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Designation
Spring washer
Version 1
for cap screws
DIN
DIN 7980
Main material
steel
Surface finish body
galvanised
D1=Outside diameter
7
D=diameter
4,1
For=For screws
M4
H=Height
2,83
S=thickness
1,2
~ CONFLICT MINERALS 3TG status
no intentional 3TG
~ CP65 substance 2 cancer
soots, tars, and mineral oils
~ PFAS free?
yes
~ REACH SVHC-free?
yes
~ RoHS conformity
yes, without exemption
~ TSCA 6(H) conformity
yes

Description

Material
Spring washer steel or stainless steel.
Version
Steel bright or galvanised.
Stainless steel bright.
Note
The DIN 7980 spring washer is a washer that has been specially developed for use in conjunction with screws or bolts. They are used to secure a connection and prevent a screw from loosening unintentionally.
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