Mineral Oil For Ac O Rings

This nylog oil sounds like a needless fuss.

Mineral oil for ac o rings. 5 0 out of 5 stars 18 ratings. 5 0 out of 5 stars ac mineral oil is the best way to go. Needed to lubricate o rings for ac lines. Acdelco 15 117 air conditioning system mineral oil 1 qt brand.

If it uses r134a then use pag oil polyalkylene glycol and if it uses r12 old gas then you can use mineral oil. Anyway is there a household product or a product that can be picked up at the local parts store. Here s a guide to the kinds of o ring materials we use how they are used and when to avoid using them. 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.

All you need is an initial compression of the rubber to seal. Neoprene and buna o rings worked well in those r 12 applications. 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. Formertech on wed june 22 2005 12 14 pm.

Hi there which lubricant should i be using on the o rings of the a c pressure hoses. 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. Buna n rings with durometer 70 shore a can offer hood physical properties and provide excellent resistance to petroleum products.

Get durable buna n and viton o rings from grainger to help tightly seal connections in a wide range of industrial applications. Slightly harder durometer 75 shore a fluorocarbon. These o rings don t move. 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.