Extension Spring Z-208I Spring steel Ø 4 x 24 x 309 mm / 180°

Scaled prices - Extension Spring Z-208I

Quantity	Single price [EUR]
1	14.1400 EUR
2	11.2600 EUR
3	6.8900 EUR
7	4.8200 EUR
17	4.8200 EUR
37	4.8200 EUR
75	4.8200 EUR
125	4.8200 EUR
175	4.8200 EUR
250	4.8200 EUR
350	4.8200 EUR

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Product image Extension Spring Z-208I

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Technical Data - Extension Spring Z-208I

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	180	°	Eyelet position
d	4	mm	Wire diameter
D		mm	mean coil diameter
De	24	mm	outer coil diameter
Dh	30.4	mm	minimum bush diameter
L0	309	mm	length of unstressed spring, measured from inner edge of loop to inner edge of loop
Lk	282	mm	length of unstressed spring body
Ln	457.56	mm	maximum spring length, inner loop to inner loop
sn	148.56	mm	Maximum spring deflection
Fn	765.7	N	Maximum spring force
n		pc.	Number of aktive coils
nt		pc.	total number of coils
Lh	13.5	mm	distance of inner edge of loop from the spring body
R	4.691	N/mm	Spring rate
F0	68.8	N	initial tension
Fntol	52.58	N	(+/-) tolerance of maximum spring force
L0tol	3	mm	(+/-) tolerance of unstressed length
Detol	0.35	mm	(+/-) tolerance of outer coil diameter
Oesttol	45	degree	(+/-) tolerance of loop position
Weight	444.8291	g	weight of one spring
Price group	###AJ	-	price group

Technical drawing Extension Spring

Datasheet Extension Spring Z-208I Spring steel Ø 4 x 24 x 309 mm / 180°

Datasheet download pdf file

Metal spring characteristic Extension Spring Z-208I Spring steel Ø 4 x 24 x 309 mm / 180°

Metal spring characteristic download pdf file

CAD data Extension Spring Z-208I Spring steel Ø 4 x 24 x 309 mm / 180°

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force-path-calculation Extension Spring Z-208I Spring steel Ø 4 x 24 x 309 mm / 180°

force-path-calculation Extension Spring Z-208I

Inquiry formular Extension Spring Z-208I Spring steel Ø 4 x 24 x 309 mm / 180°

Inquiry formular Extension Spring Z-208I

Similar extension springs to Extension Spring Z-208I Spring steel Ø 4 x 24 x 309 mm / 180°

Below you will find similar Extension Springs that differ from the current spring in terms of material, dimensions and spring force. The spring highlighted in green is the most similar.

A similar Extension Spring made from a different material

The Extension Spring shown below has the same dimensions but is made of a different material. Please check the spring forces.

article number	Material	d (mm)	De (mm)	L0 (mm)	Fn (N)	Ln (mm)	sn (mm)	R (N/mm)	Similarity in %: Overall \| Geometrie \| Load \| Stiffness
Z-208I	EN 10270-1	4	24	309	765.7	457.56	148.56	4.691	100.0 \| 100.0 \| 100.0 \| 100.0
RZ-208I	1.4310	4	24	309	643.3	455.05	146.05	4.029	92.2 \| 100.0 \| 91.2 \| 85.5

Number of similar metal springs: 2

Similar Extension Springs with varying levels of spring force

To compare forces, enter the length of the loaded spring [L2] or the loaded spring deflection [s2] and click [Update]. Dimensions are subject to a tolerance of up to +/- 30 %.

