MISUMI VUM5-20

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

Part Number	-	L
VUR10	-	40

�VUR:Fmax. (Allowable Deflection) = Lx60% Spring Constant 0.29N/mm {0.03kgf/mm}

Part Number	O.D.	Wire Dia.	F	N{kgf}	Reference	Unit Price	Volume Discount Rate
Type	D	-	L	D1	d	max.	max.	Pitch	Solid Length	Total Coils	1 ~ 3 pc(s).	4~9	10~19	20~100
VUR	5	-	15	5.9	0.45	9	2.65	{0.27}	1.7	5.0	10
20	12	3.53	{0.36}	2.2
25	6.0	0.50	15	4.41	{0.45}	1.9	7.5	14
30	18	5.29	{0.54}	2.3
35	6.1	0.55	21	6.17	{0.63}	2.3	9.6	16.5
40	24	7.06	{0.72}	2.6
45	6.2	0.60	27	7.94	{0.81}	2.1	13.8	22
50	30	8.82	{0.90}	2.4
VUR	6	-	15	7.0	0.50	9	2.65	{0.27}	1.9	5.0	9
20	7.1	0.55	12	3.53	{0.36}	2.0	6.6	11
25	15	4.41	{0.45}	2.5
30	18	5.29	{0.54}	3.0
35	7.2	0.60	21	6.17	{0.63}	2.7	9.0	14
40	24	7.06	{0.72}	3.0
45	7.3	0.65	27	7.94	{0.81}	2.4	13.3	19.5
50	30	8.82	{0.90}	2.7
55	7.4	0.70	33	9.70	{0.99}	2.3	18.2	25
60	36	10.59	{1.08}	2.5
VUR	8	-	20	9.3	0.65	12	3.53	{0.36}	2.4	6.8	9.5
25	15	4.41	{0.45}	2.9
30	9.4	0.70	18	5.29	{0.54}	2.7	9.1	12
35	21	6.17	{0.63}	3.2
40	24	7.06	{0.72}	3.6
45	9.6	0.80	27	7.94	{0.81}	2.4	16.8	20
50	30	8.82	{0.90}	2.6
55	33	9.70	{0.99}	2.9
60	36	10.58	{1.08}	3.2
65	9.8	0.90	39	11.47	{1.17}	2.2	28.8	31
70	42	12.36	{1.26}	2.3
80	48	14.12	{1.44}	2.7
VUR	10	-	20	11.4	0.70	12	3.53	{0.36}	3.3	5.6	7
25	11.5	0.75	15	4.41	{0.45}	3.1	7.5	9
30	11.6	0.80	18	5.29	{0.54}	2.7	10.4	12
35	21	6.17	{0.63}	3.2
40	24	7.06	{0.72}	3.6
45	11.8	0.90	27	7.94	{0.81}	2.8	16.2	17
50	30	8.82	{0.90}	3.1
55	33	9.70	{0.99}	3.4
60	36	10.58	{1.08}	3.8
65	39	11.47	{1.17}	4.1
70	12.0	1.00	42	12.60	{1.26}	2.9	26.0	25
80	48	14.12	{1.44}	3.3
VUR	12	-	25	13.6	0.80	15	4.41	{0.45}	3.6	7.2	8
30	18	5.29	{0.54}	4.3
35	13.8	0.90	21	6.17	{0.63}	3.3	11.3	11.5
40	24	7.06	{0.72}	3.8
45	27	7.94	{0.81}	4.3
50	14.0	1.00	30	8.82	{0.90}	3.3	17.0	16
55	33	9.70	{0.99}	3.7
60	36	10.58	{1.08}	4.0
65	39	11.47	{1.17}	4.3
70	14.2	1.10	42	12.35	{1.26}	3.3	25.3	22
80	48	14.11	{1.44}	3.8
90	54	15.88	{1.62}	4.3
VUR	16	-	35	18.0	1.00	21	6.17	{0.63}	4.7	9.5	8.5
40	24	7.06	{0.72}	5.3
45	18.2	1.10	27	7.94	{0.81}	4.5	13.2	11
50	30	8.82	{0.90}	5.0
55	33	9.70	{0.99}	5.5
60	36	10.58	{1.08}	6.0
65	18.4	1.20	39	11.47	{1.17}	5.0	18.0	14
70	42	12.35	{1.26}	5.4
80	48	14.11	{1.44}	6.2
90	54	15.88	{1.62}	6.9
100	60	17.64	{1.80}	7.7

The values of solid length are for reference only. There may be some variations depending on the lot. Both ends are not ground for all sizes. Usage Count: 1 Million Times �VUF:Fmax. (Allowable Deflection) = Lx45% Spring Constant 0.49N/mm {0.05kgf/mm}

