GS-4500-4749

X Style 152mm - 177mm (6" - 7")
GS-4738

GS-4738
GS-4738
Size: 171mm X 95mm (6.75" x 3.75")
Example in Photo: No Name (O-B) (USA)
Photo Credit: Shaun Kotlarsky
Direct link to this insulator:
ManufacturerInsulator MarkingsColorCountry
No Name (O-B)BrownUSA
No Name (O-B)Dark BlueUSA