JB/T 5450-2007
Stub screw thread for optical instruments (English Version)
- Standard No.
- JB/T 5450-2007
- Language
- Chinese, Available in English version
- Release Date
- 2007
- Published By
- Professional Standard - Machinery
- Latest
- JB/T 5450-2007
- Replace
- JB/T 5450-1991
- Scope
- This standard specifies the basic profile, diameter and pitch series, basic dimensions, tolerances and fits, thread markings, and deviation tables of short threads for optical instruments. This standard is applicable to short threads with a nominal diameter of 8mm to 160mm for focusing of optical instruments and fixed connections between thin-walled parts.
JB/T 5450-2007 Referenced Document
- GB/T 14791-1993 The terms of screw threads
JB/T 5450-2007 history
- 2007 JB/T 5450-2007 Stub screw thread for optical instruments
- 1991 JB/T 5450-1991 Short thread for optical instruments
