O-rings, - definition

[Jaded]

Hi. Suppose I need to order some o-rings from a supplier. What dimensions must be specified to avoid mistakes? T I A, J

 

[payney1974]

your better off just getting a box of assorted arnt you? Thats what ive done for years.

 

[Plumbstar Tom]

or take in the one you require

 

[REDSAW]

the round ones are the best.

 

[WHPES]

You need to know cross section thickness of the rubber and overal diameter of the "ring"

 

[wnjswozo]

if its for a boiler,get gc number

 

[Jaded]

Thanks to those who tried to help. J