Flat Wire Coil Springs / Deflection 65% / O.D. Referenced

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Flat Wire Coil Springs/Deflection 65%/O.D. Referenced:Related Image

Material: Oil tempered wires for springs

Specifications

Part Number

SWY 12.5-40

D	d	L	Spring Constant N/mm{kgf/mm}	F=Lx65%		Part Number		Unit Price
D	d	L	Spring Constant N/mm{kgf/mm}	Fmm	Load N{kgf}	Type D-L		Unit Price
11	7	20	2.26{0.23}	13.0	29.4 {3.0}	SWY 11-	20
		25	1.81{0.18}	16.3			25
		30	1.51{0.15}	19.5			30
		35	1.29{0.13}	22.8			35
		40	1.13{0.12}	26.0			40
		45	1.01{0.10}	29.3			45
		50	0.91{0.092}	32.5			50
		55	0.82{0.084}	35.8			55
		60	0.75{0.077}	39.0			60
		65	0.70{0.071}	42.3			65
		70	0.65{0.066}	45.5			70
		75	0.60{0.061}	48.8			75
		80	0.57{0.058}	52.0			80
		90	0.50 {0.051}	58.5			90
		100	0.45{0.046}	65.0			100
12.5	8.5	20	3.09{0.32}	13.0	40.2 {4.1}	SWY 12.5-	20
		25	2.47{0.25}	16.3			25
		30	2.06{0.21}	19.5			30
		35	1.77{0.18}	22.8			35
		40	1.55{0.16}	26.0			40
		45	1.37{0.14}	29.3			45
		50	1.24{0.13}	32.5			50
		55	1.12{0.11}	35.8			55
		60	1.03{0.11}	39.0			60
		65	0.95{0.10}	42.3			65
		70	0.88{0.090}	45.5			70
		75	0.82{0.084}	48.8			75
		80	0.77{0.079}	52.0			80
		90	0.69{0.070}	58.5			90
		100	0.62{0.063}	65.0			100
		110	0.56{0.057}	71.5			110
		120	0.52{0.053}	78.0			120
		125	0.49{0.050}	81.3			125
16.5	10.5	20	7.02{0.72}	13.0	91.2 {9.3}	SWY 16.5-	20
		25	5.61{0.57}	16.3			25
		30	4.68{0.48}	19.5			30
		35	4.01{0.41}	22.8			35
		40	3.51{0.36}	26.0			40
		45	3.12{0.32}	29.3			45
		50	2.81{0.29}	32.5			50
		55	2.55{0.26}	35.8			55
		60	2.34{0.24}	39.0			60
		65	2.16{0.22}	42.3			65
		70	2.00{0.20}	45.5			70
		75	1.87{0.19}	48.8			75
		80	1.75{0.18}	52.0			80
		90	1.56{0.16}	58.5			90
		100	1.40{0.14}	65.0			100
		110	1.28{0.13}	71.5			110
		120	1.17{0.12}	78.0			120
		125	1.12{0.11}	81.3			125
		150	0.94{0.10}	97.5			150

