Hi Polecat
What pressure will this be operating @ ? where was it manufactured ?
If it was 22mm x 1.25 , I would expect the bore to be 20.75,,,,,,,,,,,,,,,, 1.25 mm pitch is VERY close to 20TPI and 22mm is very close to 7/8 ,,,,,,,,, and 7/8 20 is used in high pressure fittings .
Rob