QJ 1321-1987
Common thread gauge specification (English Version)
- Standard No.
- QJ 1321-1987
- Language
- Chinese, Available in English version
- Release Date
- 1987
- Published By
- Professional Standard - Aerospace
- Latest
- QJ 1321-1987
QJ 1321-1987 history
- 1987 QJ 1321-1987 Common thread gauge specification
