Extension Spring Z-278I Spring steel Ø 5.5 x 50 x 252 mm / 180°

Scaled prices - Extension Spring Z-278I

Quantity	Single price [EUR]
1	15.2800 EUR
2	12.1700 EUR
3	7.9400 EUR
7	6.0400 EUR
17	6.0400 EUR
37	6.0400 EUR
75	6.0400 EUR
125	6.0400 EUR
175	6.0400 EUR
250	6.0400 EUR
350	6.0400 EUR

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Product image Extension Spring Z-278I

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Technical Data - Extension Spring Z-278I

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	5.5	mm	Wire diameter
D		mm	mean coil diameter
De	50	mm	outer coil diameter
Dh	59.1	mm	minimum bush diameter
L0	252	mm	length of unstressed spring, measured from inner edge of loop to inner edge of loop
Lk	189.75	mm	length of unstressed spring body
Ln	518.41	mm	maximum spring length, inner loop to inner loop
sn	266.41	mm	Maximum spring deflection
Fn	921.2	N	Maximum spring force
n		pc.	Number of aktive coils
nt		pc.	total number of coils
Lh	31.12	mm	distance of inner edge of loop from the spring body
R	3.158	N/mm	Spring rate
F0	80	N	initial tension
Fntol	45	N	(+/-) tolerance of maximum spring force
L0tol	4	mm	(+/-) tolerance of unstressed length
Detol	0.8	mm	(+/-) tolerance of outer coil diameter
Oesttol	34	degree	(+/-) tolerance of loop position
Weight	925.7694	g	weight of one spring
Price group	###AN	-	price group

Technical drawing Extension Spring

Datasheet Extension Spring Z-278I Spring steel Ø 5.5 x 50 x 252 mm / 180°

Datasheet download pdf file

Metal spring characteristic Extension Spring Z-278I Spring steel Ø 5.5 x 50 x 252 mm / 180°

Metal spring characteristic download pdf file

CAD data Extension Spring Z-278I Spring steel Ø 5.5 x 50 x 252 mm / 180°

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

force-path-calculation Extension Spring Z-278I Spring steel Ø 5.5 x 50 x 252 mm / 180°

force-path-calculation Extension Spring Z-278I

Inquiry formular Extension Spring Z-278I Spring steel Ø 5.5 x 50 x 252 mm / 180°

Inquiry formular Extension Spring Z-278I

Similar extension springs to Extension Spring Z-278I Spring steel Ø 5.5 x 50 x 252 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-278I	EN 10270-1	5.5	50	252	921.2	518.41	266.41	3.158	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-214I	50	310	0.829	EN 10270-1	532.3	918.41	608.41	54.6 \| 87.7 \| 50.8 \| 25.3
Z-181I	44	249	0.876	EN 10270-1	436.3	718.93	469.93	55.1 \| 86.5 \| 52.0 \| 26.9
Z-213I	50	280	0.954	EN 10270-1	532.3	808.81	528.81	57.9 \| 90.6 \| 54.1 \| 29.1
Z-180I	44	225	1.006	EN 10270-1	436.3	634.3	409.3	56.8 \| 83.3 \| 56.2 \| 30.8
Z-212I	50	252	1.095	EN 10270-1	532.3	712.57	460.57	61.7 \| 93.9 \| 57.8 \| 33.4
Z-238DI	60	253	1.14	EN 10270-1	585	741.5	488.5	61.6 \| 91.3 \| 59.0 \| 34.6
Z-211I	50	220	1.324	EN 10270-1	532.3	600.97	380.97	64.7 \| 89.7 \| 63.9 \| 40.4
Z-243I	50	303	1.503	EN 10270-1	707.9	742.83	439.83	68.9 \| 91.4 \| 68.7 \| 46.5
Z-210I	50	194	1.613	EN 10270-1	532.3	506.74	312.74	69.0 \| 86.3 \| 71.5 \| 49.2
Z-242I	50	272	1.725	EN 10270-1	707.9	655.08	383.08	73.7 \| 94.5 \| 73.2 \| 53.4
Z-220I	40	264	2.008	EN 10270-1	658.2	563.67	299.67	76.5 \| 85.8 \| 80.2 \| 63.5
Z-241I	50	237	2.086	EN 10270-1	707.9	553.87	316.87	80.0 \| 95.0 \| 80.5 \| 64.6
Z-240I	50	207	2.541	EN 10270-1	707.9	467.12	260.12	85.7 \| 91.0 \| 87.2 \| 78.7
Z-279I	50	290	2.612	EN 10270-1	921.2	612.08	322.08	89.9 \| 95.6 \| 91.4 \| 82.7
Z-278I	50	252	3.158	EN 10270-1	921.2	518.41	266.41	100.0 \| 100.0 \| 100.0 \| 100.0
Z-249I	40	256	3.667	EN 10270-1	873.5	473.77	217.77	88.1 \| 89.8 \| 88.3 \| 86.2
Z-307I	60	256	3.769	EN 10270-1	1122	532.51	276.51	88.0 \| 89.7 \| 89.2 \| 85.2
Z-277I	50	220	3.847	EN 10270-1	921.2	438.69	218.69	89.6 \| 95.8 \| 91.0 \| 82.1
Z-315I	50	278	5.74	EN 10270-1	1331	489.08	211.08	73.9 \| 92.6 \| 74.2 \| 54.8
Z-314I	50	240	6.993	EN 10270-1	1331	413.27	173.27	68.8 \| 94.2 \| 67.1 \| 45.0
Z-352I	50	300	9.184	EN 10270-1	1763	470.25	170.25	59.7 \| 87.5 \| 58.1 \| 33.4
Z-313JI	50	196	9.38	EN 10270-1	1331	325.1	129.1	60.2 \| 88.4 \| 58.8 \| 33.5
Z-351I	50	258	11.187	EN 10270-1	1763	397.75	139.75	57.3 \| 92.1 \| 52.4 \| 27.4
Z-322I	40	262	12.517	EN 10270-1	1632	376.45	114.45	53.9 \| 87.8 \| 49.7 \| 24.2
Z-373HI	60	240	14.47	EN 10270-1	2132	370.7	130.7	49.9 \| 82.4 \| 46.1 \| 21.2
Z-350HI	50	210	15	EN 10270-1	1763	314.2	104.2	51.1 \| 87.3 \| 45.7 \| 20.4
Z-381I	50	283	20.48	EN 10270-1	2515	391.2	108.2	46.5 \| 85.9 \| 38.6 \| 14.9
Z-380HI	50	227	27.47	EN 10270-1	2515	307.6	80.6	43.6 \| 86.3 \| 33.4 \| 11.1

Number of similar metal springs: 27

Customs tariff number: 73202085; Extension Spring Z-278I

Country of origin: DE, German; Extension Spring Z-278I

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