window part to go with Series 152

A home owner from Tonganoxie, KS says:
May 20, 2020
I need one of these. The coil balance is 15-177 with a 6 lb 152 coil balance and also a 4 lb coil balance. could you give me a part number to order this piece in the picture also??
Thank you.
John
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Tom from SWISCO responded:
May 22, 2020

Hi, John. That's an old style cover that isn't made anymore. You can use our 15-143 bushing, 15-144 cap, and 15-145 drum instead. These sandwich over the Series 152 spring to keep it stable in the track.
Coil Balance Shoe, Slate Blue
Coil Balance Shoe, Slate Blue
15-177
$3.47
Coil Bushing
Coil Bushing
15-143
$0.97
Coil Bushing Cap
Coil Bushing Cap
15-144
$0.70
Coil Support Barrel
Coil Support Barrel
15-145
$0.49
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