An adapter assembly comprising a sealing element; a drive bushing; and an adapter flange disposed between the sealing element and the drive bushing. Also, a method of assembling a rotational control device comprising coupling mechanically an adapter flange to a sealing element; coupling mechanically the adapter flange to a drive bushing; and installing the adapter flange, sealing element, and drive bushing in the rotational control device. Additionally, an adapter assembly comprising a first sealing element; a second sealing element; and an adapter flange disposed between the first sealing element and the second sealing element.
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