D	d	L	Spring Constant N/mm{kgf/mm}	F=Lx65%		Part Number		Unit Price
D	d	L	Spring Constant N/mm{kgf/mm}	Fmm	Load N{kgf}	Type D-L		Unit Price
20.5	13.5	30	5.58{0.57}	19.5	108.9 {11.1}	SWY20.5-	30
		35	4.78{0.49}	22.8			35
		40	4.19{0.43}	26.0			40
		45	3.72{0.38}	29.3			45
		50	3.35{0.34}	32.5			50
		55	3.04{0.31}	35.8			55
		60	2.79{0.28}	39.0			60
		65	2.58{0.26}	42.3			65
		70	2.39{0.24}	45.5			70
		75	2.23{0.23}	48.8			75
		80	2.09{0.21}	52.0			80
		90	1.86{0.19}	58.5			90
		100	1.67{0.17}	65.0			100
		110	1.52{0.16}	71.5			110
		120	1.40{0.14}	78.0			120
		125	1.34{0.14}	81.3			125
		130	1.29{0.13}	84.5			130
		140	1.20{0.12}	91.0			140
		150	1.12{0.11}	97.5			150
24.5	16.5	30	6.99{0.71}	19.5	136.3 {13.9}	SWY24.5-	30
		35	5.99{0.61}	22.8			35
		40	5.24{0.53}	26.0			40
		45	4.66{0.48}	29.3			45
		50	4.19{0.43}	32.5			50
		55	3.81{0.39}	35.8			55
		60	3.50{0.36}	39.0			60
		65	3.23{0.33}	42.3			65
		70	3.00{0.31}	45.5			70
		75	2.80{0.29}	48.8			75
		80	2.62{0.27}	52.0			80
		90	2.33{0.24}	58.5			90
		100	2.10{0.21}	65.0			100
		110	1.91{0.19}	71.5			110
		120	1.75{0.18}	78.0			120
		125	1.68{0.17}	81.3			125
		130	1.61{0.16}	84.5			130
		140	1.50{0.15}	91.0			140
		150	1.40{0.14}	97.5			150
		175	1.20{0.12}	113.8			175
		200	1.05{0.11}	130.0			200
30	21	35	8.79{0.90}	22.8	200.1 {20.4}	SWY 30-	35
		40	7.69{0.78}	26.0			40
		45	6.84{0.70}	29.3			45
		50	6.16{0.63}	32.5			50
		55	5.60{0.57}	35.8			55
		60	5.13 {0.52}	39.0			60
		65	4.74{0.48}	42.3			65
		70	4.40{0.45}	45.5			70
		75	4.10{0.42}	48.8			75
		80	3.85{0.39}	52.0			80
		90	3.42{0.35}	58.5			90
		100	3.08{0.31}	65.0			100
		110	2.80{0.29}	71.5			110
		120	2.56{0.26}	78.0			120
		125	2.46{0.25}	81.3			125
		130	2.37{0.24}	84.5			130
		140	2.20{0.22}	91.0			140
		150	2.05{0.21}	97.5			150
		160	1.92{0.20}	104.0			160
		170	1.81{0.18}	110.5			170
		175	1.76{0.18}	113.8			175
		180	1.71{0.17}	117.0			180
		190	1.62{0.17}	123.5			190
		200	1.54{0.16}	130.0			200
		250	1.23{0.13}	162.5			250
		300	1.03{0.10}	195.0			300

D	d	L	Spring Constant N/mm{kgf/mm}	F=Lx65%		Part Number		Unit Price
D	d	L	Spring Constant N/mm{kgf/mm}	Fmm	Load N{kgf}	Type D-L		Unit Price
37	26	40	11.32{1.15}	26.0	294.2 {30.0}	SWY 37-	40
		45	10.06{1.03}	29.3			45
		50	9.05{0.92}	32.5			50
		55	8.23{0.84}	35.8			55
		60	7.54{0.77}	39.0			60
		65	6.96{0.71}	42.3			65
		70	6.47{0.66}	45.5			70
		75	6.03{0.62}	48.8			75
		80	5.66{0.58}	52.0			80
		90	5.03{0.51}	58.5			90
		100	4.53{0.46}	65.0			100
		110	4.11{0.42}	71.5			110
		120	3.77{0.38}	78.0			120
		130	3.48{0.36}	84.5			130
		140	3.23{0.33}	91.0			140
		150	3.02{0.31}	97.5			150
		160	2.83{0.29}	104.0			160
		170	2.66{0.27}	110.5			170
		180	2.51{0.26}	117.0			180
		190	2.38{0.24}	123.5			190
		200	2.26{0.23}	130.0			200
		225	2.01{0.21}	146.3			225
		250	1.81{0.18}	162.5			250
		275	1.65{0.17}	178.8			275
		300	1.51{0.15}	195.0			300
42	31	50	12.07{1.23}	32.5	392.3 {40.0}	SWY 42-	50
		60	10.06{1.03}	39.0			60
		70	8.62{0.88}	45.5			70
		80	7.54{0.77}	52.0			80
		90	6.71{0.68}	58.5			90
		100	6.03{0.62}	65.0			100
		110	5.49{0.56}	71.5			110
		120	5.03{0.51}	78.0			120
		130	4.64{0.47}	84.5			130
		140	4.31{0.44}	91.0			140
		150	4.02{0.41}	97.5			150
		160	3.77{0.38}	104.0			160
		170	3.55{0.36}	110.5			170
		180	3.35{0.34}	117.0			180
		190	3.18{0.32}	123.5			190
		200	3.02{0.31}	130.0			200
		225	2.68{0.27}	146.3			225
		250	2.41{0.25}	162.5			250
		275	2.19{0.22}	178.8			275
		300	2.01{0.21}	195.0			300

