If it uses r134a then use pag oil polyalkylene glycol and if it uses r12 old gas then you can use mineral oil.
Mineral oil for ac o rings.
The oil helps it slide into position initially.
If you use mineral oil on the o rings of an r134 system they are usually green they will dissolve and it will leak.
These o rings don t move.
Needed to lubricate o rings for ac lines.
Buna n rings with durometer 70 shore a can offer hood physical properties and provide excellent resistance to petroleum products.
When car makers used r 12 as the refrigerant and mineral oil as the lubricant in auto ac systems they often used neoprene ac o rings and gaskets.
They can also be made from a number of different substances.
Here s a guide to the kinds of o ring materials we use how they are used and when to avoid using them.
All you need is an initial compression of the rubber to seal.
Get durable buna n and viton o rings from grainger to help tightly seal connections in a wide range of industrial applications.
Ac o rings ac o rings for r 134a systems replacement auto ac o rings.
5 0 out of 5 stars ac mineral oil is the best way to go.
Anyway is there a household product or a product that can be picked up at the local parts store.
Hi there which lubricant should i be using on the o rings of the a c pressure hoses.
True you need special non wax mineral oil for the system but do you truly imagine problems from the thin coat of oil on an o ring.
This nylog oil sounds like a needless fuss.
As we ve discussed in past entries on this blog o rings can come in a variety of sizes and have a wide range of uses.
Acdelco 15 117 air conditioning system mineral oil 1 qt brand.
I read in the other forum that you don t want to use a mineral oil but could not dig up what you should use.
Slightly harder durometer 75 shore a fluorocarbon.