally fixed by fitting with the fitting holes 4 and 53. Further, a drive pin having a fitting means for preventing separation at an end is provided.
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