Alenco window glazing

A home owner from USA says:
Hi,I have some ancient but perfectly fine Alenco windows.Problem:I foolishly insulated the west facing windows from the interior with reflective foam board.Result: cooler
house,melted glazing strips.Purchased 1987 AAMA code AE-2 series 185 DH-R15 MST:4060.I have no idea what these numbers mean.On the sticker.Strips are black.
From the glass to the keeper is 3/8".I need about 50' Can you help me or point me in the right direction.Thanks,Steve Glover
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Paul from SWISCO responded:
Thank you for posting!

To get started, take a look at the 55-161 and 55-174, Alenco Snap-in Glazing Beads; see if one of these looks similar to what you originally had.
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