Round Wire Coil Springs / Deflection 27%-30% / O.D. Referenced (Part Numbers - CAD Download)

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Technical Information

Round Wire Coil Springs/Deflection 27%-30%/O.D. Referenced:Related Image

Material EN 1.4301 (WPB) Equiv. Spring Constant ±10%

Specifications

Part Number

UM16-80
UH16-80

■UM: Fmax. (Allowable Deflection) =LxFa%

Part Number		d	Solid Length	F max.	N{kgf}max.		Fa%	Unit Price
TypeD-L		d	Solid Length	F max.	N{kgf}max.		Fa%	Unit Price
UM 4-	5*	0.4	2.2	1.75	3.4	{0.35}	35
	10*	0.5	4.9	3.5	6.8	{0.7 }
	15	0.55	7.5	5.25	10.3	{1.05}
	20	0.6	11.1	7	13.7	{1.4 }
	25	0.6	11.1	8.75	17.2	{1.75}
	30	0.65	16.3	10.5	20.6	{2.1 }
UM 5-	5*	0.45	2.25	1.75	3.4	{0.35}	35
	10*	0.5	3.13	3.5	6.8	{0.7 }
	15	0.65	8.45	5.25	10.3	{1.05}
	20	0.65	8.45	7	13.7	{1.4 }
	25	0.7	11.9	8.75	17.2	{1.75}
	30	0.7	11.9	10.5	20.6	{2.1 }
	35	0.75	16.5	12.25	24.0	{2.45}
	40	0.8	23.2	14	27.5	{2.8 }
	45	0.8	23.2	15.75	30.9	{3.15}
	50	0.85	31.45	17.5	34.3	{3.5 }
UM 6-	5*	0.55	2.7	1.7	4.9	{0.5 }	35
	10	0.7	5.6	3.5	10.8	{1.1 }
	15	0.75	7.4	5.2	15.7	{1.6 }
	20	0.75	7.4	7	20.6	{2.1 }
	25	0.85	12.8	8.7	25.5	{2.6 }
	30	0.85	12.8	10.5	31.4	{3.2 }
	35	0.9	16.7	12.2	36.3	{3.7 }
	40	0.9	16.8	14	41.2	{4.2 }
	45	1.0	27.8	15.75	46.1	{4.7 }
	50	1.0	28.0	17.5	52.0	{5.3 }
	60	1.0	28.0	18	53.0	{5.4 }	30
	70	1.1	46.2	19.6	58.8	{6 }	28
UM 8-	10	0.85	6.4	3.5	10.8	{1.1 }	35
	15	0.9	7.9	5.2	15.7	{1.6 }
	20	0.9	7.9	7	20.6	{2.1 }
	25	0.9	7.9	8.7	25.5	{2.6 }
