Slider latch mechanism identification

A home owner from Massachusetts says:
September 26, 2016
Please see attached info for part ID. Provide cost and availability for one (1) unit.
User submitted photos of patio door hardware.
Profile picture of Paul
Paul from SWISCO responded:
September 29, 2016
Thanks for posting, and for the great diagram. That makes my job a lot easier! Please see our 82-227 mortise lock. I believe you'll find this is a good match. All pricing can be found on its store page.
Mortise Lock, 5-3/8"
Mortise Lock, 5-3/8"
82-227
$14.94
Diecast Keeper, 7/16" Deep
Diecast Keeper, 7/16" Deep
89-021D
$3.45
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