Need replacement for this part

A quick learner from Baltimore,MD says:
July 26, 2018
the only numbers i could find were the following:
1257801
52-8506-wht
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Paul from SWISCO responded:
July 31, 2018

Hi there,

Your top tilt latches looks like our 26-408 pair. You'll also need our 15-087 coil housing. Inside the housing is our Series 180 coil spring. You will need the number stamped on the old coil springs to determine the spring strength. Thank you!
A quick learner from Baltimore,MD says:
July 31, 2018
hi i don't see a number on the spring. the window weighs 15 lbs. can that be used to get a matching spring?
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Paul from SWISCO responded:
July 31, 2018

For a 15 lb. sash, you can use our S180-8.
Tilt Latch Pair
Tilt Latch Pair
26-408
$3.72
Coil Housing Pivot
Coil Housing Pivot
15-087
$5.97
Mounting Bracket
Mounting Bracket
16-024
$0.66
8 lbs Series 180 Coil Balance
8 lbs Series 180 Coil Balance
S180-08
$5.15
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