Compression spring D-278B Spring steel Ø 2.5 x 18 x 95 mm

Scaled prices - Compression spring D-278B

Quantity	Single price [EUR]
1	5.1600 EUR
2	3.6400 EUR
3	3.4700 EUR
7	2.4200 EUR
17	1.1500 EUR
37	0.8500 EUR
75	0.6800 EUR
125	0.4859 EUR
175	0.4196 EUR
250	0.3695 EUR
350	0.3536 EUR
450	0.3284 EUR

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Technical Data - Compression spring D-278B

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	2.5	mm	Wire diameter
Di		mm	Inner coil diameter
D	18	mm	Mean coil diameter
De	20.5	mm	Outer coil diameter
Dd	14.8	mm	maximum diameter of mandrel
Dh	21.4	mm	minimum diameter of bush
L0	95	mm	unstressed spring length
Lk	33.11	mm	buckling length
Fn	290.383	N	maximum force in static use
Ln	41.81	mm	Minimum length in static use
sn	53.2	mm	Maximum spring deflection in static use
Fndyn	267.483	N	maximum force in dynamic use
Lndyn	46	mm	Minimum length in dynamic use
shdyn	18.04	mm	Maximum stroke in dynamic use
S	7.4	mm	pitch of spring
n	12.5	pc.	number of active coils
nt		pc.	total number of coils
R	5.459	N/mm	Spring rate
Weight	31.8156	g	weight of one spring
Fntol	15.04	N	(+/-) tolerance of maximum force in static use
Fndtol	14.81	N	(+/-) tolerance of maximum dynamic force
Detol	0.35	mm	(+/-) tolerances of outer coil diameter
L0tol	1.96	mm	(+/-) tolerance of unstressed spring length
Price group	J	-	price group
F1tol		N	(+/-) tolerance of prestressed spring force
F2tol		N	(+/-) tolerance of loaded spring force

Technical drawing Compression spring

Datasheet Compression spring D-278B Spring steel Ø 2.5 x 18 x 95 mm

Datasheet download pdf file

Metal spring characteristic Compression spring D-278B Spring steel Ø 2.5 x 18 x 95 mm

Metal spring characteristic download pdf file

CAD data Compression spring D-278B Spring steel Ø 2.5 x 18 x 95 mm

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force-path-calculation Compression spring D-278B Spring steel Ø 2.5 x 18 x 95 mm

force-path-calculation Compression spring D-278B

Inquiry formular Compression spring D-278B Spring steel Ø 2.5 x 18 x 95 mm

Inquiry formular Compression spring D-278B

Similar compression springs to Compression spring D-278B Spring steel Ø 2.5 x 18 x 95 mm

Below you will find similar Compression 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 Compression Spring made from a different material

The Compression 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)	n (pc.)	R (N/mm)	Similarity in %: Overall \| Geometrie \| Load \| Stiffness
D-278B	EN 10270-1	2.5	20.5	95	290.383	41.81	53.2	12.5	5.459	68.1 \| 90.4 \| 67.9 \| 45.8
VD-278B	1.4310	2.5	20.5	95	249.409	41.81	53.2	12.5	4.689	92.9 \| 100.0 \| 92.9 \| 85.9

