Mineral Oil For Ac O Rings

These o rings don t move.

Mineral oil for ac o rings.

Needed to lubricate o rings for ac lines. 5 0 out of 5 stars 18 ratings. If it uses r134a then use pag oil polyalkylene glycol and if it uses r12 old gas then you can use mineral oil. Ac o rings ac o rings for r 134a systems replacement auto ac o rings.

All you need is an initial compression of the rubber to seal. 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. Here s a guide to the kinds of o ring materials we use how they are used and when to avoid using them.

The oil helps it slide into position initially. 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. 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.

Neoprene and buna o rings worked well in those r 12 applications. Hi there which lubricant should i be using on the o rings of the a c pressure hoses. This nylog oil sounds like a needless fuss. Slightly harder durometer 75 shore a fluorocarbon.

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. Get durable buna n and viton o rings from grainger to help tightly seal connections in a wide range of industrial applications. They can also be made from a number of different substances. Anyway is there a household product or a product that can be picked up at the local parts store.