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Detail page Compression springs: D-285 | Spring steel Ø 2.5 x 12.5 x 32 mm

Scaled prices (Price group: G)

QuantitySingle price [EUR]
1 5.0100 EUR
2 3.5300 EUR
3 3.3700 EUR
7 2.1400 EUR
17 1.0400 EUR
37 0.6600 EUR
75 0.5000 EUR
125 0.4132 EUR
175 0.3696 EUR
250 0.3256 EUR
350 0.2842 EUR
450 0.2464 EUR
CAD image Compression springs D-285

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 2.5 mm Wire diameter
Di mm Inner coil diameter
D 12.5 mm Mean coil diameter
De 15 mm Outer coil diameter
Dd 9.4 mm maximum diameter of mandrel
Dh 15.7 mm minimum diameter of bush
L0 32 mm unstressed spring length
Lk mm buckling length
Fn 420.813 N maximum force in static use
Ln 20.64 mm Minimum length in static use
sn 11.36 mm Maximum spring deflection in static use
Fndyn 355.636 N maximum force in dynamic use
Lndyn 22.4 mm Minimum length in dynamic use
shdyn 3.53 mm Maximum stroke in dynamic use
S 5.364 mm pitch of spring
n 5.5 pc. number of active coils
nt pc. total number of coils
R 37.045 N/mm Spring rate
Weight 11.428 g weight of one spring
Fntol 31.92 N (+/-) tolerance of maximum force in static use
Fndtol 31.39 N (+/-) tolerance of maximum dynamic force
Detol 0.3 mm (+/-) tolerances of outer coil diameter
L0tol 0.69 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

Country of origin: DE | Customs tariff number: 73202081

Product image - Compression springs D-285

Product image - Compression springs D-285

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