Compression spring D-339L Spring steel Ø 4.5 x 45.5 x 112 mm

Name: D-339L - Compression springs
SKU: D-339L
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	4.5	mm	Wire diameter
Di		mm	Inner coil diameter
D	45.5	mm	Mean coil diameter
De	50	mm	Outer coil diameter
Dd	39.7	mm	maximum diameter of mandrel
Dh	52	mm	minimum diameter of bush
L0	112	mm	unstressed spring length
Lk		mm	buckling length
Fn	580.403	N	maximum force in static use
Ln	40.02	mm	Minimum length in static use
sn	71.98	mm	Maximum spring deflection in static use
Fndyn	555.088	N	maximum force in dynamic use
Lndyn	43.16	mm	Minimum length in dynamic use
shdyn	28.93	mm	Maximum stroke in dynamic use
S	19.545	mm	pitch of spring
n	5.5	pc.	number of active coils
nt		pc.	total number of coils
R	8.063	N/mm	Spring rate
Weight	134.7777	g	weight of one spring
Fntol	30.97	N	(+/-) tolerance of maximum force in static use
Fndtol	30.59	N	(+/-) tolerance of maximum dynamic force
Detol	0.8	mm	(+/-) tolerances of outer coil diameter
L0tol	2.76	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