lock from steel security gate of basement door

A handy person from Maryland USA says:
February 17, 2017
lock for the steel gate of basement door.

center to center distance from the two scree holes are 7 + 3/8 inches
User submitted photos of storm door hardware.
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Tom from SWISCO responded:
February 22, 2017
I'm not sure what you have. There are many important dimensions when it comes to finding a match for this kind of lock. Start by looking at our 40-194. Carefully go over each measurement we have and let me know how they compare.
Storm Door Mortise Latch
Storm Door Mortise Latch
40-194
$42.47
How to flip a storm door mortise latch.
How to flip a storm door mortise latch.
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