6
For 6, thread standard is BSP; threads per inch (tpi) is 11; thread pitch (mm) is 2.309; major (outside) diameter (mm) is 163.830; minor diameter (mm) is 160.872, recorded from its source on 2026-08-12.
- Thread standard
- BSP our reading
- Nominal size
- 6 verified
- Threads per inch (TPI)
- 11 verified
- Thread pitch (mm)
- 2.309 verified
- Major (outside) diameter (mm)
- 163.830 verified
- Minor diameter (mm)
- 160.872 verified
- Thread angle (degrees)
- 55 our reading
- Governing standard
- ISO 228-1 our reading
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
What the source says
6 | 11 | 2.309 | 1.479 | 163.830 | 162.351 | 160.872 |
— amesweb.info, retrieved 2026-08-12
Source
- amesweb.infohttps://amesweb.info/Screws/BSP-Thread-Chart.aspx