Flat washer without chamfer ISO 7089 steel 300 HV, zinc-nickel silver (ZNSH)

Name: Flat washer without chamfer ISO 7089 steel 300 HV, zinc-nickel silver (ZNSH)
Brand: Würth
SKU: 464190710

ISO 7089 steel 300 HV, zinc-nickel
WSH-ISO7089-300HV-(ZNSH)-D10

Art.-no. 464190710

EAN 4046777346879

All versions

Specification

Washers with a zinc-plated chromium (VI)-free zinc-nickel silver coating (ZNSH) are suitable for applications with a high risk of corrosion. They are the perfect visual and functional addition to the screws and nuts in the programme that have a zinc-nickel silver (ZNSHL) surface.

Corrosion resistance:

Washers for ≥ M2 - 360h*

Washers for ≥ M4 - 600h*

Washers for ≥ M10 - 720h*

*No base metal corrosion at points without thread in salt spray mist testing according to DIN EN ISO 9227 NSS

Overview of advantages:

Corrosion resistance of up to 720 hours against base metal corrosion in accordance with DIN EN ISO 9227 NSS

Chromium(VI)-free

Thermal capacity up to 120°C

Even coating distribution

Functional and decorative

Technical information


Suitable for screw thread	M10
Internal diameter (d₁)	10.5 mm
Outer diameter (d₂)	20 mm
Thickness (h₁)	2 mm
Standards	ISO 7089
Material	Steel
Vickers hardness, HV	300 HV
Surface	Zinc nickel silver
RoHS-compliant	Yes
Corrosion protection period	720 h
Locking function	Embedding locking device