1983 F250 AC info needed, need to replace (frozen)

[tim13]

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[riphip]

Part off of York compressor. Either check auto parts store like NAPA or check with a A/C supply big truck supply. Common valve. Has Ford part# on the side. Use your google-fu

on edit: That is a RotoLock fitting. May be able to find at a commercial A/C parts store

 

[Jl elevatorman]

I'm confused, frozen? Valve stem not turning or ice?