	30	1.0	12.0	10.5	31.4	{3.2 }
	35	1.0	12.0	12.2	36.3	{3.7 }
	40	1.1	18.7	14	41.2	{4.2 }
	45	1.1	18.7	15.75	46.1	{4.7 }
	50	1.1	18.7	17.5	52.0	{5.3 }
	60	1.2	28.2	21	61.8	{6.3 }
	70	1.3	42.0	24.5	72.6	{7.4 }
UM10-	10	0.9	5.2	3.5	10.8	{1.1}	35
	15	1.0	7.3	5.2	15.7	{1.6}
	20	1.0	7.3	7	20.6	{2.1}
	25	1.1	10.5	8.7	25.5	{2.6}
	30	1.1	10.5	10.5	31.4	{3.2}
	35	1.2	15	12.2	36.3	{3.7}
	40	1.2	15	14	41.2	{4.2}
	45	1.3	21.8	15.75	46.1	{4.7}
	50	1.3	21.8	17.5	52.0	{5.3}
	60	1.4	30.8	21	61.8	{6.3}
	70	1.4	30.8	24.5	72.6	{7.4}
UM13-	15	1.2	8.4	5.2	15.7	{1.6}	35
	20	1.3	11.1	7	20.6	{2.1}
	25	1.3	11.1	8.7	25.5	{2.6}
	30	1.4	15.1	10.5	31.4	{3.2}
	35	1.4	15.1	12.2	36.3	{3.7}
	40	1.4	15.1	14	41.2	{4.2}
	45	1.4	15.1	15.75	46.1	{4.7}
	50	1.4	15.1	17.5	52.0	{5.3}
	60	1.6	27.2	21	61.8	{6.3}
	70	1.6	27.2	24.5	72.6	{7.4}
	80	1.7	36.2	28	82.4	{8.4}
UM16-	15	1.4	9.6	5.2	15.7	{ 1.6}	35
	20	1.5	12.4	7	20.6	{ 2.1}
	25	1.5	12.4	8.7	25.5	{ 2.6}
	30	1.5	12.4	10.5	31.4	{ 3.2}
	35	1.6	15.6	12.2	36.3	{ 3.7}
	40	1.6	15.6	14	41.2	{ 4.2}
	45	1.7	20.4	15.75	46.1	{ 4.7}
	50	1.7	20.4	17.5	52.0	{ 5.3}
	60	1.8	26.1	21	61.8	{ 6.3}
	70	1.8	26.1	24.5	72.6	{ 7.4}
	80	1.8	26.1	28	82.4	{ 8.4}
UM20-	20	1.8	11.3	7	34.3	{ 3.5}	35
	25	1.9	13.3	8.75	43.1	{ 4.4}
	30	1.9	13.3	10.5	52.0	{ 5.3}
	35	2	16	12.25	59.8	{ 6.1}
	40	2	16	14	68.6	{ 7 }
	45	2.2	23.7	15.75	77.5	{ 7.9}
	50	2.2	23.7	17.5	86.3	{ 8.8}
	60	2.2	23.7	21	103.0	{10.5}
	70	2.4	34.8	24.5	120.6	{12.3}
	80	2.4	34.8	28	137.3	{14 }

