> The Autoparts Store Man thought transmission oil cooler hose
> would stand up to
> unpressurized Dot 4 brake fluid. Its thick! (5/8" od and 5/16" id). Does
> anyone here know for sure?
I don't know for certain, but it seems unlikely to me. The hose is most
likely made of nitrile rubber (plus reinforcement and so on), which is
inexpensive and withstands petroleum products (like transmission fluid)
well. But it won't stand up to DOT 4.
http://www.rtdygert.com/products/compounds/nitrile.cfm
Randall
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