Description
Classic vintage industrial brass sight glass valve assemblies, originally used in mechanical or engineering applications. Each piece features a cylindrical glass chamber with solid brass fittings and adjustment knobs, showcasing beautiful patina and authentic industrial character. Includes original cardboard box labeled The Complete Line – Engineering Specialties, adding to its collectible appeal.
Condition: Good vintage condition, brass shows age-related wear and patina consistent with industrial use; glass chambers appear intact; original box shows noticeable wear and fading (see photos).
Type: Industrial valve / sight glass assemblies
Material: Brass and glass
Quantity: Pair (2 pieces)
Measurements: Approx. 8 inches tall × 3 inches wide
Packaging: Original box included
Perfect for collectors of vintage industrial objects, steampunk or industrial-style décor enthusiasts, or anyone looking to add unique character to shelving, studios, or display spaces.








