Compression spring D-389C Spring steel Ø 7 x 113 x 331 mm

Name: D-389C - Compression springs
SKU: D-389C
Availability: InStock

Scaled prices - Compression spring D-389C

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Formula symbols	Value	Unit	Description
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	7	mm	Wire diameter
Di		mm	Inner coil diameter
D	113	mm	Mean coil diameter
De	120	mm	Outer coil diameter
Dd	103	mm	maximum diameter of mandrel
Dh	126	mm	minimum diameter of bush
L0	331	mm	unstressed spring length
Lk		mm	buckling length
Fn	800.143	N	maximum force in static use
Ln	71.4	mm	Minimum length in static use
sn	259.6	mm	Maximum spring deflection in static use
Fndyn	771.014	N	maximum force in dynamic use
Lndyn	80.85	mm	Minimum length in dynamic use
shdyn	115.13	mm	Maximum stroke in dynamic use
S	58.909	mm	pitch of spring
n	5.5	pc.	number of active coils
nt		pc.	total number of coils
R	3.082	N/mm	Spring rate
Weight	809.9459	g	weight of one spring
Fntol	51.69	N	(+/-) tolerance of maximum force in static use
Fndtol	51.2	N	(+/-) tolerance of maximum dynamic force
Detol	2.2	mm	(+/-) tolerances of outer coil diameter
L0tol	12.88	mm	(+/-) tolerance of unstressed spring length
Price group	AU	-	price group
F1tol		N	(+/-) tolerance of prestressed spring force
F2tol		N	(+/-) tolerance of loaded spring force