"SSA makes an audio record of all hearings. The claimant or appointed representative can receive a copy of the recording. A transcript of the hearing can be prepared from the recording. Send requests for transcripts or recordings to the

Office of Disability Review (ODAR),

1 Skyline Tower,
5107 Leesburg Pike,
Falls Church, VA 22041-3255

ODAR will inform the requester of the cost and method of payment for the transcript."

https://secure.ssa.gov/poms.nsf/lnx/0203103200