ID OD Thickness
Inside Diameter Outside Diameter
NL8 - M8 8.7mm 13.5mm 2.5mm
NL10 - M10 10.7mm 16.6mm 2.5mm
NL12 - M12 13.0mm 19.5mm 2.5mm
NL16 - M16 17.0mm 25.4mm 3.4mm
NL20 - M20 21.4mm 30.7mm 3.4mm
Nord-lock wedge-locking products are recognised around the world for their ability to secure bolted joints
exposed to severe vibration and dynamic loads. the system cannot loosed unintentionally as it creates a wedge
underneath the bolt head/nut
Tension makes the bolt self-locking
Nord-lock wedge-locking technology secures bolted joints with tension instead of friction
The system comprises of a pair of lock washers that has cams on one side and radial teeth on the opposite side
Nord-lock wedge-locking products positively lock the fastener in a joint which is subjected
to vibration or dynamic loads