Extension Spring Z-339I Spring steel Ø 7 x 70 x 380 mm / 180°

Scaled prices - Extension Spring Z-339I

Quantity	Single price [EUR]
1	44.4600 EUR
2	35.8800 EUR
3	35.4200 EUR
7	32.5900 EUR
17	32.5900 EUR
37	32.5900 EUR
75	32.5900 EUR
125	32.5900 EUR
175	32.5900 EUR
250	32.5900 EUR
350	32.5900 EUR

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Product image Extension Spring Z-339I

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Technical Data - Extension Spring Z-339I

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	7	mm	Wire diameter
D		mm	mean coil diameter
De	70	mm	outer coil diameter
Dh	82	mm	minimum bush diameter
L0	380	mm	length of unstressed spring, measured from inner edge of loop to inner edge of loop
Lk	290.5	mm	length of unstressed spring body
Ln	873.59	mm	maximum spring length, inner loop to inner loop
sn	493.59	mm	Maximum spring deflection
Fn	1287	N	Maximum spring force
n		pc.	Number of aktive coils
nt		pc.	total number of coils
Lh	44.75	mm	distance of inner edge of loop from the spring body
R	2.415	N/mm	Spring rate
F0	95	N	initial tension
Fntol	60.36	N	(+/-) tolerance of maximum spring force
L0tol	4	mm	(+/-) tolerance of unstressed length
Detol	1	mm	(+/-) tolerance of outer coil diameter
Oesttol	39	degree	(+/-) tolerance of loop position
Weight	2544.6125	g	weight of one spring
Price group	###BF	-	price group

Technical drawing Extension Spring

Datasheet Extension Spring Z-339I Spring steel Ø 7 x 70 x 380 mm / 180°

Datasheet download pdf file

Metal spring characteristic Extension Spring Z-339I Spring steel Ø 7 x 70 x 380 mm / 180°

Metal spring characteristic download pdf file

CAD data Extension Spring Z-339I Spring steel Ø 7 x 70 x 380 mm / 180°

CAD models download: step, stl, iges ...

force-path-calculation Extension Spring Z-339I Spring steel Ø 7 x 70 x 380 mm / 180°

force-path-calculation Extension Spring Z-339I

Inquiry formular Extension Spring Z-339I Spring steel Ø 7 x 70 x 380 mm / 180°

Inquiry formular Extension Spring Z-339I

Similar extension springs to Extension Spring Z-339I Spring steel Ø 7 x 70 x 380 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-339I	EN 10270-1	7	70	380	1287	873.59	493.59	2.415	100.0 \| 100.0 \| 100.0 \| 100.0

Number of similar metal springs: 1

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-238HI	60	353	0.72	EN 10270-1	585	1133.1	780.1	55.5 \| 83.3 \| 54.4 \| 28.8
Z-275I	60	422	0.936	EN 10270-1	774.5	1208.57	786.57	61.3 \| 84.8 \| 61.5 \| 37.8
Z-274I	60	378	1.076	EN 10270-1	774.5	1062.25	684.25	65.8 \| 87.9 \| 66.2 \| 43.4
Z-304I	70	436	1.161	EN 10270-1	968.5	1231.82	795.82	69.2 \| 92.4 \| 68.6 \| 46.7
Z-273I	60	340	1.238	EN 10270-1	774.5	934.72	594.72	68.7 \| 84.6 \| 71.6 \| 49.9
Z-303I	70	392	1.335	EN 10270-1	968.5	1083.7	691.7	74.2 \| 95.6 \| 73.3 \| 53.7
Z-302I	70	354	1.533	EN 10270-1	968.5	956.44	602.44	78.2 \| 94.4 \| 78.6 \| 61.7
Z-332I	80	396	1.553	EN 10270-1	1132	1080	684	79.3 \| 94.5 \| 80.1 \| 63.5
Z-341I	70	472	1.828	EN 10270-1	1287	1124.03	652.03	85.7 \| 93.5 \| 87.9 \| 75.7
Z-301I	70	310	1.853	EN 10270-1	968.5	808.32	498.32	84.1 \| 90.5 \| 87.2 \| 74.5
Z-331I	80	348	1.877	EN 10270-1	1132	914.24	566.24	85.8 \| 93.0 \| 87.6 \| 76.7
Z-311I	60	420	1.937	EN 10270-1	1122	957.95	537.95	86.1 \| 88.7 \| 89.5 \| 80.0
Z-340I	70	422	2.104	EN 10270-1	1287	988.72	566.72	92.4 \| 96.7 \| 93.5 \| 87.1
Z-310I	60	375	2.229	EN 10270-1	1122	842.56	467.56	91.5 \| 91.5 \| 91.0 \| 92.0
Z-339I	70	380	2.415	EN 10270-1	1287	873.59	493.59	100.0 \| 100.0 \| 100.0 \| 100.0
Z-309I	60	338	2.559	EN 10270-1	1122	745.23	407.23	89.2 \| 88.2 \| 84.8 \| 94.6
Z-338I	70	332	2.92	EN 10270-1	1287	740.28	408.28	90.0 \| 95.8 \| 91.4 \| 82.7
Z-361I	80	378	3.337	EN 10270-1	1627	829.84	451.84	83.1 \| 91.5 \| 85.3 \| 72.4
Z-347I	60	406	3.533	EN 10270-1	1489	790.68	384.68	80.9 \| 93.1 \| 82.2 \| 67.4
Z-337I	70	290	3.557	EN 10270-1	1287	625.16	335.16	81.3 \| 92.1 \| 84.0 \| 67.9
Z-370I	70	466	3.765	EN 10270-1	1847	908.78	442.78	77.3 \| 89.7 \| 79.7 \| 62.5
Z-346I	60	364	4.057	EN 10270-1	1489	699.05	335.05	76.6 \| 93.8 \| 77.2 \| 58.7
Z-360I	80	330	4.065	EN 10270-1	1627	700.91	370.91	74.6 \| 87.3 \| 77.1 \| 59.4
Z-369I	70	418	4.323	EN 10270-1	1847	803.65	385.65	73.7 \| 92.8 \| 73.9 \| 54.4
Z-368I	70	362	5.226	EN 10270-1	1847	680.99	318.99	68.8 \| 94.3 \| 67.2 \| 45.0
Z-367I	70	314	6.367	EN 10270-1	1847	575.86	261.86	62.8 \| 90.0 \| 61.4 \| 37.0
Z-376I	60	402	7.328	EN 10270-1	2132	660.26	258.26	59.1 \| 89.2 \| 56.3 \| 31.6
Z-375I	60	346	8.859	EN 10270-1	2132	559.63	213.63	55.3 \| 88.1 \| 51.8 \| 26.1

Number of similar metal springs: 27

Customs tariff number: 73202085; Extension Spring Z-339I

Country of origin: DE, German; Extension Spring Z-339I

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