Compression spring D-329A Spring steel Ø 4 x 32 x 250 mm

Name: D-329A - Compression springs
SKU: D-329A
Availability: InStock

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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	4	mm	Wire diameter
Di		mm	Inner coil diameter
D	32	mm	Mean coil diameter
De	36	mm	Outer coil diameter
Dd	27.1	mm	maximum diameter of mandrel
Dh	37.1	mm	minimum diameter of bush
L0	250	mm	unstressed spring length
Lk	198.44	mm	buckling length
Fn	475.275	N	maximum force in static use
Ln	115.64	mm	Minimum length in static use
sn	134.36	mm	Maximum spring deflection in static use
Fndyn	444.076	N	maximum force in dynamic use
Lndyn	124.46	mm	Minimum length in dynamic use
shdyn	76.73	mm	Maximum stroke in dynamic use
S	10.933	mm	pitch of spring
n	22.5	pc.	number of active coils
nt		pc.	total number of coils
R	3.537	N/mm	Spring rate
Weight	244.6562	g	weight of one spring
Fntol	26.08	N	(+/-) tolerance of maximum force in static use
Fndtol	25.61	N	(+/-) tolerance of maximum dynamic force
Detol	0.5	mm	(+/-) tolerances of outer coil diameter
L0tol	5.36	mm	(+/-) tolerance of unstressed spring length
Price group	AD	-	price group
F1tol		N	(+/-) tolerance of prestressed spring force
F2tol		N	(+/-) tolerance of loaded spring force