Offered is the 6 pound Power Transformer by Silvertone. Part no. 1011040456. From SILVERTONE radio chassis type 101.583. The transformer is clean with a little rust, but not severe.  Primary 110VAC 60 Cycles. Secondary: 5.0VAC, 6.3VAC and 310-0-310 centerapped Volts AC.  Leads are between  3 and 8 inches in length.  The transformer measures 3 3/4 X 3 1/8 X 3 7/8 inches in thickness.  Mounting screws are at the corners with centers at 3 1/8 and 2 1/2 inches. Mounting nuts and washers are included. This transformer came from a 9-Tube radio (1-5 Volt Rectifier and 8-6 volt tubes). It will work great for amps or radio use.  Pick up the transformer for replacement use or for a DIY project of your own. Mouse over the photo images to zoom in. NO RESERVE!! Thanks for looking.