kgf (Load)=N/mm (Spring Constant) x0.101972xF (Deflection)
{kgf}=Nx0.101972

For Types marked with *, both ends are not ground.
The values of solid length are for reference only.
There may be some variations depending on the lot.
Usage Count: 1 Million Times

■UH: Fmax. (Allowable Deflection)=LxFa%

Part Number		d	Solid Length	F max.	N{kgf}max.		Fa%	Unit Price
Type D-L		d	Solid Length	F max.	N{kgf}max.		Fa%	Unit Price
UH 4-	5*	0.45	2.7	1.5	4.4	{ 0.45}	30
	10*	0.5	3.8	3	8.8	{ 0.9 }
	15	0.6	8.1	4.5	13.2	{ 1.35}
	20	0.65	11.7	6	17.6	{ 1.8 }
	25	0.7	16.8	7.5	22.1	{ 2.25}
	30	0.7	16.8	9	26.5	{ 2.7 }
UH 5-	5*	0.55	3.3	1.5	4.4	{ 0.45}	30
	10	0.6	4.65	3	8.8	{ 0.9 }
	15	0.6	4.65	4.5	13.2	{ 1.35}
	20	0.75	11.81	6	17.6	{ 1.8 }
	25	0.75	11.81	7.5	22.1	{ 2.25}
	30	0.8	16	9	26.5	{ 2.7 }
	35	0.85	21.68	10.5	30.9	{ 3.15}
	40	0.85	21.68	12	35.3	{ 3.6 }
	45	0.9	28.8	13.5	39.7	{ 4.05}
UH 6-	5*	0.65	3.2	1.5	8.8	{ 0.9 }	30
	10	0.7	3.9	3	17.7	{ 1.8 }
	15	0.85	7.7	4.5	26.5	{ 2.7 }
	20	0.9	9.7	6	35.3	{ 3.6 }
	25	1.0	15.5	7.5	44.1	{ 4.5 }
	30	1.0	15.5	9	53.0	{ 5.4 }
	35	1.1	24.8	9.8	57.9	{ 5.9 }	28
	40	1.1	24.8	10	58.8	{ 6 }	25
	45	1.1	24.8	11.25	66.7	{ 6.8 }	25
	50	1.2	39.0	10	58.8	{ 6 }	20
	60	1.2	39.0	13.8	82.4	{ 8.4 }	23
	70	1.2	39.0	14.7	88.3	{ 9 }	21
UH 8-	10	0.9	5.3	3	17.7	{ 1.8 }	30
	15	0.9	5.3	4.5	26.5	{ 2.7 }
	20	1.1	11	6	35.3	{ 3.6 }
	25	1.1	11	7.5	44.1	{ 4.5 }
	30	1.2	15.9	9	53.0	{ 5.4 }
	35	1.2	15.9	10.5	61.8	{ 6.3 }
	40	1.3	23.1	12	70.6	{ 7.2 }
	45	1.3	23.1	13.5	79.4	{ 8.1 }
	50	1.4	33.3	15	88.3	{ 9 }
	60	1.4	33.3	18	105.9	{10.8 }
	70	1.5	48.0	18.9	111.8	{11.4 }	27
UH 10-	10	1.1	6.9	3	17.7	{ 1.8}	30
	15	1.1	6.9	4.5	26.5	{ 2.7}
	20	1.2	9.3	6	35.3	{ 3.6}
	25	1.2	9.3	7.5	44.1	{ 4.5}
	30	1.3	12.7	9	53.0	{ 5.4}
	35	1.4	17.5	10.5	61.8	{ 6.3}
	40	1.4	17.5	12	70.6	{ 7.2}
	45	1.5	23.8	13.5	79.4	{ 8.1}
	50	1.5	23.8	15	88.3	{ 9 }
	60	1.6	32.4	18	105.9	{10.8}
	70	1.7	44.2	21	123.6	{12.6}
UH 13-	15	1.5	9.2	4.5	44.1	{ 4.5}	30
	20	1.5	9.2	6	58.8	{ 6 }
	25	1.5	9.2	7.5	73.5	{ 7.5}
	30	1.8	18	9	88.3	{ 9 }
	35	1.8	18	10.5	103.0	{10.5}
	40	1.8	18	12	117.7	{12 }
	45	1.8	18	13.5	132.4	{13.5}
	50	2.0	28.5	15	147.0	{15 }
	60	2.1	36	18	176.5	{18 }
	70	2.2	45.1	21	205.9	{21 }
	80	2.2	45.1	20	196.1	{20 }	25
UH 16-	15	1.7	9.6	4.5	44.1	{ 4.5}	30
	20	1.9	14	6	58.8	{ 6 }
	25	1.9	14	7.5	73.5	{ 7.5}
	30	1.9	14	9	88.3	{ 9 }
	35	1.9	14	10.5	103.0	{10.5}
	40	2.2	25.1	12	117.7	{12 }
	45	2.2	25.1	13.5	132.4	{13.5}
	50	2.2	25.1	15	147.1	{15 }
	60	2.3	30.5	18	176.5	{18 }
	70	2.5	44.7	21	205.9	{21 }
	80	2.5	44.7	24	235.4	{24 }
UH 20-	25	2.3	13.8	7.5	110.8	{11.3}	30
	30	2.3	13.8	9	132.4	{13.5}
	35	2.5	18.8	10.5	154.9	{15.8}
	40	2.5	18.8	12	176.5	{18 }
	45	2.8	29.4	13.5	199.1	{20.3}
	50	2.8	29.4	15	220.6	{22.5}
	60	3	40.5	18	264.8	{27 }
	70	3	40.5	21	308.9	{31.5}
	80	3.2	54.4	24	353.0	{ 36 }

■Spring Constant
D12 is applicable to UY, UR, UF, UL and UBB Types only. D14 is applicable to UBB Type only.

