Help replacing various sash balances

A quick learner from Southington Ct. says:
January 4, 2018
Sash 26" 34 lb (28"x42-3/4")stamp 2590
Sash 23" 30lb (25"H x36-1/2"W)stamp 22.4LG Caldwell 30 lb./sq.in
Sash 17" 20lb (18 1/2" H x 50" W) stamp 1590
channel 9/16" wide (trade 1/2")
glass thickness 1/2"

Please advise as to sash balances to purchase

Thank you
User submitted photos of window hardware.
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Paul from SWISCO responded:
January 11, 2018
Thanks for posting. Please see our Series 395 channel balance, this looks like it matches what you have, assuming each balance has the same nylon ends. As for the top sash guide, look at our 18-015.
PGT Top Sash Guide
PGT Top Sash Guide
18-015
$2.98
26" Series 395 Channel Balance
26" Series 395 Channel Balance
S395-26
$10.23
23" Series 395 Channel Balance
23" Series 395 Channel Balance
S395-23
$9.59
16" Series 395 Channel Balance
16" Series 395 Channel Balance
S395-16
$9.34
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