Description

The DELTANA DSH35R515A is a self-closing spring hinge designed for door installations requiring controlled, automatic return. The hinge measures 3.5 inches by 3.5 inches with a 0.625-inch throw and ships in an antique nickel finish. Spring hinges of this type are used when a door must return to a closed position without a separate door closer common in light commercial and residential applications where code or function requires self-closing operation. The antique nickel finish provides corrosion resistance and a consistent aesthetic suited to interior door hardware.

This spring hinge is appropriate for interior doors in residential and light commercial settings. Typical applications include passage doors, fire-rated door assemblies where a self-closing mechanism is required, and utility or service entries. It is installed by carpenters, finish contractors, and door hardware specialists as part of new construction or retrofit projects. The single-unit sales format makes it straightforward to order exact quantities for a job.

Key Features

Self-closing spring mechanism for automatic door return without a separate closer
3.5 x 3.5 inch leaf size fits standard residential and light commercial door preparations
0.625-inch throw accommodates typical door frame and casing clearances
Antique nickel finish for a consistent, period-appropriate appearance on interior hardware
Sold individually for precise job-site quantity control

Compatibility

Designed as an OEM-style replacement or new-installation spring hinge for standard 3.5 x 3.5 inch hinge preparations on residential and light commercial interior doors.

Installation Notes

Spring hinges are installed by finish carpenters or door hardware technicians using standard mortise chisels and a drill. The spring tension is typically adjustable with the included pin tool do not over-tension, as excess preload can stress the door frame. When used on fire-rated door assemblies, verify that the hinge and installation method comply with the door assembly listing and applicable building code requirements. Always confirm door weight and frequency-of-use rating before selecting spring hinge tension.