Pair of Vintage Hemingray-19 Glass Insulators

Description :
These are clear glass Hemingray-19 electrical insulators, each measuring approximately 3 ¼" in diameter and 3 ½" in height. Originally used to support and insulate telegraph and telephone wires, these durable glass pieces now serve as collectible artifacts from early 20th-century utility infrastructure. Their compact size and embossed “HEMINGRAY-19” lettering add authenticity and appeal for collectors, decorators, and upcyclers alike. Perfect for display, repurposed lighting projects, or industrial-inspired home décor.

Era
Early-to-mid 20th century

Style
Industrial Utility / Americana

Technique
Pressed glass molding with embossed lettering

Tools Used
Industrial glass mold presses, embossing dies, annealing ovens

History
Hemingray was one of the largest U.S. glass insulator manufacturers, producing millions of units for power, telegraph, and telephone lines from the late 1800s until the 1970s.

Manufacturer / Maker
Hemingray Glass Company, Muncie, Indiana, USA

Measurements
3 ¼" Diameter × 3 ½" Height

Suggested Weight
~1 lb each

Item Number : P14224

Category : Electrical

Brand : Hemingray Glass Company, Muncie, Indiana, USA