replacement sliding glass door lock cylinder

A quick learner from Ocean Pines MD says:
July 9, 2021
I don't have any keys for the existing lock and would like to replace the cylinder.
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Bob from SWISCO responded:
July 14, 2021

This reminds me of the cylinder for our 82-310 Key Lock. Please compare. If you need some spare keys for the new lock, we do sell key blanks that work with this cylinder--see the 82-322. 
Key Lock
Key Lock
82-310
$14.30
Key Blank
Key Blank
82-322
$2.17
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