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Best Solution for Anti-loose

PAR NUT

PAR NUT is a principle that prevents the nut from loosening by pushing the

spring up in the axial direction of the bolt.

The stopper in the housing of the PAR NUT will not release due to the limited

rotational force.

Anti-loosening nut using the tension of the spring, S-NUT

The spring expands when the bolt is connected to support strong connection by reduced friction coefficient of the screw, and the spring contracts when the bolt is loosened to prevent loosening of the nut by increased friction coefficient of the screw. This principle has been applied to the innovative high-performance anti-loosening fastener using the latest technology.

Secure & Protect Solution

Anti-Loosening

Anti-loosening nut using the tension of the spring, S-NUT

The spring expands when the bolt is connected to support strong connection

by reduced friction coefficient of the screw, and the spring contracts when

the bolt is loosened to prevent loosening of the nut by increased friction

coefficient of the screw. This principle has been applied to the innovative

high-performance anti-loosening fastener using the latest technology.

Anti-loosening nut using the tension of the spring, S-NUT

The spring expands when the bolt is connected to support strong connection by reduced friction coefficient of the screw, and the spring contracts when the bolt is loosened to prevent loosening of the nut by increased friction coefficient of the screw. This principle has been applied to the innovative high-performance anti-loosening fastener using the latest technology.

Characteristic

All Steel : Satisfying mechanical performance of ISO 989-2

Self Locking : Friction type and non-friction type connection

Anti-loose : Official certification of KS W ISO 7481 seismic test

Cryogenic : Official certification of 165℃ cryogenic test (KOMERI)

※ Cryogenic : S-NUT Only

Prevailing : Can maintain ISO 2320 standard torque even in non-connection state

Reusable : Maintaining the same performance even in repetitious rework over 5 times

Coating : Available for molten zinc, zinc powder and other special plating

Assembly Application

Wind-power generation industry

Railroad industry

Electricity Industry