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Detail page Compression springs: D-021 | Spring steel Ø 0.25 x 2.5 x 22.8 mm

Scaled prices (Price group: A)

QuantitySingle price [EUR]
1 4.6100 EUR
2 3.2500 EUR
3 3.1000 EUR
7 1.7300 EUR
17 0.6900 EUR
37 0.3600 EUR
75 0.1900 EUR
125 0.1503 EUR
175 0.1189 EUR
250 0.0939 EUR
350 0.0694 EUR
450 0.0630 EUR
CAD image Compression springs D-021

Technical Data

Formula symbolsValueUnitDescription
Material EN 10270-1 - Type of material
Spring ends Closed - 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 0.25 mm Wire diameter
Di mm Inner coil diameter
D 2.5 mm Mean coil diameter
De 2.75 mm Outer coil diameter
Dd 1.9 mm maximum diameter of mandrel
Dh 3.1 mm minimum diameter of bush
L0 22.8 mm unstressed spring length
Lk 19.49 mm buckling length
Fn 2.222 N maximum force in static use
Ln 6.66 mm Minimum length in static use
sn 16.14 mm Maximum spring deflection in static use
Fndyn 2.144 N maximum force in dynamic use
Lndyn 7.23 mm Minimum length in dynamic use
shdyn 4.96 mm Maximum stroke in dynamic use
S 1.199 mm pitch of spring
n 18.5 pc. number of active coils
nt pc. total number of coils
R 0.138 N/mm Spring rate
Weight 0.0625 g weight of one spring
Fntol 0.17 N (+/-) tolerance of maximum force in static use
Fndtol 0.17 N (+/-) tolerance of maximum dynamic force
Detol 0.15 mm (+/-) tolerances of outer coil diameter
L0tol 0.98 mm (+/-) tolerance of unstressed spring length
Price group A - price group
F1tol N (+/-) tolerance of prestressed spring force
F2tol N (+/-) tolerance of loaded spring force

Country of origin: DE | Customs tariff number: 73202081

Product image - Compression springs D-021

Product image - Compression springs D-021

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