ST-3750-3999

Classic straight caps 304mm (12") and greater
ST-3750
ST-3750
ST-3750
Size: 304mm (12")
Example in Photo: No Name (Thomas) (USA)
Photo Credit: Shaun Kotlarsky
Direct link to this insulator:
ManufacturerInsulator MarkingsCap MarkingsColorCountry
No Name (Thomas)Redish BrownUSA
Thomas(Incuse) THOMAS - (Letter) // (Incuse) (4 squares)Redish BrownUSA
ST-3760
ST-3760
ST-3760
Size: 304mm (12")
Example in Photo: No Name (Thomas) (USA)
Photo Credit: Paul Greaves
Direct link to this insulator:
ManufacturerInsulator MarkingsCap MarkingsColorCountry
No Name (Thomas)Pumpkin OrangeUSA
ST-3780
ST-3780
ST-3780
Size: 304mm (12")
Example in Photo: No Name (Thomas) (USA)
Photo Credit: Mid Norris
Direct link to this insulator:
ManufacturerInsulator MarkingsCap MarkingsColorCountry
No Name (Thomas)BrownUSA
ST-3950
ST-3950
ST-3950
Size: 304mm (12")
Example in Photo: THOMAS (USA)
Photo Credit: Mid Norris
Direct link to this insulator:
ManufacturerInsulator MarkingsCap MarkingsColorCountry
Thomas(Incuse) THOMASBrownUSA