Part Number	O.D.	Wire Dia.	F	N{kgf}	Reference	Unit Price	Volume Discount Rate
Type	D	-	L	D1	d	max.	max.	Pitch	Solid Length	Total Coils	1 ~ 3 pc(s).	4~9	10~19	20~100
VUF	5	-	15*	6.0	0.50	6.8	3.33	{0.34}	2.3	4.3	7.5
20*	9.0	4.41	{0.45}	3.1
25	6.2	0.60	11.3	5.49	{0.56}	2.1	8.4	13
30	13.5	6.57	{0.67}	2.5
35	15.8	7.64	{0.78}	2.9
40	6.4	0.70	18.0	8.82	{0.90}	1.9	16.1	22
45	20.3	9.90	{1.01}	2.1
50	22.5	10.98	{1.12}	2.4
VUF	6	-	15	7.2	0.60	6.8	3.33	{0.34}	1.9	6.0	9
20	9.0	4.41	{0.45}	2.5
25	11.3	5.49	{0.56}	3.1
30	13.5	6.57	{0.67}	3.8
35	7.4	0.70	15.8	7.64	{0.78}	2.7	10.5	14
40	18.0	8.82	{0.90}	3.1
45	20.3	9.90	{1.01}	3.5
50	7.6	0.80	22.5	10.98	{1.12}	2.4	18.4	22
55	24.8	12.05	{1.23}	2.6
60	27.0	13.23	{1.35}	2.9
VUF	8	-	20	9.4	0.70	9.0	4.41	{0.45}	3.1	6.0	7.5
25	11.3	5.49	{0.56}	3.8
30	13.5	6.57	{0.67}	4.6
35	9.6	0.80	15.8	7.64	{0.78}	3.3	10.0	11.5
40	18.0	8.82	{0.90}	3.8
45	20.3	9.90	{1.01}	4.3
50	22.5	10.98	{1.12}	4.8
55	10.0	1.00	24.8	12.05	{1.23}	2.5	24.0	23
60	27.0	13.23	{1.35}	2.7
65	29.3	14.31	{1.46}	3.0
70	31.5	15.39	{1.57}	3.2
80	36.0	17.64	{1.80}	3.6
VUF	10	-	20	11.6	0.80	9.0	4.41	{0.45}	3.3	6.4	7
25	11.3	5.49	{0.56}	4.2
30	13.5	6.57	{0.67}	5.0
35	11.8	0.90	15.8	7.64	{0.78}	3.9	9.9	10
40	18.0	8.82	{0.90}	4.4
45	20.3	9.90	{1.01}	5.0
50	22.5	10.98	{1.12}	5.6
55	12.2	1.10	24.8	12.05	{1.23}	3.1	21.5	18.5
60	27.0	13.23	{1.35}	3.4
65	29.3	14.31	{1.46}	3.7
70	31.5	15.39	{1.57}	4.0
80	36.0	17.64	{1.80}	4.6
VUF	12	-	25	14.0	1.00	11.3	5.49	{0.56}	3.1	10.0	9
30	13.5	6.57	{0.67}	3.8
35	15.8	7.64	{0.78}	4.4
40	18.0	8.82	{0.90}	5.0
45	20.3	9.90	{1.01}	5.6
50	14.2	1.10	22.5	10.98	{1.12}	4.3	14.9	12.5
55	24.8	12.05	{1.23}	4.8
60	27.0	13.23	{1.35}	5.2
65	29.3	14.31	{1.46}	5.7
70	14.4	1.20	31.5	15.39	{1.57}	4.4	21.6	17
80	36.0	17.64	{1.80}	5.0
90	40.5	19.80	{2.02}	5.6
VUF	16	-	35	18.4	1.20	15.8	7.64	{0.78}	4.7	11.4	8.5
40	18.0	8.82	{0.90}	5.3
45	20.3	9.90	{1.01}	6.0
50	22.5	10.98	{1.12}	6.7
55	18.6	1.30	24.8	12.05	{1.23}	5.2	16.3	11.5
60	27.0	13.23	{1.35}	5.7
65	29.3	14.31	{1.46}	6.2
70	18.8	1.40	31.5	15.39	{1.57}	5.4	21.0	14
80	36.0	17.64	{1.80}	6.2
90	40.5	19.80	{2.02}	6.9
100	45.0	22.05	{2.25}	7.7

