- Standard No.
- HB 6545-1991
- Language
- Chinese, Available in English version
- Release Date
- 1992
- Published By
- Professional Standard - Aviation
- Latest
-
HB 6545-1991
- Replace
-
HB 243-1970
- Scope
- This standard specifies the types, dimensions, tolerances, technical quality requirements and assembly torque of interference threads for aviation products. The interference thread used in this standard refers to changing the basic deviation level of the pitch diameter of ordinary threads to obtain a thread with interference in the pitch diameter of the thread pair. This standard applies to aviation products.
HB 6545-1991 history
HB 6545-1991 Interference thread has been changed from HB 243-1970 Interference thread.