5 1/2" X 4" (139mm X 104mm)
(skirt incuse) "W in a circle" {Westinghouse}
Picture courtesy Greg Hale |
U-679: USA
5 1/2" X 4" (139mm X 104mm)
(skirt incuse) "W in a circle" {Westinghouse}
Picture courtesy Greg Hale |
U number assignment by Jack Tod
Return to the National Insulator US Unipart page