Broken spring has #7 imprinted

A contractor from White Haven PA says:
May 3, 2022
Do you have a replacement spring or assembly for this?
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Paul from SWISCO responded:
May 4, 2022

Hello,

Your balance system has been replaced by the manufacturer with the 15-158 pivot shoe and S152-7 screw-on coil spring. We also included other parts used with this new balance system for you to review. Thanks for posting! 
Coil Balance Shoe
Coil Balance Shoe
15-158
$2.85
#8 x 3/8" SS Pan Head Philips Screw
#8 x 3/8" SS Pan Head Philips Screw
33-072
$0.30
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
7 lb Series 152 Coil Balance
7 lb Series 152 Coil Balance
S152-7
$4.80
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