McKinney TCA3386-4-1/2x4-1/2-US32D Full Mortise Heavy Weight Concealed Bearing Five Knuckle Hinge, Satin Stainless Steel Finish

The McKinney TCA3386 is a full mortise, heavy weight hinge built for high-frequency and high-traffic openings where durability matters. Measuring 4-1/2 by 4-1/2 inches and finished in Satin Stainless Steel (US32D), it features a concealed bearing design with a five knuckle configuration for smooth, quiet operation and long service life. Constructed from stainless steel, this hinge resists corrosion and holds up well in demanding commercial environments, including exterior and high-humidity applications. Its template-compatible design makes installation straightforward on standard doors and frames, delivering reliable performance in schools, hospitals, offices, and other institutional settings.

Features

• Full mortise design for standard door and frame preparation.
• Heavy weight construction suited to high-frequency and high-traffic doors.
• Concealed bearing arrangement for quiet, consistent movement.
• Five knuckle configuration provides added strength and stability.
• Stainless steel material offers excellent corrosion resistance.
• Satin Stainless Steel (US32D) finish complements a wide range of hardware.
• 4-1/2 x 4-1/2 inch size fits common commercial door applications.