12" Class 600 Flange Stud Hole Insert - Black LDPE

Four-rib LDPE insert that plugs the bolt holes of a DN 300 / 12" 600 Class flange to protect the sealing surface and gasket face.

These inserts are designed to push into the stud holes around a flange perimeter, offering fast and cost-effective protection during production, transportation, storage and maintenance work. The high-quality LDPE plastic resists moisture, dirt, paint and most oils, making them popular in oil and gas refining, hydraulics and heavy plant operations.

Key Features

• Four ribs push into stud bolt holes for secure fit
• LDPE plastic resists moisture, dirt, paint and oils
• Quick to fit and remove – no tools required
• Protects flange gasket face and sealing surfaces
• Cost-effective protection for high-value flange equipment

Specifications

• Nominal size: DN 300 / 12"
• Pressure class: 600
• Material: LDPE (low-density polyethylene)
• Colour: Black

Applications

• Oil and gas refining plant
• Hydraulic systems and equipment
• Flange protection during production and assembly
• Storage and transportation of piping assemblies
• Maintenance and shutdown procedures