The values of solid length are for reference only. There may be some variations depending on the lot. Both ends are not ground for * marked types; both ends are ground for others. Usage Count: 1 Million Times �VUL:Fmax. (Allowable Deflection) = Lx40% Spring Constant 0.98N/mm{0.10kgf/mm}

Part Number	O.D.	Wire Dia.	F	N{kgf}	Reference	Unit Price	Volume Discount Rate
Type	D	-	L	D1	d	max.	max.	Pitch	Solid Length	Total Coils	1 ~ 3 pc(s).	4~9	10~19	20~100
VUL	5	-	15	6.2	0.60	6	5.88	{0.60}	2.5	4.8	7
20	8	7.84	{0.80}	3.3
25	6.4	0.70	10	9.80	{1.00}	2.3	9.1	12
30	12	11.76	{1.20}	2.7
35	14	13.72	{1.40}	3.2
40	6.6	0.80	16	15.68	{1.60}	2.2	16.0	19
45	18	17.64	{1.80}	2.5
50	20	19.60	{2.00}	2.8
VUL	6	-	15	7.4	0.70	6	5.88	{0.60}	2.1	6.3	8
20	8	7.84	{0.80}	2.9
25	7.6	0.80	10	9.80	{1.00}	2.3	10.4	12
30	12	11.76	{1.20}	2.7
35	14	13.72	{1.40}	3.2
40	7.8	0.90	16	15.68	{1.60}	2.5	16.2	17
45	18	17.64	{1.80}	2.8
50	20	19.60	{2.00}	3.1
55	22	21.56	{2.20}	3.4
60	24	23.52	{2.40}	3.8
VUL	8	-	20	9.8	0.90	8	7.84	{0.80}	2.4	9.5	9.5
25	10	9.80	{1.00}	2.9
30	10.0	1.00	12	11.76	{1.20}	2.5	14.0	13
35	14	13.72	{1.40}	2.9
40	16	15.68	{1.60}	3.3
45	18	17.64	{1.80}	3.8
50	20	19.60	{2.00}	4.2
55	22	21.56	{2.20}	4.6
60	10.4	1.20	24	23.52	{2.40}	2.7	28.8	23
65	26	25.48	{2.60}	3.0
70	28	27.44	{2.80}	3.2
80	32	31.36	{3.20}	3.6
VUL	10	-	20	12.0	1.00	8	7.84	{0.80}	3.1	8.5	7.5
25	10	9.80	{1.00}	3.8
30	12.2	1.10	12	11.76	{1.20}	3.2	12.7	10.5
35	14	13.72	{1.40}	3.7
40	16	15.68	{1.60}	4.2
45	18	17.64	{1.80}	4.7
50	20	19.60	{2.00}	5.3
55	12.6	1.30	22	21.56	{2.20}	3.1	25.4	18.5
60	24	23.52	{2.40}	3.4
65	26	25.48	{2.60}	3.7
70	28	27.44	{2.80}	4.0
80	32	31.36	{3.20}	4.6
VUL	12	-	25	14.4	1.20	10	9.80	{1.00}	2.9	12.6	9.5
30	12	11.76	{1.20}	3.5
35	14	13.72	{1.40}	4.1
40	16	15.68	{1.60}	4.7
45	18	17.64	{1.80}	5.3
50	20	19.60	{2.00}	5.9
55	14.8	1.40	22	21.56	{2.20}	4.1	21.7	14.5
60	24	23.52	{2.40}	4.4
65	26	25.48	{2.60}	4.8
70	28	27.44	{2.80}	5.2
80	32	31.36	{3.20}	5.9
90	36	35.28	{3.60}	6.7
VUL	16	-	35	19.0	1.50	14	13.72	{1.40}	4.1	15.8	9.5
40	16	15.68	{1.60}	4.7
45	18	17.64	{1.80}	5.3
50	20	19.60	{2.00}	5.9
55	19.4	1.70	22	21.56	{2.20}	4.4	24.7	13.5
60	24	23.52	{2.40}	4.8
65	26	25.48	{2.60}	5.2
70	28	27.44	{2.80}	5.6
80	32	31.36	{3.20}	6.4
90	36	35.28	{3.60}	7.2
100	40	39.20	{4.00}	8.0

The values of solid length are for reference only. There may be some variations depending on the lot. Both ends are ground for all sizes. Usage Count: 1 Million Times �VUM:Fmax. (Allowable Deflection) = Lx35% Spring Constant 2.94N/mm{0.30kgf/mm}