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Part Number
SWY11-20
SWY11-25
SWY11-30
SWY11-35
SWY11-40
SWY11-45
SWY11-50
SWY11-55
SWY11-60
SWY11-65
SWY11-70
SWY11-75
SWY11-80
SWY11-90
SWY11-100
SWY12.5-20
SWY12.5-25
SWY12.5-30
SWY12.5-35
SWY12.5-40
SWY12.5-45
SWY12.5-50
SWY12.5-55
SWY12.5-60
SWY12.5-65
SWY12.5-70
SWY12.5-75
SWY12.5-80
SWY12.5-90
SWY12.5-100
SWY12.5-110
SWY12.5-120
SWY12.5-125
SWY16.5-20
SWY16.5-25
SWY16.5-30
SWY16.5-35
SWY16.5-40
SWY16.5-45
SWY16.5-50
SWY16.5-55
SWY16.5-60
SWY16.5-65
SWY16.5-70
SWY16.5-75
SWY16.5-80
SWY16.5-90
SWY16.5-100
SWY16.5-110
SWY16.5-120
SWY16.5-125
SWY16.5-150
SWY20.5-30
SWY20.5-35
SWY20.5-40
SWY20.5-45
SWY20.5-50
SWY20.5-55
SWY20.5-60
SWY20.5-65

