Flat Wire Coil Springs / Deflection 25%-32% / O.D. Referenced (SWM20-50)

Promotional pricing ends 31/12/2024
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MISUMI

Product Details:

Manufacturer part number: SWM20-50

Brand: MISUMI

Price: 3.90 €

Delivery time: 5 Days

Technical Data:

Allowable Load (Configurable Range): 580.01 or More N

Max. Load: 784 N

Height upon Max. Load applied L-F: 34 mm

Free Length L: 50 mm

Outer Dia. D (or D1): 20 mm

Part Number

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SWM20-50

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Technical Information

Flat Wire Coil Springs/Deflection 25%-32%/O.D. Referenced:Related Image

Material: Oil tempered wires for springs

Specifications

Part Number

SWL22-100
SWM20-80

D	d	L	Spring Constant N/mm{kgf/mm}	F=Lx25.6%		F=Lx28.8%		F=Lx32%		Part Number		Unit Price
D	d	L	Spring Constant N/mm{kgf/mm}	Fmm	Load N{kgf}	Fmm	Load N{kgf}	Fmm	Load N{kgf}	Type D-L		Unit Price
6	3	15	20.4{2.08}	3.8	79 {8.0}	4.3	88 {9.0}	4.8	98 {10}	SWM 6-	15
		20	15.3{1.56}	5.1		5.8		6.4			20
		25	12.3{1.25}	6.4		7.2		8.0			25
		30	10.2{1.04}	7.7		8.6		9.6			30
		35	8.8{0.89}	9.0		10.1		11.2			35
		40	7.7{0.78}	10.2		11.5		12.8			40
		45	6.8{0.69}	11.5		13.0		14.4			45
		50	6.1{0.63}	12.8		14.4		16.0			50
		55	5.6{0.57}	14.1		15.8		17.6			55
		60	5.1{0.52}	15.4		17.3		19.2			60
8	4	10	42.9{4.37}	2.6	110 {11}	2.9	123 {13}	3.2	137 {14}	SWM 8-	10
		15	28.6{2.91}	3.8		4.3		4.8			15
		20	21.5{2.18}	5.1		5.8		6.4			20
		25	17.2{1.75}	6.4		7.2		8.0			25
		30	14.3{1.46}	7.7		8.6		9.6			30
		35	12.2{1.25}	9.0		10.1		11.2			35
		40	10.7{1.09}	10.2		11.5		12.8			40
		45	9.5{0.97}	11.5		13.0		14.4			45
		50	8.6{0.87}	12.8		14.4		16.0			50
		55	7.8{0.79}	14.1		15.8		17.6			55
		60	7.1{0.73}	15.4		17.3		19.2			60
		65	6.6{0.67}	16.6		18.7		20.8			65
		70	6.1{0.62}	17.9		20.2		22.4			70
		75	5.7{0.58}	19.2		21.6		24.0			75
