- size M18
- inner diameter (R) Ø 19,5 mm
- outer diameter (A) Ø 29,0 mm
- thickness (P) 3,4 mm
- EN 1.7182 or equivalent steel, zinc-flake coating, Delta Protekt®, through hardened
- for tapped holes, counter bores, through holes and stud bolts
- used in: industry, transportation, mining, construction, ship building, forestry and agriculture, heavy vehicles, motor racing etc.
- operating temperature -40°C to +200°C
- 4 pairs / package
Additional information:
- made in Sweden
- wedge-locking system
- Nord-Lock washers consist of two pieces - to make the first installation easier the pairs are slightly clued together
- each washer pair is laser marked and therefore traceable
- washers resist loosening caused by vibration and dynamic loads
- a safe locking system according to DIN65151 vibration test
- maintains high clamp load and thereby ensures the function of the joint
- quick and easy to install and remove with standard tools
- untightening torque is basically the same as torque used in tightening
- can be installed as dry but the lubrication is recommended as it increases the tightening result (the lubrications like WKR21 or MA3120597)
- can be used with fasteners up to grade 12.9
- reusable
- the washers are hardened and can support and distribute great loads
- high corrosion resistance (at least 600 hours in salt spray test)
- reliable locking even for joints with short clamp length
- verifiable locking function
- ISO 9001 and ISO 14001 certificates
- TÜV certified for safety and quality
- "SP" washers for soft underlying surfaces and large / slotted holes
- elegant solution - modern technology
- blister packages have installation instructions in 17 different languages
