This came with my corny kit today, is it a reducer or an in line check valve or something completely different
30mm usually I think mateWell it's on and working, while i am here what is the size of the nut that screws on the gas cylinder, at a guess i would say 28mm
Thanks Reg, thats what i did to test it with water working on the assumption that over tightening could damage the nylon washerI just checked and my best fit metric spanner was 27mm. I suspect it's actually an imperial nut maybe 5/8. The thread is W21.8.
Having said that, I find I don't need a spanner. I just hand tighten the nut then give a slight twist of the regulator in the same direction.
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