Mckinney Hinges TA231441232D Ball Bearing Hinge 4.5x4.5 in

Product Description

The MCKINNEY HINGES TA231441232D is a 4.5-inch by 4.5-inch square corner, non-ferrous, standard weight architectural hinge designed for commercial door installations. Built with a 5-knuckle ball bearing design, it delivers smooth, consistent swing action under repeated use in high-traffic environments. The satin stainless steel finish provides corrosion resistance suited to demanding interior and exterior applications. Weighing 1.12 pounds, this hinge is sold individually and is sized for standard commercial door frames. It is typically installed by commercial door hardware technicians, locksmiths, and general contractors working on commercial building projects.

This hinge is intended for commercial architectural applications where a square corner profile and non-ferrous construction are specified. The satin stainless steel finish makes it appropriate for facilities requiring corrosion-resistant hardware, such as healthcare, institutional, or coastal commercial buildings. The standard weight rating suits most commercial interior door assemblies. It is sold as a single unit, with case quantities of 48 available for larger projects.

Key Features

• 4.5-inch by 4.5-inch square corner profile for standard commercial door frame compatibility
• 5-knuckle ball bearing construction for smooth, low-friction door swing under continuous use
• Non-ferrous material resists corrosion in demanding environments
• Satin stainless steel finish for a clean, durable appearance
• Standard weight rating suitable for typical commercial interior door assemblies
• Sold individually with case quantity of 48 units available

Compatibility

Designed as an OEM-style architectural hinge replacement or new installation component for standard commercial door frames requiring a 4.5-inch by 4.5-inch square corner hinge.

Installation Notes

Installation should be performed by a qualified door hardware technician or licensed contractor. Power-operated or electrified door systems must be de-energized before hinge replacement. Proper mortise depth and door frame preparation are required to ensure flush seating and correct door swing alignment. Fastener selection should match the door and frame material to maintain load rating integrity.