		80	5.4{0.55}	20.5		23.0		25.6			80
10	5	10	61.3{6.25}	2.6	157 {16}	2.9	176 {18}	3.2	196 {20}	SWM 10-	10
		15	40.9{4.17}	3.8		4.3		4.8			15
		20	30.6{3.13}	5.1		5.8		6.4			20
		25	24.5{2.50}	6.4		7.2		8.0			25
		30	20.4{2.08}	7.7		8.6		9.6			30
		35	17.5{1.79}	9.0		10.1		11.2			35
		40	15.3{1.56}	10.2		11.5		12.8			40
		45	13.6{1.39}	11.5		13.0		14.4			45
		50	12.3{1.25}	12.8		14.4		16.0			50
		55	11.1{1.14}	14.1		15.8		17.6			55
		60	10.2{1.04}	15.4		17.3		19.2			60
		65	9.4{0.96}	16.6		18.7		20.8			65
		70	8.8{0.89}	17.9		20.2		22.4			70
		75	8.2{0.83}	19.2		21.6		24.0			75
		80	7.7{0.78}	20.5		23.0		25.6			80
		90	6.8{0.69}	23.0		25.9		28.8			90
12	6	15	59.2{6.04}	3.8	227 {23}	4.3	256 {26}	4.8	284 {29}	SWM 12-	15
		20	44.4{4.53}	5.1		5.8		6.4			20
		25	35.5{3.63}	6.4		7.2		8.0			25
		30	29.6{3.02}	7.7		8.6		9.6			30
		35	25.4{2.59}	9.0		10.1		11.2			35
		40	22.2{2.27}	10.2		11.5		12.8			40
		45	19.7{2.01}	11.5		13.0		14.4			45
		50	17.8{1.81}	12.8		14.4		16.0			50
		55	16.2{1.65}	14.1		15.8		17.6			55
		60	14.8{1.51}	15.4		17.3		19.2			60
		65	13.7{1.39}	16.6		18.7		20.8			65
		70	12.7{1.29}	17.9		20.2		22.4			70
		75	11.8{1.21}	19.2		21.6		24.0			75
		80	11.1{1.13}	20.5		23.0		25.6			80
		90	9.9{1.01}	23.0		25.9		28.8			90
14	7	20	59.8{6.09}	5.1	306 {31}	5.8	345 {35}	6.4	383 {39}	SWM 14-	20
		25	47.9{4.88}	6.4		7.2		8.0			25
		30	39.9{4.08}	7.7		8.6		9.6			30
		35	34.2{3.48}	9.0		10.1		11.2			35
		40	29.9{3.05}	10.2		11.5		12.8			40
		45	26.6{2.71}	11.5		13.0		14.4			45
		50	23.9{2.44}	12.8		14.4		16.0			50
		55	21.8{2.22}	14.1		15.8		17.6			55
		60	19.9{2.03}	15.4		17.3		19.2			60
		65	18.4{1.88}	16.6		18.7		20.8			65
		70	17.1{1.74}	17.9		20.2		22.4			70
		75	16.0{1.63}	19.2		21.6		24.0			75
		80	15.0{1.52}	20.5		23.0		25.6			80
		90	13.3{1.35}	23.0		25.9		28.8			90
		100	12.0{1.22}	25.6		28.8		32.0			100
Usage Count				1 Million Times		500,000 Times		300,000 Times

