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Hex Coupling Nut - Threaded Rod Connector Studding Extension DIN 6334 - BZP Steel

Hex Coupling Nut - Threaded Rod Connector Studding Extension DIN 6334 - BZP Steel

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DIN 6334 Metric Hex Coupling Nuts - Bright Zinc Plated Steel

These DIN 6334 Hex Coupling Nuts are professional-grade, elongated fasteners essential for extending and joining metric threaded rods (studding) and studs across various construction, engineering, and manufacturing applications. Adherence to the rigorous DIN 6334 standard ensures the nut’s length is precisely three times its nominal diameter, guaranteeing full thread engagement and maximum load-bearing capability.

Key Product Features:

  • Standard Compliance: Fully manufactured to DIN 6334 dimensions, confirming compatibility and structural reliability across all sizes from M5 to M24.

  • High-Strength Material: Constructed from durable carbon steel, achieving a minimum Class 6 strength rating, suitable for reliable load transfer in demanding environments.

  • Corrosion Protection: Finished with Bright Zinc Plating (BZP) for moderate corrosion resistance, ideal for indoor applications and dry environments (C1/C2 classifications).

Applications:

These versatile fasteners function primarily as rod couplings to extend threaded rod lengths in HVAC, electrical installations, and suspended ceiling systems. They are also vital for extending anchor bolts and tie rods in scaffolding and structural support frameworks. Due to their precise 3D length, they also serve excellently as reliable, rigid stand-offs or spacers for component alignment in machinery and adjustable furniture applications.

Packaging and Availability:

Available in multiple pack quantities (2, 5, 10, 25, 50, and 100 packs) to suit all project scales, from small DIY repairs to industrial bulk procurement. Volume pricing is strategically tiered to offer competitive unit costs for trade customers purchasing 50 or 100 packs.

Technical Specifications: DIN 6334 Hex Coupling Nut, Steel, Zinc Plated


Nominal Diameter (d)

Length (L)

Wrench Size (s)

Coarse Thread Pitch (P)

Min. Strength Class

M5

25 mm

8 mm

0.8 mm

Class 6

M6

18 mm

10 mm

1.0 mm

Class 6

M8

24 mm

13 mm

1.25 mm

Class 6

M10

30 mm

17 mm

1.5 mm

Class 6

M12

36 mm

19 mm

1.75 mm

Class 6

M14

42 mm

22 mm

2.0 mm

Class 6

M16

48 mm

24 mm

2.0 mm

Class 6

M20

60 mm

30 mm

2.5 mm

Class 6

M24

72 mm

36 mm

3.0 mm

Class 6

 

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