HB 1-213-1974
Non-protruding cylindrical head screws with safety holes on the head (English Version)
- Standard No.
- HB 1-213-1974
- Language
- Chinese, Available in English version
- Published By
- Professional Standard - Aviation
- Status
- Replace By
- HB 1-213-1983
- Latest
- HB 1-213-2002
HB 1-213-1974 history
- 2003 HB 1-213-2002 Cheese head,waisted shank bolts with wire holes on head
- 1970 HB 1-213-1995 Non-protruding cylindrical head screws with safety holes on the head
- 1970 HB 1-213-1983 Non-protruding cylindrical head screws with safety holes on the head
- 1970 HB 1-213-1974 Non-protruding cylindrical head screws with safety holes on the head