Number of similar metal springs: 2

Similar Compression 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
D-206D-16	20.4	85	0.671	EN 10270-1	44.183	19.18	65.82	47.3 \| 81.7 \| 48.0 \| 12.3
D-212E	19.8	104	0.82	EN 10270-1	59.761	31.15	72.85	48.6 \| 84.0 \| 46.8 \| 15.0
D-232M-01	20	100	1.419	EN 10270-1	96.787	31.8	68.2	56.6 \| 88.2 \| 55.7 \| 26.0
D-242A	22	102	1.772	EN 10270-1	122.693	32.75	69.25	60.3 \| 88.8 \| 59.5 \| 32.5
D-232M	20	86.3	1.867	EN 10270-1	114.407	25.03	61.27	61.4 \| 86.8 \| 63.1 \| 34.2
D-247D	20.5	97	1.907	EN 10270-1	114.102	37.17	59.83	63.9 \| 92.6 \| 64.1 \| 34.9
D-239A-20	23	94	2.071	EN 10270-1	141.817	25.51	68.49	63.5 \| 89.4 \| 63.3 \| 37.9
D-251A	18	98	2.151	EN 10270-1	107.012	48.25	49.75	64.3 \| 88.2 \| 65.2 \| 39.4
D-246	21	85	2.263	EN 10270-1	124.609	29.94	55.06	66.8 \| 89.0 \| 69.8 \| 41.5
D-242	22	94	2.397	EN 10270-1	156.288	28.8	65.2	53.0 \| 81.9 \| 52.6 \| 24.6
D-251	18	98	3.184	EN 10270-1	195.313	36.65	61.35	74.5 \| 88.2 \| 77.0 \| 58.3
D-263M-04	19	95	3.471	EN 10270-1	182.993	42.28	52.72	56.9 \| 85.0 \| 56.6 \| 29.1
D-276A	22.5	93	3.685	EN 10270-1	175.521	45.37	47.64	60.6 \| 91.3 \| 59.7 \| 30.9
D-263VD	20	87.6	4.113	EN 10270-1	200.796	38.78	48.82	60.3 \| 85.0 \| 61.5 \| 34.5
D-278B	20.5	95	5.459	EN 10270-1	290.383	41.81	53.2	68.1 \| 90.4 \| 67.9 \| 45.8
D-283A-06	18	91	7.916	EN 10270-1	371.484	44.07	46.93	82.2 \| 94.5 \| 83.2 \| 69.0
D-288S	20	101	7.939	EN 10270-1	358.884	55.8	45.2	86.8 \| 89.3 \| 89.6 \| 81.5
D-306A	23.2	92	9.891	EN 10270-1	351.616	56.45	35.55	88.0 \| 97.2 \| 83.8 \| 83.0
D-288X-10	19.4	102	11.062	EN 10270-1	529.912	54.1	47.9	71.0 \| 91.3 \| 72.4 \| 49.3
D-288Z-53	21	86.3	11.319	EN 10270-1	419.102	49.28	37.03	93.8 \| 93.3 \| 93.0 \| 95.0
D-308A-04	22	95	11.909	EN 10270-1	462.57	56.16	38.84	89.0 \| 94.7 \| 90.6 \| 81.8
D-288Z-40	19.5	85	12.669	EN 10270-1	369.625	55.82	29.18	66.4 \| 89.3 \| 66.7 \| 43.1
D-288X-09	19.4	89	13.948	EN 10270-1	541.18	50.2	38.8	64.6 \| 91.5 \| 63.3 \| 39.1
D-313A-10	19.5	102	18.334	EN 10270-1	683.585	64.71	37.29	58.0 \| 88.0 \| 56.3 \| 29.8
D-313A-09	19.5	89	21.05	EN 10270-1	669.054	57.22	31.78	55.2 \| 88.2 \| 51.6 \| 25.9
D-313R	18	90.6	36.971	EN 10270-1	764.585	69.92	20.68	45.8 \| 84.2 \| 38.4 \| 14.8
D-339E	20	100	41.079	EN 10270-1	916.546	77.69	22.31	57.2 \| 88.6 \| 54.0 \| 29.0
D-339A-05	21	85	42.467	EN 10270-1	876.942	64.35	20.65	56.4 \| 88.3 \| 53.0 \| 28.0
D-339V-01	19	90	109.623	EN 10270-1	2000.515	71.75	18.25	36.8 \| 81.0 \| 24.4 \| 5.0

Number of similar metal springs: 28

Customs tariff number: 73202081; Compression spring D-278B

Country of origin: DE, German; Compression spring D-278B

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