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	6.25	0.45	9	2.65	{0.27}	1.7	5.0	10
			20			12	3.53	{0.36}	2.2
			25	6.35	0.50	15	4.41	{0.45}	1.9	7.5	14
			30			18	5.29	{0.54}	2.3
			35	6.45	0.55	21	6.17	{0.63}	2.3	9.6	16.5
			40			24	7.06	{0.72}	2.6
			45	6.55	0.60	27	7.94	{0.81}	2.1	13.8	22
			50			30	8.82	{0.90}	2.4
VUR	6	-	15	7.35	0.50	9	2.65	{0.27}	1.9	5.0	9
			20	7.45	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	7.55	0.60	21	6.17	{0.63}	2.7	9.0	14
			40			24	7.06	{0.72}	3.0
			45	7.65	0.65	27	7.94	{0.81}	2.4	13.3	19.5
			50			30	8.82	{0.90}	2.7
			55	7.75	0.70	33	9.70	{0.99}	2.3	18.2	25
			60			36	10.59	{1.08}	2.5
VUR	8	-	20	9.65	0.65	12	3.53	{0.36}	2.4	6.8	9.5
			25			15	4.41	{0.45}	2.9
			30	9.75	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	9.95	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	10.15	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	11.85	0.70	12	3.53	{0.36}	3.3	5.6	7
			25	11.95	0.75	15	4.41	{0.45}	3.1	7.5	9
			30	12.05	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	12.25	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	12.45	1.00	42	12.60	{1.26}	2.9	26.0	25
			80			48	14.12	{1.44}	3.3
VUR	12	-	25	14.05	0.80	15	4.41	{0.45}	3.6	7.2	8
			30			18	5.29	{0.54}	4.3
			35	14.25	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	14.45	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	14.65	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	18.45	1.00	21	6.17	{0.63}	4.7	9.5	8.5
			40			24	7.06	{0.72}	5.3
			45	18.65	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	18.85	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*	6.35	0.50	6.75	3.33	{0.34}	2.3	4.3	7.5
			20*			9.0	4.41	{0.45}	3.1
			25	6.55	0.60	11.25	5.49	{0.56}	2.1	8.4	13
			30			13.5	6.57	{0.67}	2.5
			35			15.75	7.64	{0.78}	2.9
			40	6.75	0.70	18.0	8.82	{0.90}	1.9	16.1	22
			45			20.25	9.90	{1.01}	2.1
			50			22.5	10.98	{1.12}	2.4
VUF	6	-	15	7.55	0.60	6.75	3.33	{0.34}	1.9	6.0	9
			20			9.0	4.41	{0.45}	2.5
			25			11.25	5.49	{0.56}	3.1
			30			13.5	6.57	{0.67}	3.8
			35	7.75	0.70	15.75	7.64	{0.78}	2.7	10.5	14
			40			18.0	8.82	{0.90}	3.1
			45			20.25	9.90	{1.01}	3.5
			50	7.95	0.80	22.5	10.98	{1.12}	2.4	18.4	22
			55			24.75	12.05	{1.23}	2.6
			60			27.0	13.23	{1.35}	2.9
VUF	8	-	20	9.75	0.70	9.0	4.41	{0.45}	3.1	6.0	7.5
			25			11.25	5.49	{0.56}	3.8
			30			13.5	6.57	{0.67}	4.6
			35	9.95	0.80	15.75	7.64	{0.78}	3.3	10.0	11.5
			40			18.0	8.82	{0.90}	3.8
			45			20.25	9.90	{1.01}	4.3
			50			22.5	10.98	{1.12}	4.8
			55	10.35	1.00	24.75	12.05	{1.23}	2.5	24.0	23
			60			27.0	13.23	{1.35}	2.7
			65			29.25	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	12.05	0.80	9.0	4.41	{0.45}	3.3	6.4	7
			25			11.25	5.49	{0.56}	4.2
			30			13.5	6.57	{0.67}	5.0
			35	12.25	0.90	15.75	7.64	{0.78}	3.9	9.9	10
			40			18.0	8.82	{0.90}	4.4
			45			20.25	9.90	{1.01}	5.0
			50			22.5	10.98	{1.12}	5.6
			55	12.65	1.10	24.75	12.05	{1.23}	3.1	21.5	18.5
