In an earlier contribution to this discussion,
Tony Bryer wrote:

In article , David
Lang wrote:
Dead right. All threaded taps are BSP threads, even in Europe. In
30 years of connecting pressure washers to taps I've never found a
domestic tap that wasn't 3/4" BSP.

There are 5/8" taps around - I used to have one!


Ditto. But a 3/4 connector wouldn't begin to stay put on a 5/8 tap - so that
is unlikely to be the OP's problem.
--
Cheers,
Set Square
______
Please reply to newsgroup. Reply address is invalid.