D	d	L	Spring Constant N/mm{kgf/mm}	F=Lx25.6%		F=Lx28.8%		F=Lx32%		Part Number		Unit Price
D	d	L	Spring Constant N/mm{kgf/mm}	Fmm	Load N{kgf}	Fmm	Load N{kgf}	Fmm	Load N{kgf}	Type D-L		Unit Price
16	8	20	78.1{7.97}	5.1	400 {41}	5.8	450 {46}	6.4	500 {51}	SWM 16-	20
		25	62.5{6.38}	6.4		7.2		8.0			25
		30	52.1{5.31}	7.7		8.6		9.6			30
		35	44.7{4.55}	9.0		10.1		11.2			35
		40	39.1{3.98}	10.2		11.5		12.8			40
		45	34.7{3.54}	11.5		13.0		14.4			45
		50	31.3{3.19}	12.8		14.4		16.0			50
		55	28.4{2.90}	14.1		15.8		17.6			55
		60	26.0{2.66}	15.4		17.3		19.2			60
		65	24.0{2.45}	16.6		18.7		20.8			65
		70	22.3{2.28}	17.9		20.2		22.4			70
		75	20.8{2.13}	19.2		21.6		24.0			75
		80	19.5{1.99}	20.5		23.0		25.6			80
		90	17.4{1.77}	23.0		25.9		28.8			90
		100	15.6{1.59}	25.6		28.8		32.0			100
18	9	20	99.6{10.2}	5.1	510 {52}	5.8	574 {59}	6.4	637 {65}	SWM 18-	20
		25	79.7{8.13}	6.4		7.2		8.0			25
		30	66.4{6.77}	7.7		8.6		9.6			30
		35	56.9{5.80}	9.0		10.1		11.2			35
		40	49.8{5.08}	10.2		11.5		12.8			40
		45	44.3{4.51}	11.5		13.0		14.4			45
		50	39.8{4.06}	12.8		14.4		16.0			50
		55	36.2{3.69}	14.1		15.8		17.6			55
		60	33.2{3.39}	15.4		17.3		19.2			60
		65	30.6{3.13}	16.6		18.7		20.8			65
		70	28.5{2.90}	17.9		20.2		22.4			70
		75	26.6{2.71}	19.2		21.6		24.0			75
		80	24.9{2.54}	20.5		23.0		25.6			80
		90	22.1{2.26}	23.0		25.9		28.8			90
		100	19.9{2.03}	25.6		28.8		32.0			100
20	10	20	123{12.5}	5.1	628 {64}	5.8	706 {72}	6.4	784 {80}	SWM 20-	20
		25	98.0{10.0}	6.4		7.2		8.0			25
		30	81.7{8.33}	7.7		8.6		9.6			30
		35	70.0{7.14}	9.0		10.1		11.2			35
		40	61.3{6.25}	10.2		11.5		12.8			40
		45	54.4{5.55}	11.5		13.0		14.4			45
		50	49.0{5.00}	12.8		14.4		16.0			50
		55	44.5{4.55}	14.1		15.8		17.6			55
		60	40.8{4.17}	15.4		17.3		19.2			60
		65	37.7{3.85}	16.6		18.7		20.8			65
		70	35.0{3.57}	17.9		20.2		22.4			70
		75	32.7{3.33}	19.2		21.6		24.0			75
		80	30.6{3.13}	20.5		23.0		25.6			80
		90	27.2{2.78}	23.0		25.9		28.8			90
		100	24.5{2.50}	25.6		28.8		32.0			100
		125	19.6{2.00}	32.0		36.0		40.0			125
		150	16.3{1.67}	38.4		43.2		48.0			150
22	11	25	119{12.1}	6.4	761 {78}	7.2	856 {87}	8.0	951 {97}	SWM 22-	25
		30	99.1{10.1}	7.7		8.6		9.6			30
		35	84.9{8.66}	9.0		10.1		11.2			35
		40	74.3{7.58}	10.2		11.5		12.8			40
		45	66.1{6.74}	11.5		13.0		14.4			45
		50	59.5{6.06}	12.8		14.4		16.0			50
		55	54.0{5.51}	14.1		15.8		17.6			55
		60	49.5{5.05}	15.4		17.3		19.2			60
		65	45.7{4.66}	16.6		18.7		20.8			65
		70	42.5{4.33}	17.9		20.2		22.4			70
		75	39.6{4.04}	19.2		21.6		24.0			75
		80	37.2{3.79}	20.5		23.0		25.6			80
		90	33.0{3.37}	23.0		25.9		28.8			90
		100	29.7{3.03}	25.6		28.8		32.0			100
		125	23.8{2.43}	32.0		36.0		40.0			125
		150	19.8{2.02}	38.4		43.2		48.0			150
25	12.5	25	153{15.6}	6.4	981 {100}	7.2	1103 {113}	8.0	1225 {125}	SWM 25-	25
		30	128{13.0}	7.7		8.6		9.6			30
		35	109{11.2}	9.0		10.1		11.2			35
		40	95.7{9.77}	10.2		11.5		12.8			40
		45	85.1{8.68}	11.5		13.0		14.4			45
		50	76.6{7.81}	12.8		14.4		16.0			50
		55	69.6{7.10}	14.1		15.8		17.6			55
		60	63.8{6.51}	15.4		17.3		19.2			60
		65	58.9{6.01}	16.6		18.7		20.8			65
		70	54.7{5.58}	17.9		20.2		22.4			70
		75	51.0{5.21}	19.2		21.6		24.0			75
		80	47.9{4.88}	20.5		23.0		25.6			80
		90	42.5{4.34}	23.0		25.9		28.8			90
		100	38.3{3.91}	25.6		28.8		32.0			100
		125	30.6{3.13}	32.0		36.0		40.0			125
		150	25.5{2.60}	38.4		43.2		48.0			150
		175	21.9{2.23}	44.8		50.4		56.0			175
Usage Count				1 Million Times		500,000 Times		300,000 Times

