Lock Fasteners

FLEXLOC® Self-locking nuts are one piece, all-metal, prevailing torque locknuts that lock positively on screws, studs, or other threaded members.

The strong self-loking performance of the Lock Nut is easily achieved through the use of an ordinary commercially available spanner or wrench.

Spring Nut are self-locking nuts with an external elastic spring which determines a radial deformation.

Security Nuts are a Break-Away type of security nut, that provide a permanent fastening that is very hard to remove again once installed.

The DIN 981 KM Lock Nut was developed with the same wedge design as Self Lock Nut and maintains an extremely effective self-locking effect.

We can manufacture carbonsteel,inox and different tread size according your request.

We can manufacture carbonsteel,inox and different tread size according your request.

The spring washer is composed of 3 or 4 statical washers et assembled together with an insert.