HP-23A transformer part number

[James True]

Can anyone with a HP-23A manual tell me the part number for the power
transformer.  The HP-23 may also use the same one since they both have
6.3V outputs.

Thanks,
James

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James True  N5ARW     EMail: n5arw at ibm.net
P.O. Box 13280        Voice: 501-851-8783
Maumelle, AR 72113      Fax: 501-851-8784
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Wanted: National MCS table top speaker for HRO receiver