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Part Number
SWM20-50

Part Number	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)
	3.90 €	1		5 Days	10	580.01 or More	784	34	50	20	10	49	16

More Information

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

How to use coil springs, and precautions >>P.328
About D dimension and back facing hole, and D dimension and shaft, see >>P.1881.
Sizes larger than D25 are listed in "Press Die and Mold Components".

Products homepage

Basic information

Material	Oil Tempered Wire

This page is Flat Wire Coil Springs / Deflection 25%-32% / O.D. Referenced, part number SWM20-50.
You can find the detail information about specifications and dimensions on part number SWM20-50.

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The part number is completed.

Basic Attributes

Type
- SWM
Clear
Allowable Load (Configurable Range)(N)
- 73.01 to 107.00
- 107.01 to 150.00
- 150.01 to 230.00
- 230.01 to 580.00
- 580.01 or More
Clear
Max. Load(N)
98

137

196

284

383

500

637

784

951

1225
Clear
Height upon Max. Load applied L-F(mm)
6.8

10.2

13.6

17

20.4

23.8

27.2

30.6

34

37.4

40.8

44.2

47.6

51

54.4

61.2

68

85

102

119
Clear
Free Length L(mm)
10

15

20

25

30

35

40

45

50

55

60

65

70

75

80

90

100

125

150

175
Clear
Outer Dia. D (or D1)(mm)
6

8

10

12

14

16

18

20

22

25
Clear
Inner Dia. D-2d (or D)(mm)
3

4

5

6

7

8

9

10

11

12.5
Clear
Spring Constant(N/mm)
5.1

5.4

5.6

5.7

6.1

6.6

6.8

7.1

7.7

8.2

8.6

8.8

9.4

9.5

9.9

10.2

10.7

11.1

11.8

12

12.2

12.3

12.7

13.3

13.6

13.7

14.3

14.8

15

15.3

15.6

16

16.2

16.3

17.1

17.2

17.4

17.5

17.8

18.4

19.5

19.6

19.7

19.8

19.9

20.4

20.8

21.5

21.8

21.9

22.1

22.2

22.3

23.8

23.9

24

24.5

24.9

25.4

25.5

26

26.6

27.2

28.4

28.5

28.6

29.6

29.7

29.9

30.6

31.3

32.7

33

33.2

34.2

34.7

35

35.5

36.2

37.2

37.7

38.3

39.1

39.6

39.8

39.9

40.8

40.9

42.5

42.9

44.3

44.4

44.5

44.7

45.7

47.9

49

49.5

49.8

51

52.1

54.0

54.4

54.7

56.9

58.9

59.2

59.5

59.8

61.3

62.5

63.8

66.1

66.4

69.6

70

74.3

76.6

78

78.1

79.7

81.7

84.9

85.1

95.7

98

99.1

99.6

109

119

123

128

153
Clear
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Optional Attributes

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

Variation of this product

Part Number
SWM10-25
SWM10-30
SWM10-35
SWM20-55
SWM20-60
SWM20-65

Standard Unit Price	Minimum order quantity	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)
0.92 €	1	Same day Stock	10	150.01 to 230.00	196	17	25	10	5	24.5	8
1.23 €	1	Same day Stock	10	150.01 to 230.00	196	20.4	30	10	5	20.4	9.6
1.33 €	1	5 Days	10	150.01 to 230.00	196	23.8	35	10	5	17.5	11.2
3.67 €	1	5 Days	10	580.01 or More	784	37.4	55	20	10	44.5	17.6
4.35 €	1	5 Days	10	580.01 or More	784	40.8	60	20	10	40.8	19.2
4.68 €	1	5 Days	10	580.01 or More	784	44.2	65	20	10	37.7	20.8