Serrated Lock Washer DIN 6798A — M4
00029RapprovedStandardStd. ref: DIN 6798AESX desig.: ESX-DIN6798A-M4-SPR-PL
External-tooth serrated lock washer for bolted connections, for thread size 4 mm, per DIN 6798A.
Engineering Attributes
Dimensions
Inner Diameter4.3 (+0.18/0) mm
Min Tooth Count11
Nominal Diameter4 mm
Outer Diameter8 (0/-0.36) mm
Thickness0.5 mm
Material & Finish
MaterialSpring steel (grade as agreed)
Finish / SurfaceNone (as processed)
Material Source NoteDIN 6798 names no grade; 350-425 HV is the hardness four makers publish.
Mechanical
Unit Weight0.127 ± 0.02 g
Hardness350-425 HV
Load DirectionCompression (axial push)
Strength Grade Property Class350-425 HV
Interface
Installation MethodManual (hand tight)
13 attributes
Interchangeability
No interchangeability relationships agreed yet.
Technical data is provided as-is and must be independently verified before use. Terms
Pricing & Availability
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