Vintage German Bronze Ship’s Porthole Window – Din Hna 250

Details

Description

Offered is an authentic vintage bronze marine porthole window, built to German DIN standards and marked HNA 250 (PN 25 … Read more Offered is an authentic vintage bronze marine porthole window, built to German DIN standards and marked HNA 250 (PN 25 ≈ 250 PSI). This is a true foundry-made marine fitting, not a reproduction—heavy, solid, and beautifully aged.

Origin: Germany, mid-20th century
Material: Solid bronze / brass alloy with original patina
Markings: Cast “DIN / HNA 250” on frame
Form: Hinged round window with swing-dog clasps, square-loop handles, and thick reinforced glass
Dimensions:
• 15" overall diameter
• 9.75" clear glass opening
• Mounted board approx. 40" L
• Weight substantial (~15–18 lb without board)

Condition: Excellent vintage marine salvage condition with natural oxidation, patina, and light wear from service use. Glass intact; hardware functions smoothly.

A striking piece of industrial maritime history, ideal as a wall accent, bar or tabletop inset, or nautical décor centerpiece.

Style Tags: Industrial • Maritime • Nautical • Steampunk • German Modernist See less