HB 7509-1997
Dimensional tolerance of O-ring rubber seal (English Version)
- Standard No.
- HB 7509-1997
- Language
- Chinese, Available in English version
- Release Date
- 1997
- Published By
- Professional Standard - Aviation
- Latest
- HB 7509-1997
HB 7509-1997 history
- 1997 HB 7509-1997 Dimensional tolerance of O-ring rubber seal
