HB 853-1990
Torsion spring top stop device (English Version)
- Standard No.
- HB 853-1990
- Language
- Chinese, Available in English version
- Release Date
- 1990
- Published By
- Professional Standard - Aviation
- Latest
- HB 853-1990
- Replace
- HB 853-1975
HB 853-1990 history
- 1990 HB 853-1990 Torsion spring top stop device
- 1970 HB 853-1975 Active stop pin
- 1967 HB 853-1966 Active stop pin
