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Bill, the Hodgdon No.27 Data Manual lists the following information for the .30-06 using a 180gr. bullet with an overall cartridge length of 3.300".
H380 starting 48.0grs. 2490fps 39,900CUP
maximum 53.0grs. 2682fps 48,700CUP
H335 starting 42.0grs. 2455fps 41,900CUP
maximum 46.0grs. 2621fps 49,200CUP
Hope this helps!
Steve Mace
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After today, its all historical
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