Hexagon Lock Nuts DIN 439 ISO 4035


We can supply a wide range of nuts in all diameters and finishes.

Used in pairs, lock nuts are applied to a matching male thread (examples include bolts, set screws and machine screws) and are a simple means of resisting vibration by tightening up against one another.

• Hexagon fits corresponding sockets and spanners.
• Conforms to DIN 439.


Available in materials and finishes such as stainless steel, brass, steel self-colour, bright zinc plated (BZP) and galvanised.

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