Casement Operator ID

A home owner from Kansas says:
Truth hardware off of casement windows in dining room. House built in 1991.

Arm has R30842
circular tooth wheel has 30844R
backside of hardware

US PAT 4,241,541
CAN PAT 350,432

PAT 1982

Other one has
Arm has L30841
circular tooth wheel has 30843L
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Bob from SWISCO responded:

Take a look at our 39-035 and 39-036. Look over their dimensions and see if you could use these as replacements.

A home owner from Kansas says:
Yes, I believe those will work. Thanks.
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