Nord-Lock Group About Nord-Lock Nord-Lock Steel Construction Washers

The benefits awaiting you

Secures bolted joints exposed to severe vibration and dynamic loads

Secures bolted joints in structural steelwork

Designed and approved for use with HV and HR bolting assemblies

Locking function not affected by lubrication

Reliable locking even for joints with short clamp length

Available in steel material with sizes from M12–M36

High corrosion resistance

Withstand temperatures between -50°C and 150°C

CE marked (ETA-19/0813, ETA-20/0010)

High reusability potential

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CERTIFIED FOR STEEL APPLICATIONS 

Nord-Lock SC-washers have been rigorously tested and approved by independent
institutes as well as certification authorities. They are safe to use with high-strength structural bolting assemblies for preloading and are confirmed for HV-assemblies by the European Technical Assessment ETA-20/0010 issued by the German Institute for Construction Technology (DIBt).
 
SC-washers, NLO, NLSS and 254 SMO® are safe to use in non-preloaded structural bolting assemblies according EN 15048 and confirmed by the ETA-19/0813 issued by the DIBt.

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