National Marker N129023 4 in Heavy-duty Tee Hinge Zinc Steel

Product Description

The NATIONAL MARKER N129023 is an extra-heavy T-hinge built for applications where mounting surfaces are narrow and standard hinges fall short. Constructed from zinc-plated steel with a WeatherGuard galvanized coating, this hinge is engineered to resist corrosion from outdoor exposure. At 4 inches, it delivers the leverage and clamping force needed for heavy barn and shed doors, storage bins, tool boxes, and gates. Offset screw holes reduce the risk of wood splitting at the fastener locations, adding structural integrity at every mounting point. The tight-pin design supports both right-hand and left-hand installations without modification.

This T-hinge is suited for residential and light commercial applications where a narrow mounting rail or stile limits the use of a full strap or butt hinge. Typical install scenarios include outbuilding doors, garden gates, wood storage bins, and job-site tool enclosures. The WeatherGuard coating makes it a practical choice for exterior applications exposed to moisture, UV, and temperature cycling. Sold individually.

Key Features

• Zinc-plated steel construction with WeatherGuard galvanized coating for outdoor corrosion resistance
• Extra-heavy T-hinge profile sized for narrow mounting surfaces
• Offset screw holes reduce wood-splitting risk at fastener locations
• Tight-pin design supports right-hand or left-hand door swing without modification
• 4-inch length provides extended leverage for heavier door and gate panels

Compatibility

Designed as a general-purpose replacement or new-installation T-hinge for exterior wood doors, gates, storage bins, and tool boxes with narrow mounting stiles or rails.

Installation Notes

T-hinges of this type are typically installed by carpenters, general contractors, or experienced DIYers using standard hand tools. Pre-drill pilot holes to the appropriate diameter before driving fasteners, even with offset hole placement, to avoid splitting aged or dry lumber. Ensure the mounting surface is structurally sound before installation. Clean and dry the mounting area to maximize long-term coating adhesion on exterior applications.

Technical Specifications

• Hinge Length: 4 inches
• Material: Zinc-plated steel
• Coating: WeatherGuard galvanized
• Weight: 0.234 pounds
• Pin Type: Tight pin
• Hand: Right or left hand
• UOM: Each

Standard Information

• Brand: NATIONAL MARKER
• Manufacturer Part Number: N129023