Flat washer with chamfer ISO 7090, steel, 200 HV, zinc-nickel-plated black (ZFSH)

Name: Flat washer with chamfer ISO 7090, steel, 200 HV, zinc-nickel-plated black (ZFSH)
Brand: Würth
SKU: 46426064

ISO 7090 steel 200 HV, zinc-nickel, black
WSH-ISO7090-200HV-(ZNBH)-4

Art.-no. 46426064

EAN 4056807430416

All versions

Specification

Washers with a zinc-plated chromium (VI)-free zinc-nickel black coating (ZNBH) 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 black (ZNBHL) surface.

Corrosion resistance:

Washers for ≥ M2 - 360h*

Washers for ≥ M4 - 480h*

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	M4
Internal diameter (d₁)	4.3 mm
Outer diameter (d₂)	9 mm
Thickness (h₁)	0.8 mm
Standards	ISO 7090
Material	Steel
Vickers hardness, HV	200 HV
Surface	Zinc nickel black
RoHS-compliant	Yes
Corrosion protection period	480 h
Locking function	Embedding locking device