Type

UTT

UBB

0.05{0.005}

0.2{0.02}

0.3{0.03}

0.5{0.05}

N/mm
0.05
{kgf/mm}
{0.005}

N/mm
0.098
{kgf/mm}
{0.01}

N/mm
0.29
{kgf/mm}
{0.03}

N/mm
0.49
{kgf/mm}
{0.05}

N/mm
0.98
{kgf/mm}
{0.1}

N/mm
1.5
{kgf/mm}
{0.15}

2.0{0.2}

2.9{0.3}

4.9{0.5}

N/mm
2.0
{kgf/mm}
{0.2}

N/mm
2.9
{kgf/mm}
{0.3}

N/mm
5.9
{kgf/mm}
{0.6}

N/mm
9.8
{kgf/mm}
{1.0}

N/mm
0.2
{kgf/mm}
{0.02}

N/mm
9.8
{kgf/mm}
{1.0}

N/mm
19.6
{kgf/mm}
{2.0}

0.3{0.03}

0.5{0.05}

0.98{0.1}

2.9{0.3}

3.9{0.4}

4.9{0.5}

14.7{1.5}

29.4{3.0}

Fmax.

F=Lx70%

F=LxFa%

F=Lx45%

F=Lx40%

F=LxFa%

F=L×Fa%

Alterations

Part Number:

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Data to be displayed: 30; 45; 60

Part Number
UM20-30-LKC
UM20-35
UM20-35-LKC
UM20-40
UM20-40-LKC
UM20-45
UM20-45-LKC
UM20-50
UM20-50-LKC
UM20-60
UM20-60-LKC
UM20-70
UM20-70-LKC
UM20-80
UM20-80-LKC

Standard Unit Price	Minimum order quantity	Volume Discount	Standard Shipping Days ?	RoHS	Allowable Load (Configurable Range) (N)	End Surface Status	Max. Load (N)	Height upon Max. Load applied L-F (mm)	Free Length L (mm)	Outer Dia. D (or D1) (mm)	Spring Constant (N/mm)	Wire Dia. (mm)	Solid Length (mm)	Tolerance Change	Allowable Deflection (mm)
5.79 €	1	Available	9 Days	10	50.01 to 73.00	With Grinding	52	19.5	30	20	4.9	1.9	13.3	LKC (with Tolerance Change)	10.5
3.53 €	1	Available	5 Days	10	50.01 to 73.00	With Grinding	59.8	22.75	35	20	4.9	2	16	-	12.25
6.66 €	1	Available	9 Days	10	50.01 to 73.00	With Grinding	59.8	22.75	35	20	4.9	2	16	LKC (with Tolerance Change)	12.25
3.53 €	1	Available	5 Days	10	50.01 to 73.00	With Grinding	68.6	26	40	20	4.9	2	16	-	14
6.66 €	1	Available	9 Days	10	50.01 to 73.00	With Grinding	68.6	26	40	20	4.9	2	16	LKC (with Tolerance Change)	14
4.09 €	1	Available	5 Days	10	73.01 to 107.00	With Grinding	77.5	29.25	45	20	4.9	2.2	23.7	-	15.75
6.66 €	1	Available	9 Days	10	73.01 to 107.00	With Grinding	77.5	29.25	45	20	4.9	2.2	23.7	LKC (with Tolerance Change)	15.75
4.09 €	1	Available	5 Days	10	73.01 to 107.00	With Grinding	86.3	32.5	50	20	4.9	2.2	23.7	-	17.5
6.66 €	1	Available	9 Days	10	73.01 to 107.00	With Grinding	86.3	32.5	50	20	4.9	2.2	23.7	LKC (with Tolerance Change)	17.5
4.41 €	1	Available	5 Days	10	73.01 to 107.00	With Grinding	103	39	60	20	4.9	2.2	23.7	-	21
7.06 €	1	Available	9 Days	10	73.01 to 107.00	With Grinding	103	39	60	20	4.9	2.2	23.7	LKC (with Tolerance Change)	21
4.41 €	1	Available	5 Days	10	107.01 to 150.00	With Grinding	120.6	45.5	70	20	4.9	2.4	34.8	-	24.5
7.06 €	1	Available	9 Days	10	107.01 to 150.00	With Grinding	120.6	45.5	70	20	4.9	2.4	34.8	LKC (with Tolerance Change)	24.5
4.41 €	1	Available	5 Days	10	107.01 to 150.00	With Grinding	137.3	52	80	20	4.9	2.4	34.8	-	28
7.06 €	1	Available	9 Days	10	107.01 to 150.00	With Grinding	137.3	52	80	20	4.9	2.4	34.8	LKC (with Tolerance Change)	28

