The3rd Earl Of Derby wrote:
in the kitchen,the problem is the washing machine junction tap(isolating
valve?) anyway I needed to fix a problem on washing machine and the damn
hot valve has popped the innards out ie the closing ball, two rubber O
rings and a flange.

Water,Water everywhere. :-(

Anyone familiar with refitting the innards?

I'm thinking O ring,Closing ball,O ring,and flange but not sure which way
the flange fits in?

I'd be real tempted to go the 'get a new one' route.
If it's done it once, it's likely to do it again.