03-09-2019, 09:26 PM
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Flying since 1977
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Join Date: Oct 2010
Location: Middle TN
Posts: 452
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The Saturn IB tank tubes should be 0.441" in diameter at that scale (1:159). The closet commercial tube is a BT-4 with an outside diameter of 0.448".
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'Til next time,
Mike Toelle
NAR 31692 L1
SAM 0373
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