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Basic information

Material	EN 1.4301 (WPB) Equiv.

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Basic Attributes

Allowable Load (Configurable Range)(N)
- 1.51 to 4.50
- 4.51 to 8.50
- 8.51 to 16.00
- 16.01 to 30.00
- 30.01 to 50.00
- 50.01 to 73.00
- 73.01 to 107.00
- 107.01 to 150.00
- 150.01 to 230.00
- 230.01 to 580.00
Clear
End Surface Status
- With Grinding
- Without Grinding
Clear
Max. Load(N)
3.4

4.4

4.9

6.8

8.8

10.3

10.8

13.2

13.7

15.7

17.2

17.6

17.7

20.6

22.1

24

25.5

26.5

27.5

30.9

31.4

34.3

35.3

36.3

39.7

41.2

43.1

44.1

46.1

52

53

57.9

58.8

59.8

61.8

66.7

68.6

70.6

72.6

73.5

77.5

79.4

82.4

86.3

88.3

103

105.9

110.8

111.8

117.7

120.6

123.6

132.4

137.3

147

147.1

154.9

176.5

196.1

199.1

205.9

220.6

235.4

264.8

308.9

353
Clear
Height upon Max. Load applied L-F(mm)
3.25

3.3

3.5

6.5

7

9.75

9.8

10.5

13

14

16.25

16.3

17.5

19.5

21

22.75

22.8

24.5

25.2

26

28

29.25

30

31.5

32.5

33.75

35

39

40

42

45.5

46.2

49

50.4

51.1

52

55.3

56

60
Clear
Free Length L(mm)
5

10

15

20

25

30

35

40

45

50

60

70

80
Clear
Outer Dia. D (or D1)(mm)
4

5

6

8

10

13

16

20
Clear
Spring Constant(N/mm)
2

2.9

4.9

5.9

9.8

14.7
Clear
Wire Dia.(mm)
0.4

0.45

0.5

0.55

0.6

0.65

0.7

0.75

0.8

0.85

0.9

1

1.1

1.2

1.3

1.4

1.5

1.6

1.7

1.8

1.9

2

2.1

2.2

2.3

2.4

2.5

2.8

3

3.2
Clear
Solid Length(mm)
2.2

2.25

2.7

3.13

3.2

3.3

3.8

3.9

4.65

4.9

5.2

5.3

5.6

6.4

6.9

7.3

7.4

7.5

7.7

7.9

8.1

8.4

8.45

9.2

9.3

9.6

9.7

10.5

11

11.1

11.3

11.7

11.81

11.9

12

12.4

12.7

12.8

13.3

13.8

14

15

15.1

15.5

15.6

15.9

16

16.3

16.5

16.7

16.8

17.5

18

18.7

18.8

20.4

21.68

21.8

23.1

23.2

23.7

23.8

24.8

25.1

26.1

27.2

27.8

28

28.2

28.5

28.8

29.4

30.5

30.8

31.45

32.4

33.3

34.8

36

36.2

39

40.5

42

44.2

44.7

45.1

46.2

48

54.4
Clear
Tolerance Change
- LKC (with Tolerance Change)
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Type
- UH
- UM
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