Extension Spring Z-353X Spring steel Ø 7 x 50 x 351 mm / 270°

Name: Z-353X - Extension Springs
SKU: Z-353X
Availability: InStock

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Formula symbols	Value	Unit	Description
Material	EN 10270-1	-	type of material
Eylet shape	1/1 deutsche	-	Eylet shape
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
Eyelet position	270	°	Eyelet position
d	7	mm	Wire diameter
D		mm	mean coil diameter
De	50	mm	outer coil diameter
Dh	62	mm	minimum bush diameter
L0	351	mm	length of unstressed spring, measured from inner edge of loop to inner edge of loop
Lk	292.25	mm	length of unstressed spring body
Ln		mm	maximum spring length, inner loop to inner loop
sn	207.09	mm	Maximum spring deflection
Fn	1763	N	Maximum spring force
n		pc.	Number of aktive coils
nt		pc.	total number of coils
Lh	29.37	mm	distance of inner edge of loop from the spring body
R	7.55	N/mm	Spring rate
F0	200	N	initial tension
Fntol	101.52	N	(+/-) tolerance of maximum spring force
L0tol	3	mm	(+/-) tolerance of unstressed length
Detol	0.6	mm	(+/-) tolerance of outer coil diameter
Oesttol	35	degree	(+/-) tolerance of loop position
Weight	1747.0759	g	weight of one spring
Price group	###BD	-	price group