Mungo 1721217 (MIT-S Series)

Professional Summary

• Manufacturer: Mungo (Switzerland)

• Model/Article: 1721217 (MIT-S Series)

• Type: Mechanical Wedge Anchor / Through-Bolt for Concrete

• Quantity per pack: 25 pieces

Technical Specifications

• Metric Thread Size: M12

• Total Anchor Length ($L$): 170 mm (extended model for thicker fixtures or bridging spaces)

• Drill Hole Diameter ($d_0$): 12 mm

• Max. Fixture Thickness ($t_{fix}$): 90 mm

• Minimum Drilling Depth ($h_1$): 90 mm

• Effective Anchorage Depth ($h_{ef}$): 70 mm

• Required Installation Torque ($T_{inst}$): 50 Nm

• Material/Protection: Zinc plated carbon steel ($\ge$ 5 µm)

• Approvals: ETA (Option 7) approved for non-cracked concrete; features an F120 fire resistance rating.

Key Benefits & Features

• Efficient Through-Fixing: Can be hammered directly through the pre-drilled clearance hole of the structural fixture already in position, guaranteeing exact alignment.

• Premium Expansion Clip: Tightening the hex nut pulls the tapered wedge cone into the expansion ring, shifting it radially outward to lock aggressively into the concrete substrate.

• Extended Utility (170 mm): Capable of anchoring fixtures up to 90 mm thick, making it ideal for crossing insulation layers, flooring screeds, or mounting thick timber joists into structural concrete.

• Application: Universally specified for mid-to-heavy structural engineering works including steel columns, facade brackets, warehouse pallet racking footings, elevator structural guides, cable tray supports, and heavy timber framing.