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Detail page Compression springs: D-145DF | Spring steel Ø 1 x 20 x 20 mm

Scaled prices (Price group: D)

QuantitySingle price [EUR]
1 4.8500 EUR
2 3.4200 EUR
3 3.2600 EUR
7 1.8400 EUR
17 0.8300 EUR
37 0.5200 EUR
75 0.3400 EUR
125 0.2817 EUR
175 0.2192 EUR
250 0.1878 EUR
350 0.1452 EUR
450 0.1264 EUR
CAD image Compression springs D-145DF

Technical Data

Formula symbolsValueUnitDescription
Material EN 10270-1 - 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 mm Wire diameter
Di mm Inner coil diameter
D 20 mm Mean coil diameter
De 21 mm Outer coil diameter
Dd 18.2 mm maximum diameter of mandrel
Dh 22 mm minimum diameter of bush
L0 20 mm unstressed spring length
Lk mm buckling length
Fn 4.384 N maximum force in static use
Ln 7.95 mm Minimum length in static use
sn 12.05 mm Maximum spring deflection in static use
Fndyn 3.937 N maximum force in dynamic use
Lndyn 9.18 mm Minimum length in dynamic use
shdyn 10.82 mm Maximum stroke in dynamic use
S 5.429 mm pitch of spring
n 3.5 pc. number of active coils
nt pc. total number of coils
R 0.364 N/mm Spring rate
Weight 2.1454 g weight of one spring
Fntol 1.54 N (+/-) tolerance of maximum force in static use
Fndtol 1.53 N (+/-) tolerance of maximum dynamic force
Detol 0.5 mm (+/-) tolerances of outer coil diameter
L0tol 4.05 mm (+/-) tolerance of unstressed spring length
Price group D - price group
F1tol N (+/-) tolerance of prestressed spring force
F2tol N (+/-) tolerance of loaded spring force

Country of origin: DE | Customs tariff number: 73202081

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Product image - Compression springs D-145DF

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