Technical Data

Formula symbols

Value

Unit

Description

Material

EN 10270-3-1.4310

-

Type of material .

Spring ends

Closed and ground

-

Spring ends

F1

-

N

prestressed spring force

L1

-

mm

Prestressed spring length

s1

-

mm

Prestressed spring deflection

F2

-

N

Loaded spring force

L2

-

mm

Loaded spring length

s2

-

mm

Loaded spring deflection

d

1.1

mm

Wire diameter

Di

-

mm

Inner coil diameter

D

10.9

mm

Mean coil diameter

De

12

mm

Outer coil diameter

Dd

9.2

mm

maximum diameter of mandrel

Dh

12.9

mm

minimum diameter of bush

L0

55.9

mm

unstressed spring length

Lk

mm

buckling length

Fn

42.345

N

maximum force in static use

Ln

15.23

mm

Minimum length in static use

sn

40.67

mm

Maximum spring deflection in static use

Fndyn

39.49

N

maximum force in dynamic use

Lndyn

18.4

mm

Minimum length in dynamic use

shdyn

10.42

mm

Maximum stroke in dynamic use

S

5.768

mm

pitch of spring

n

9.5

pc.

number of active coils

nt

-

pc.

total number of coils

R

1.041

N/mm

Spring rate

Weight

2.9582

g

weight of one spring

Fntol

2.48

N

(+/-) tolerance of maximum force in static use

Fndtol

2.46

N

(+/-) tolerance of maximum dynamic force

Detol

0.35

mm

(+/-) tolerances of outer Coil diameter

L Otol

1.77

mm

(+/-) tolerance of unstressed spring length

Price group

G

-

price group

F1tol

-

N

(+/-) tolerance of prestressed spring force

F2tol

-

N

(+/-) tolerance of loaded spring force