MARKAR Half Surface-Mount Piano Hinge

The MARKAR Piano Hinge (HS303-002-630) is a half surface-mount, screw-on hinge used for heavy-duty industrial doors, panels, and enclosures requiring continuous support. Its 8 ft leaf height and stainless steel construction suit demanding environments like food processing, cleanrooms, and marine applications.

This MARKAR hinge has a leaf height of 8 ft, leaf width of 1 3/4 in, and is made of stainless steel. It is a screw-on, half surface-mount type, designed for continuous load distribution. The manufacturer part number is HS303-002-630.

3G Electric supplies the MARKAR Piano Hinge (HS303-002-630) worldwide, handling full logistics and customs clearance. As a global industrial sourcing partner across 14 departments, we deliver genuine hardware to your facility, with specialist expertise in combustion, pumps, and controls ensuring accurate fulfillment.

Install the MARKAR hinge by aligning it flush with the door and frame edge, then secure with screws through the pre-drilled holes. Ensure the hinge is level and the leaf is fully supported. Use stainless steel fasteners to prevent galvanic corrosion. Follow standard hinge installation best practices for continuous hinges.