Blocking washer SKS-M M 20 DP

Product information

pgb article number 00SKSM030020000405
EAN code 5410439029797
Box quantity 100
Brand name pgb-fasteners
Material Spring steel C60
Packing type Carton box
Surface Delta-Protekt
 
h - Height 4,20-4,70
t - Thickness 3
M - Metric thread M20
d1 - Inner diameter 21
d2 - Outer diameter 40
Advantages
Provides additional protection against vibration and torsion
Applications
Type M (medium): for screw connections up to class 8.8 with normal head contact
The PGB-FASTENERS knurled spring washers or locking disc springs are made of spring steel and are used as securing elements in screw connections. The knurling ensures that the ring does not rotate during tightening. The type M version can be used for connections of strength class 8.8 with normal head contact.