Standard Unit Price	Minimum order quantity	Volume Discount	Standard Shipping Days ?	RoHS	Allowable Load (Configurable Range) (N)	Max. Load (N)	Height upon Max. Load applied L-F (mm)	Free Length L (mm)	Outer Dia. D (or D1) (mm)	Inner Dia. D-2d (or D) (mm)	Spring Constant (N/mm)	Allowable Deflection (mm)
3.00 €	1		Quote Stock	10	16.01 to 30.00	29.4	7	20	11	7	2.26	13.0
2.23 €	1		Quote Stock	10	16.01 to 30.00	29.4	8.7	25	11	7	1.81	16.3
2.21 €	1		Quote Stock	10	16.01 to 30.00	29.4	10.5	30	11	7	1.51	19.5
2.37 €	1		Quote	10	16.01 to 30.00	29.4	12.2	35	11	7	1.29	22.8
2.45 €	1		Quote Stock	10	16.01 to 30.00	29.4	14	40	11	7	1.13	26
2.61 €	1		Quote	10	16.01 to 30.00	29.4	15.7	45	11	7	1.01	29.3
2.85 €	1		Quote	10	16.01 to 30.00	29.4	17.5	50	11	7	0.91	32.5
2.87 €	1		Quote	10	16.01 to 30.00	29.4	19.2	55	11	7	0.82	35.8
3.00 €	1		Quote	10	16.01 to 30.00	29.4	21	60	11	7	0.75	39
3.12 €	1		Quote	10	16.01 to 30.00	29.4	22.7	65	11	7	0.7	42.3
3.24 €	1		Quote	10	16.01 to 30.00	29.4	24.5	70	11	7	0.65	45.5
3.53 €	1		Quote	10	16.01 to 30.00	29.4	26.2	75	11	7	0.6	48.8
3.48 €	1		Quote	10	16.01 to 30.00	29.4	28	80	11	7	0.57	52.0
3.86 €	1		Quote	10	16.01 to 30.00	29.4	31.5	90	11	7	0.5	58.5
4.31 €	1		Quote	10	16.01 to 30.00	29.4	35	100	11	7	0.45	65.0
2.06 €	1		Quote Stock	10	30.01 to 50.00	40.2	7	20	12.5	8.5	3.09	13.0
2.40 €	1		Quote Stock	10	30.01 to 50.00	40.2	8.7	25	12.5	8.5	2.47	16.3
2.45 €	1		Quote Stock	10	30.01 to 50.00	40.2	10.5	30	12.5	8.5	2.06	19.5
2.56 €	1		Quote Stock	10	30.01 to 50.00	40.2	12.2	35	12.5	8.5	1.77	22.8
2.87 €	1		Quote Stock	10	30.01 to 50.00	40.2	14	40	12.5	8.5	1.55	26
3.03 €	1		Quote Stock	10	30.01 to 50.00	40.2	15.7	45	12.5	8.5	1.37	29.3
3.18 €	1		Quote Stock	10	30.01 to 50.00	40.2	17.5	50	12.5	8.5	1.24	32.5
3.24 €	1		Quote	10	30.01 to 50.00	40.2	19.2	55	12.5	8.5	1.12	35.8
3.35 €	1		Quote	10	30.01 to 50.00	40.2	21	60	12.5	8.5	1.03	39
3.49 €	1		Quote	10	30.01 to 50.00	40.2	22.7	65	12.5	8.5	0.95	42.3
3.73 €	1		Quote	10	30.01 to 50.00	40.2	24.5	70	12.5	8.5	0.88	45.5
3.99 €	1		Quote	10	30.01 to 50.00	40.2	26.2	75	12.5	8.5	0.82	48.8
4.39 €	1		Quote	10	30.01 to 50.00	40.2	28	80	12.5	8.5	0.77	52.0
4.29 €	1		Quote	10	30.01 to 50.00	40.2	31.5	90	12.5	8.5	0.69	58.5
4.55 €	1	Available	Quote	10	30.01 to 50.00	40.2	35	100	12.5	8.5	0.62	65.0
4.49 €	1		Quote Stock	10	30.01 to 50.00	40.2	38.5	110	12.5	8.5	0.56	71.5
4.72 €	1		Quote	10	30.01 to 50.00	40.2	42	120	12.5	8.5	0.52	78.0
5.17 €	1		Quote	10	30.01 to 50.00	40.2	43.7	125	12.5	8.5	0.49	81.3
2.53 €	1		Quote Stock	10	73.01 to 107.00	91.2	7	20	16.5	10.5	7.02	13.0
2.60 €	1		Quote	10	73.01 to 107.00	91.2	8.7	25	16.5	10.5	5.61	16.3
2.61 €	1		Quote	10	73.01 to 107.00	91.2	10.5	30	16.5	10.5	4.68	19.5
2.67 €	1		Quote Stock	10	73.01 to 107.00	91.2	12.2	35	16.5	10.5	4.01	22.8
3.00 €	1		Quote	10	73.01 to 107.00	91.2	14	40	16.5	10.5	3.51	26
3.12 €	1		Quote	10	73.01 to 107.00	91.2	15.7	45	16.5	10.5	3.12	29.3
3.57 €	1		Quote	10	73.01 to 107.00	91.2	17.5	50	16.5	10.5	2.81	32.5
4.23 €	1		Quote	10	73.01 to 107.00	91.2	19.2	55	16.5	10.5	2.55	35.8
3.60 €	1		Quote Stock	10	73.01 to 107.00	91.2	21	60	16.5	10.5	2.34	39
3.73 €	1	Available	Quote	10	73.01 to 107.00	91.2	22.7	65	16.5	10.5	2.16	42.3
3.91 €	1		Quote	10	73.01 to 107.00	91.2	24.5	70	16.5	10.5	2	45.5
4.54 €	1		Quote	10	73.01 to 107.00	91.2	26.2	75	16.5	10.5	1.87	48.8
4.68 €	1		Quote Stock	10	73.01 to 107.00	91.2	28	80	16.5	10.5	1.75	52.0
4.47 €	1		Quote	10	73.01 to 107.00	91.2	31.5	90	16.5	10.5	1.56	58.5
4.79 €	1		Quote	10	73.01 to 107.00	91.2	35	100	16.5	10.5	1.4	65.0
4.91 €	1		Quote	10	73.01 to 107.00	91.2	38.5	110	16.5	10.5	1.28	71.5
4.97 €	1		Quote	10	73.01 to 107.00	91.2	42	120	16.5	10.5	1.17	78.0
5.11 €	1		Quote	10	73.01 to 107.00	91.2	43.7	125	16.5	10.5	1.12	81.3
5.32 €	1		Quote	10	73.01 to 107.00	91.2	52.5	150	16.5	10.5	0.94	97.5
3.07 €	1		Quote Stock	10	107.01 to 150.00	108.9	10.5	30	20.5	13.5	5.58	19.5
3.12 €	1		Quote	10	107.01 to 150.00	108.9	12.2	35	20.5	13.5	4.78	22.8
3.24 €	1		Quote	10	107.01 to 150.00	108.9	14	40	20.5	13.5	4.19	26
3.48 €	1		Quote	10	107.01 to 150.00	108.9	15.7	45	20.5	13.5	3.72	29.3
3.60 €	1		Quote	10	107.01 to 150.00	108.9	17.5	50	20.5	13.5	3.35	32.5
4.14 €	1		Quote	10	107.01 to 150.00	108.9	19.2	55	20.5	13.5	3.04	35.8
3.91 €	1		Quote	10	107.01 to 150.00	108.9	21	60	20.5	13.5	2.79	39
4.12 €	1		Quote	10	107.01 to 150.00	108.9	22.7	65	20.5	13.5	2.58	42.3

