Compression spring VD-389E-12 Stainless steel Ø 7 x 98 x 230 mm

Name: VD-389E-12 - Compression springs
SKU: VD-389E-12
Availability: InStock

Scaled prices - Compression spring VD-389E-12

Product image Compression spring VD-389E-12

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Formula symbols	Value	Unit	Description
Material	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	7	mm	Wire diameter
Di		mm	Inner coil diameter
D	98	mm	Mean coil diameter
De	105	mm	Outer coil diameter
Dd	89.3	mm	maximum diameter of mandrel
Dh	108.3	mm	minimum diameter of bush
L0	230	mm	unstressed spring length
Lk		mm	buckling length
Fn	658.685	N	maximum force in static use
Ln	67.7	mm	Minimum length in static use
sn	162.3	mm	Maximum spring deflection in static use
Fndyn	626.218	N	maximum force in dynamic use
Lndyn	75.7	mm	Minimum length in dynamic use
shdyn	66.2	mm	Maximum stroke in dynamic use
S	40.545	mm	pitch of spring
n	5.5	pc.	number of active coils
nt		pc.	total number of coils
R	4.058	N/mm	Spring rate
Weight	702.4309	g	weight of one spring
Fntol	51.02	N	(+/-) tolerance of maximum force in static use
Fndtol	55.1	N	(+/-) tolerance of maximum dynamic force
Detol	1.5	mm	(+/-) tolerances of outer coil diameter
L0tol	10	mm	(+/-) tolerance of unstressed spring length
Price group	#AY	-	price group
F1tol		N	(+/-) tolerance of prestressed spring force
F2tol		N	(+/-) tolerance of loaded spring force

Technical drawing Compression spring

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