Need to purchase new lock/keys - owner lost keys when I bought house

A quick learner from Brigantine,NJ says:
January 24, 2021
Here are 3 pictures of the handle/lock/mortise. I cannot find a brand but I think i need 82-310. Can you confirm? Thanks!!!
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Casey from SWISCO responded:
January 26, 2021

Hello,

Your handle set looks like our 82-086, which is compatible with the 82-310. As long as your hardware specifications match what is shown on our product pages, you should be good to go. Thanks for posting! 
A quick learner from Brigantine,NJ says:
January 26, 2021
Thank you Casey!!
Legacy Keyed Handle Set, 3-15/16" (1-1/8" to 2-1/2")
Legacy Keyed Handle Set, 3-15/16" (1-1/8" to 2-1/2")
82-086
$49.70
Mortise Lock, 5-3/8"
Mortise Lock, 5-3/8"
82-227
$14.94
Key Lock
Key Lock
82-310
$14.30
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