More Information

Usage count: 1 Million Times (Lx70% is 300,000 Times)
How to use coil springs, and precautions >>P.328
About D dimension and back facing hole, and D dimension and shaft, see >>P.1881.

•Load calculation method = Spring constant x Deflection
(Int'l Unit) N=N/mmxFmm
kgf=kgf/mmxFmm
(kgf=Nx0.101972)

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Basic information

Material	Oil Tempered Wire

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163Suggestion of an applicable part number.

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Basic Attributes

Allowable Load (Configurable Range)(N)
- 16.01 to 30.00
- 30.01 to 50.00
- 73.01 to 107.00
- 107.01 to 150.00
- 150.01 to 230.00
- 230.01 to 580.00
Clear
Max. Load(N)
29.4

40.2

91.2

108.9

136.3

200.1

294.2

392.3
Clear
Height upon Max. Load applied L-F(mm)
7

8.7

10.5

12.2

14

15.7

17.5

19.2

21

22.7

24.5

26.2

28

31.5

35

38.5

42

43.7

45.5

49

52.5

56

59.5

61.2

63

66.5

70

78.7

87.5

96.2

105
Clear
Free Length L(mm)
20

25

30

35

40

45

50

55

60

65

70

75

80

90

100

110

120

125

130

140

150

160

170

175

180

190

200

225

250

275

300
Clear
Outer Dia. D (or D1)(mm)
11

12.5

16.5

20.5

24.5

30

37

42
Clear
Inner Dia. D-2d (or D)(mm)
7

8.5

10.5

13.5

16.5

21

26

31
Clear
Spring Constant(N/mm)
0.45

0.49

0.5

0.52

0.56

0.57

0.6

0.62

0.65

0.69

0.7

0.75

0.77

0.82

0.88

0.91

0.94

0.95

1.01

1.03

1.05

1.12

1.13

1.17

1.2

1.23

1.24

1.28

1.29

1.34

1.37

1.4

1.5

1.51

1.52

1.54

1.55

1.56

1.61

1.62

1.65

1.67

1.68

1.71

1.75

1.76

1.77

1.81

1.86

1.87

1.91

1.92

2

2.01

2.05

2.06

2.09

2.1

2.16

2.19

2.2

2.23

2.26

2.33

2.34

2.37

2.38

2.39

2.41

2.46

2.47

2.51

2.55

2.56

2.58

2.62

2.66

2.68

2.79

2.8

2.81

2.83

3

3.02

3.04

3.08

3.09

3.12

3.18

3.23

3.35

3.42

3.48

3.5

3.51

3.55

3.72

3.77

3.81

3.85

4.01

4.02

4.1

4.11

4.19

4.31

4.4

4.53

4.64

4.66

4.68

4.74

4.78

5.03

5.13

5.24

5.49

5.58

5.6

5.61

5.66

5.99

6.03

6.16

6.47

6.71

6.84

6.96

6.99

7.02

7.54

7.69

8.23

8.62

8.79

9.05

10.06

11.32

12.07
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