DIN 127-A SPRING WASHER — M12

WASHERS

High-performance industrial fastener under DIN 127-A standard.
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Material Grade Filter

Dimensions

Inner Diameter (d1)12.2–12.7 mm
Outer Diameter (d2)max 21.1 mm
Thickness (s)2.35–2.65 mm
Pitch1.75 mm
Tensile Strength700 MPa
MaterialA2-70
SurfaceStainless Steel

Dimensional tolerances per DIN 127-A. Outer diameter is given as an upper limit only — the standard specifies no lower limit for d2.

Grades

A2-70

Grade A2-70 · Stainless Steel

A2-70

Grade A2-70 · Plain

A4-70

Grade A4-70 · Stainless Steel

A4-70

Grade A4-70 · Plain

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Standard References: Official DIN standards · DIN 127-A reference (fasteners.eu)

DIN 127-A Spring Lock Washer per DIN 127-A specification, available in A2-70 grade with Stainless Steel finish. Engineered for industrial OEM applications requiring 700.0 MPa tensile strength and reliable long-term fastening performance.

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