DIN 6334 Hexagonal Coupling Nuts, also known as extension nuts, are elongated fully threaded hex nuts commonly used to join two externally threaded fasteners, such as threaded rods. These nuts have a height equal to three times the major diameter of the thread. Available in sizes ranging from M5 to M30, they come in A2 and marine-grade A4 stainless steel.
Product Data
Specification
M4x7x12
M12x19x36
M22x33x66
M5x8x15
M12x17x40*
M24x36x50*
M6x10x18
M14x22x42
M27x41x81
M6x10x20*
M16x22x50*
M30x46x90
M8x13x24
M16x24x48
M36x55x108
M8x13x25*
M18x27x54
M42x65x126
M10x17x30
M20x30x60
M48x70x144
Applications
Building Insulation: Primarily used in the installation of thermal insulation systems in residential, commercial, and industrial buildings.
External Wall Insulation: Often used in External Thermal Insulation Composite Systems (ETICS) to fix insulation boards to external walls.
Roof Insulation: Suitable for securing insulation materials on roofs to enhance energy efficiency and thermal performance.
Floor Insulation: Utilized in floor insulation systems to prevent heat loss through the flooring and improve overall energy efficiency.
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