Compression spring VD-389RG Stainless steel Ø 7 x 21 x 510 mm

Name: VD-389RG - Compression springs
SKU: VD-389RG
Availability: InStock

Scaled prices - Compression spring VD-389RG

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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	21	mm	Mean coil diameter
De	28	mm	Outer coil diameter
Dd	13	mm	maximum diameter of mandrel
Dh	29.3	mm	minimum diameter of bush
L0	510	mm	unstressed spring length
Lk	500.36	mm	buckling length
Fn	3750.131	N	maximum force in static use
Ln	423.21	mm	Minimum length in static use
sn	86.79	mm	Maximum spring deflection in static use
Fndyn	2774.074	N	maximum force in dynamic use
Lndyn	445.8	mm	Minimum length in dynamic use
shdyn	13.69	mm	Maximum stroke in dynamic use
S	9.581	mm	pitch of spring
n	52.5	pc.	number of active coils
nt		pc.	total number of coils
R	43.21	N/mm	Spring rate
Weight	1093.7853	g	weight of one spring
Fntol	562.52	N	(+/-) tolerance of maximum force in static use
Fndtol	427.32	N	(+/-) tolerance of maximum dynamic force
Detol	0.84	mm	(+/-) tolerances of outer coil diameter
L0tol	25.5	mm	(+/-) tolerance of unstressed spring length
Price group	#BE	-	price group
F1tol		N	(+/-) tolerance of prestressed spring force
F2tol		N	(+/-) tolerance of loaded spring force