So ah....is it a power transformer? an audio tx, a choke? Mod tx??? How many terminals? any labels on the terminals? can you post a picture? More info please.....
If I knew what it was I wouldn't have posted it here. It is about 6" X 6" X 4", 4 terminals on one winding & 3 on the other, 3/4" insulators on the 3 term winding, sealed, all terminals & 4 threaded mounting posts coming out the bottom, very heavy, painted gray.