Key is stripping around in my "International" door lock

A home owner from California says:
I have a patio door lock with a key on the outside and a lever inside. The key is just stripping around but I'm unable to find another lock. The only thing I find on it is "International". Can you help me?
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Bob from SWISCO responded:

See our 82-009A. Look over the dimensions to ensure that they match. If you need a new outside pull with a key lock, see our 82-306. Let me know what you think. 

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