Need bulb Seal part number - Simonton Window

A home owner from Cedar Rapids, IA says:
Need help in identifying correct T-SLOT OFFSET HOLLOW FOAM SEAL part. Appears 7/8" wide, bulb ~ 3/8 to 1/2" and T ~ 3/16". Pictures attached.

Mick
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Bob from SWISCO responded:

See our 58-171, 58-182, or 58-183. Look over the end profile on all these bubble seals to see if one of them matches what you need.

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