Part Number	O.D.	Wire Dia.	F	N{kgf}	Reference	Unit Price	Volume Discount Rate
Type	D	-	L	D1	d	max.	max.	Pitch	Solid Length	Total Coils	1 ~ 3 pc(s).	4~9	10~19	20~100
VUM	5	-	15	6.6	0.80	5.3	15.39	{1.57}	2.3	6.8	7.5
20	6.8	0.90	7.0	20.58	{2.10}	1.8	11.7	12
25	8.8	25.68	{2.62}	2.3
30	7.0	1.00	10.5	30.87	{3.15}	2.4	14.5	13.5
35	12.3	35.97	{3.67}	2.8
40	14.0	41.16	{4.20}	3.2
45	7.2	1.10	15.8	46.26	{4.72}	2.5	22.0	19
50	17.5	51.45	{5.25}	2.8
VUM	6	-	15	7.8	0.90	5.3	15.39	{1.57}	2.3	7.7	7.5
20	7.0	20.58	{2.10}	3.0
25	8.0	1.00	8.8	25.68	{2.62}	2.8	11.0	10
30	10.5	30.87	{3.15}	3.3
35	12.3	35.97	{3.67}	3.9
40	8.4	1.20	14.0	41.16	{4.20}	2.6	21.0	16.5
45	15.8	46.26	{4.72}	2.9
50	17.5	51.45	{5.25}	3.2
55	8.6	1.30	19.3	56.55	{5.77}	2.6	29.9	22
60	21.0	61.74	{6.30}	2.9
VUM	8	-	20	10.2	1.10	7.0	20.58	{2.10}	3.3	8.8	7
25	8.8	25.68	{2.62}	4.2
30	10.5	30.87	{3.15}	5.0
35	10.6	1.30	12.3	35.97	{3.67}	3.5	15.6	11
40	14.0	41.16	{4.20}	4.0
45	15.8	46.26	{4.72}	4.5
50	17.5	51.45	{5.25}	5.0
55	11.0	1.50	19.3	56.55	{5.77}	3.3	27.8	17.5
60	21.0	61.74	{6.30}	3.6
65	22.8	66.84	{6.82}	3.9
70	24.5	72.03	{7.35}	4.2
80	28.0	82.32	{8.40}	4.8
VUM	10	-	20	12.4	1.20	7.0	20.58	{2.10}	4.0	8.4	6
25	12.6	1.30	8.8	25.68	{2.62}	4.2	10.4	7
30	10.5	30.87	{3.15}	5.0
35	12.3	35.97	{3.67}	5.8
40	13.0	1.50	14.0	41.16	{4.20}	3.8	18.8	11.5
45	15.8	46.26	{4.72}	4.3
50	17.5	51.45	{5.25}	4.8
55	19.3	56.55	{5.77}	5.2
60	21.0	61.74	{6.30}	5.7
65	13.4	1.70	22.8	66.84	{6.82}	4.3	28.9	16
70	24.5	72.03	{7.35}	4.7
80	28.0	82.32	{8.40}	5.3
VUM	12	-	25	14.8	1.40	8.8	25.68	{2.62}	5.0	9.8	6
30	10.5	30.87	{3.15}	6.0
35	12.3	35.97	{3.67}	7.0
40	15.2	1.60	14.0	41.16	{4.20}	5.0	16.0	9
45	15.8	46.26	{4.72}	5.6
50	17.5	51.45	{5.25}	6.3
55	19.3	56.55	{5.77}	6.9
60	15.6	1.80	21.0	61.74	{6.30}	5.5	23.4	12
65	22.8	66.84	{6.82}	5.9
70	24.5	72.03	{7.35}	6.4
80	28.0	82.32	{8.40}	7.3
90	31.5	92.61	{9.45}	8.2
VUM	16	-	35	19.6	1.80	12.3	35.97	{3.67}	5.8	14.4	7
40	14.0	41.16	{4.20}	6.7
45	15.8	46.26	{4.72}	7.5
50	17.5	51.45	{5.25}	8.3
55	19.3	56.55	{5.77}	9.2
60	20.4	2.20	21.0	61.74	{6.30}	5.5	28.6	12
65	22.8	66.84	{6.82}	5.9
70	24.5	72.03	{7.35}	6.4
80	28.0	82.32	{8.40}	7.3
90	31.5	92.61	{9.45}	8.2
100	35.0	102.90	{10.50}	9.1

The values of solid length are for reference only. There may be some variations depending on the lot. Both ends are ground for all sizes. Usage Count: 1 Million Times �Spring Constant

Type

VUR

VUF

VUL

VUM

D

5

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

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

N/mm 0.98 {kgf/mm} {0.10}

N/mm 2.94 {kgf/mm} {0.30}

6

8

10

12

16

Fmax.

F=Lx60%

F=Lx45%

F=Lx40%

F=Lx35%