Priority

article number	De (mm)	L0 (mm)	R (N/mm)	Material	Fn (N)	Ln (mm)	sn (mm)	Similarity in % Overall \| Geometrie \| Load \| Stiffness
Z-171DI	28.2	262	0.984	EN 10270-1	358.7	602.83	340.83	55.8 \| 87.7 \| 52.4 \| 27.3
Z-162U-36I	24	241	1.282	EN 10270-1	348.5	491.43	250.43	54.6 \| 84.3 \| 52.4 \| 27.0
Z-162U-35I	24	217	1.449	EN 10270-1	348.5	438.53	221.53	63.5 \| 84.7 \| 64.8 \| 40.8
Z-162U-34I	24	193	1.665	EN 10270-1	348.5	385.78	192.78	58.5 \| 79.2 \| 61.3 \| 35.1
Z-174EI	23.2	279	1.723	EN 10270-1	430.1	511.02	232.02	61.7 \| 89.0 \| 60.1 \| 36.0
Z-174DI	23.2	254	1.921	EN 10270-1	430.1	462.07	208.07	63.4 \| 86.3 \| 63.8 \| 40.1
Z-201I	29	349	2.154	EN 10270-1	645.8	628.38	279.38	68.0 \| 90.4 \| 68.8 \| 44.8
Z-174CI	23.2	228	2.171	EN 10270-1	430.1	412.12	184.12	75.2 \| 86.2 \| 78.8 \| 60.7
Z-200I	29	317	2.403	EN 10270-1	645.8	567.62	250.62	71.7 \| 93.4 \| 71.8 \| 50.0
Z-199I	29	285	2.714	EN 10270-1	645.8	506.77	221.77	74.6 \| 91.7 \| 75.7 \| 56.5
Z-177PI	25	248	2.934	EN 10270-1	555.1	424.65	176.65	87.0 \| 89.0 \| 90.4 \| 81.6
Z-177EI	19.2	273	3.365	EN 10270-1	510	411.04	138.04	78.1 \| 82.8 \| 79.8 \| 71.7
Z-229I	30	315	4.097	EN 10270-1	858.7	507.06	192.06	86.3 \| 89.0 \| 83.3 \| 86.7
Z-209I	24	341	4.206	EN 10270-1	765.7	506.69	165.69	93.8 \| 96.9 \| 94.8 \| 89.7
Z-208I	24	309	4.691	EN 10270-1	765.7	457.56	148.56	100.0 \| 100.0 \| 100.0 \| 100.0
Z-228I	30	279	4.709	EN 10270-1	858.7	446.08	167.08	91.7 \| 86.4 \| 89.0 \| 99.7
Z-207I	24	277	5.301	EN 10270-1	765.7	408.46	131.46	93.1 \| 96.5 \| 94.2 \| 88.5
Z-206I	24	245	6.093	EN 10270-1	765.7	359.37	114.37	86.2 \| 93.1 \| 88.5 \| 77.0
Z-259I	30	345	6.626	EN 10270-1	1134	499.6	154.6	78.4 \| 83.2 \| 81.8 \| 70.3
Z-237I	25	344	6.977	EN 10270-1	1008	472.83	128.83	79.6 \| 91.6 \| 81.3 \| 65.9
Z-205I	24	217	7.011	EN 10270-1	765.7	316.4	99.4	71.6 \| 93.1 \| 71.8 \| 50.0
Z-258I	30	305	7.617	EN 10270-1	1134	439.49	134.49	75.5 \| 86.2 \| 79.0 \| 61.1
Z-236I	25	308	7.885	EN 10270-1	1008	422	114	76.5 \| 94.9 \| 76.3 \| 58.3
Z-204I	24	193	8.049	EN 10270-1	765.7	279.58	86.58	75.0 \| 87.5 \| 79.1 \| 58.3
Z-257I	30	270	8.763	EN 10270-1	1134	386.89	116.89	63.2 \| 86.7 \| 63.3 \| 39.7
Z-235I	25	272	9.064	EN 10270-1	1008	371.17	99.17	71.0 \| 91.0 \| 71.4 \| 50.7
Z-234I	25	241	10.428	EN 10270-1	1008	327.2	86.2	60.1 \| 89.5 \| 57.7 \| 32.9
Z-233I	25	214	11.973	EN 10270-1	1008	289.07	75.07	57.7 \| 90.1 \| 54.4 \| 28.7

Number of similar metal springs: 27

Customs tariff number: 73202085; Extension Spring Z-208I

Country of origin: DE, German; Extension Spring Z-208I

Product image - Extension Springs Z-208I

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