Locking disc spring washer, shape Z Spring steel hardened 420-510 HV10, zinc-flake coated

Name: Locking disc spring washer, shape Z Spring steel hardened 420-510 HV10, zinc-flake coated
Brand: Würth
SKU: 040108

Steel zinc-flake silver type Z
WSH-SER-Z-(FLZN480H)-D8,2

Art.-no. 040108

EAN 4024835256162

All versions

Specification

Type Z: for cheese head and hexagon socket screws

From a technical point of view and due to the installation space, the spring properties of this type are significantly lower

Protection type: Screw retainer

Friction locking thanks to spring force

Mechanical interlock thanks to specific surface stamping

Protects the counter surface from damage (washer does not turn during installation)

Minimal tightening torque distribution

Application

Application area

Machine and system construction, drive technology, conveyor technology, commercial vehicles, construction machines, vehicle construction, agricultural technology, the food industry etc.

Technical information


Suitable for screw thread	M8
Internal diameter (d₁)	8.2 mm
Outer diameter (d₂)	12.7 mm
Height (h₁)	1.7 mm
Thickness (s₁)	1.4 mm
Material	Spring steel
Min./max. Vickers hardness, HV	420-510 HV
Surface	Flake zinc silver
RoHS-compliant	Yes
Corrosion protection period	480 h
Form	Z
Suitable for	Cylinder and hexagon socket screws
Locking device operating principle	Serrated lock washer
Locking function	Embedding locking device