Looking for window casement operator similar to Swisco 39-366

A quick learner from San Jose CA says:
August 20, 2023
Looking for sill mounted LH approx 9.5" arm, dimensions 4" L x 1.5" W x 5/8" H, similar to Swisco 39-366
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Bob from SWISCO responded:
August 20, 2023

Thanks for posting. If the straight arm is 9-1/2" long, then I think something like our 90-028E could work as a replacement. This uses a track like the 39-533. For a handle that works with this operator, see the 39-114L sold separately. Let me know if you have further questions. 
Ellipse Style Single Arm Operator, 9-1/2"
Ellipse Style Single Arm Operator, 9-1/2"
39-028E
$20.70
Crank Handle, 11/32"
Crank Handle, 11/32"
39-114L
$4.42
11-3/8" Casement Operator Track, 3 Hole
11-3/8" Casement Operator Track, 3 Hole
39-533
$4.05
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