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  • ISO Die springs — a color-coded die spring: yellow (light), blue (medium), red (heavy), green (extra heavy)

  • 63326

    Die spring D-10025

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Dimensions and characteristics

AHole diameter
9.5 mm
BShaft diameter
4.8 mm
L0Unloaded length
25.4 mm
F3Force at s3
187 N
FcForce class
D-Green/white
RSpringrate
36.8 N/mm
s1Spring deflection at F1
3.8 mm
F1Force at s1
140 N
s2Spring deflection at F2
4.3 mm
F2Force at s2
159 N
s3Spring deflection at F3
5.1 mm
~sstSpring deflection at solid length
6.4 mm
NtNumber of coils
11.6
tWire thickness
1.5 mm
wWire width
1.97 mm
VsDie spring type
US Range
Technical drawing of ISO Die springs showing key dimensions and measurements