HB 2502-1977
Seat type hexagonal clamp frame (English Version)
- Standard No.
- HB 2502-1977
- Language
- Chinese, Available in English version
- Published By
- Professional Standard - Aviation
- Status
- Replace By
- HB 2502-1989
- Latest
- HB 2502-1989
HB 2502-1977 history
- 1970 HB 2502-1989 Seated hexagonal splint
- 1970 HB 2502-1977 Seat type hexagonal clamp frame
