Vintage Porcelain Switch Machined for Westinghouse Antique Ceiling Fans NOS USA. In NOS modified (machined) to fit the bottom plate opening of a 1909-24 ca. Westinghouse 56 (see images). A H & H, 6 A- 250 V, 18 A – 125V Made in U. To mount this switch requires a large washer(not included) tapped for…