Buddy bottle o rings

[alan1]

Hi what is the size of the o ring for a 400 cc bottle the one on the valve that goes into the the bottle please

[Brooksy]

As per the attached picture, top left.

[alan1]

Thanks is there one for the 280 cc bottle valve size

[Squinty]

Do you mean the 14mm valve to bottle neck thread..3A.
Tech sheet doesn't give the number, perhaps BS-015?  Same as the elan adapter?

[Ca_Varminter]

Thanks is there one for the 280 cc bottle valve size

This would be an Excellent Question to Email Dr Bob About.....

Stuart

[alan1]

Yes that's the one