SERRATED LOCK WASHER
SKS – SKM – SKB – SKK – SKZ – NSKS – NSKM – NSKB – NSKL – NSKK

Lock Washers

The effective protection against self loosening and unscrewing.

TheSK” Serrated Locking Washer and “NSK” (improved design) prevent self-loosening of screwed joints and damage to the bearing surfaces and consequent variations in the tightening torques, as they occur in threadlockers with teeth are avoided with lock washers through the special geometrical shape of the locking edges.

 

SKS / NSKS

Lock washer Shape S (small)

SKM / NSKM

Lock washer Shape M (middle)

SKB / NSKB

Lock washer Shape B (big)

SKK / NSKK

Lock washer Shape K (toothed for electrical joints)

SKZ / NSKZ

Lock washer Shape Z (for socket head screws / premounted)

The advantages and features at a glance

Advantages

specially useful for:

Application Areas

Available materials and surfaces

  • stainless stell A4 /1.4401)
  • Spring steel C60

  • Zinc flake coated (e.g. GEOMET)
  • Mechanical zinc plated
  • Other surfaces on request

You can also get small quantities from us!

Made in GERMANY