Rockford Process Free Swinging Overlay Five Knuckle Hinge, 270º Screw-on Dull Chrome - P349-26D

Rockford Process 349 Series Hinge For Inset Doors

Rockford Process 349 series hinge is designed for use with inset doors having a rabbet depth of 3/8 inch, so it supports institutional-style casework where the door sits within the frame and needs precise edge coverage. This free swinging overlay five knuckle hinge allows the door to pivot smoothly without built-in closing force, which helps when controlled motion or separate door control hardware is preferred. The hinge belongs to the semi-concealed hinges product class, so part of the hardware remains visible for inspection while the rest is discreet, which suits installations where appearance and easy visual checks both matter. The hinge is part of the institutional hinges category, so it aligns with applications that call for robust hinge designs commonly used in facilities and commercial environments.

Key Hinge Details That Support Daily Use

• The hinge offers a 270 degree screw-on design that lets the door swing through a wide arc, which helps when cabinets need broad access for equipment or contents during routine work.
• Its free swinging overlay configuration allows unassisted movement through the opening range, which is useful when doors must stay where they are positioned until handled by the user.
• The five knuckle construction distributes the pivot points along the barrel, which helps the hinge track the door movement more evenly over time.
• The hinge features hospital tips as standard, which provide a smoother barrel termination that supports hygiene-focused and institutional environments.
• The barrel height of 2-1/2 inch, or 63.5 mm, gives a tall bearing surface, which helps the hinge manage door load along the knuckle length.
• The material thickness of .072 inch, or 1.8 mm, provides a solid leaf section, which supports the hinge against flexing under normal cabinet door service.

Mounting And Fit Details For This Screw-On Hinge

The hinge uses a screw-on mounting style, so the leaves fasten directly to the door and frame with mechanical fasteners for a secure attachment to wood-based casework. Its design for inset doors with a 3/8 inch rabbet depth means the hinge geometry aligns the barrel and overlay to that specific cut, helping the door sit correctly within the opening while still clearing the cabinet edge during a 270 degree swing. The semi-concealed classification indicates that only selected portions of the hinge show when the door is closed, which supports a clean look while still allowing direct access to the visible knuckles for routine observation or adjustment work involving the screws.

How This Institutional Hinge Works In Practice

Where This Free Swinging Overlay Hinge Performs Best

This Rockford Process Control, Inc. hinge is positioned in the institutional hinges category, so it matches casework commonly found in facilities that rely on consistent hinge behavior across many doors. Being a semi-concealed hinge, it suits cabinets where a partially visible hinge line is acceptable, such as institutional or utility installations where function and inspection access take priority. The design for inset doors with a 3/8 inch rabbet depth helps standardize door and frame machining, which is valuable when multiple openings use the same construction pattern. The 270 degree screw-on hinge capability allows wide opening of doors, supporting workflows that require carts, trays, or instruments to be moved in and out of cabinets without the door obstructing the access space.

Why The Five Knuckle Design And Dimensions Matter

The five knuckle configuration on this free swinging overlay hinge spaces out the pivot joints along the 2-1/2 inch, or 63.5 mm, barrel height, which helps spread operational forces and can support smoother movement during repeated openings. The hospital tips supplied as standard shape the ends of the barrel into a more closed profile, which contributes to a cleaner edge that aligns with institutional standards where snag points are minimized. With a material thickness of .072 inch, or 1.8 mm, across the hinge leaves, the part offers a sturdy section that supports the hinge against distortion around the screw holes in normal cabinet service. The dull chrome finish identified in the product name and description defines the surface appearance, which suits installations favoring a subdued metallic look that coordinates with other hardware while reflecting institutional character.

Common Questions About The Rockford Process 349 Hinge

Choose This Hinge For 3/8 Inch Rabbet Inset Doors

The Rockford Process 349 series hinge in dull chrome, manufacturer part P349-26D, is built for inset doors with a 3/8 inch rabbet depth, so it suits institutional and semi-concealed casework built to that profile. Its free swinging, 270 degree screw-on design with five knuckles, hospital tips, and .072 inch material thickness provides a hinge layout that matches demanding cabinet environments where wide door opening and visible, functional hardware are important. Select this hinge when the construction plan calls for a semi-concealed institutional hinge that fits these defined dimensional and operational parameters.