			60			27.0	13.23	{1.35}	3.4
			65			29.25	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	14.45	1.00	11.25	5.49	{0.56}	3.1	10.0	9
			30			13.5	6.57	{0.67}	3.8
			35			15.75	7.64	{0.78}	4.4
			40			18.0	8.82	{0.90}	5.0
			45			20.25	9.90	{1.01}	5.6
			50	14.65	1.10	22.5	10.98	{1.12}	4.3	14.9	12.5
			55			24.75	12.05	{1.23}	4.8
			60			27.0	13.23	{1.35}	5.2
			65			29.25	14.31	{1.46}	5.7
			70	14.85	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	18.85	1.20	15.75	7.64	{0.78}	4.7	11.4	8.5
			40			18.0	8.82	{0.90}	5.3
			45			20.25	9.90	{1.01}	6.0
			50			22.5	10.98	{1.12}	6.7
			55	19.05	1.30	24.75	12.05	{1.23}	5.2	16.3	11.5
			60			27.0	13.23	{1.35}	5.7
			65			29.25	14.31	{1.46}	6.2
			70	19.25	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	6.55	0.60	6	5.88	{0.60}	2.5	4.8	7
			20			8	7.84	{0.80}	3.3
			25	6.75	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	6.95	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	7.75	0.70	6	5.88	{0.60}	2.1	6.3	8
			20			8	7.84	{0.80}	2.9
			25	7.95	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	8.15	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	10.15	0.90	8	7.84	{0.80}	2.4	9.5	9.5
			25			10	9.80	{1.00}	2.9
			30	10.35	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	10.75	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	12.45	1.00	8	7.84	{0.80}	3.1	8.5	7.5
			25			10	9.80	{1.00}	3.8
			30	12.65	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	13.05	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	14.85	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	15.25	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	19.45	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	19.85	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	6.95	0.80	5.25	15.39	{1.57}	2.3	6.8	7.5
			20	7.15	0.90	7.0	20.58	{2.10}	1.8	11.7	12
			25			8.75	25.68	{2.62}	2.3
			30	7.35	1.00	10.5	30.87	{3.15}	2.4	14.5	13.5
			35			12.25	35.97	{3.67}	2.8
			40			14.0	41.16	{4.20}	3.2
			45	7.55	1.10	15.75	46.26	{4.72}	2.5	22.0	19
			50			17.5	51.45	{5.25}	2.8
VUM	6	-	15	8.15	0.90	5.25	15.39	{1.57}	2.3	7.7	7.5
			20			7.0	20.58	{2.10}	3.0
			25	8.35	1.00	8.75	25.68	{2.62}	2.8	11.0	10
			30			10.5	30.87	{3.15}	3.3
			35			12.25	35.97	{3.67}	3.9
			40	8.75	1.20	14.0	41.16	{4.20}	2.6	21.0	16.5
			45			15.75	46.26	{4.72}	2.9
			50			17.5	51.45	{5.25}	3.2
			55	8.95	1.30	19.25	56.55	{5.77}	2.6	29.9	22
			60			21.0	61.74	{6.30}	2.9
VUM	8	-	20	10.55	1.10	7.0	20.58	{2.10}	3.3	8.8	7
			25			8.75	25.68	{2.62}	4.2
			30			10.5	30.87	{3.15}	5.0
			35	10.95	1.30	12.25	35.97	{3.67}	3.5	15.6	11
			40			14.0	41.16	{4.20}	4.0
			45			15.75	46.26	{4.72}	4.5
			50			17.5	51.45	{5.25}	5.0
			55	11.35	1.50	19.25	56.55	{5.77}	3.3	27.8	17.5
			60			21.0	61.74	{6.30}	3.6
			65			22.75	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	12.85	1.20	7.0	20.58	{2.10}	4.0	8.4	6
			25	13.05	1.30	8.75	25.68	{2.62}	4.2	10.4	7
			30			10.5	30.87	{3.15}	5.0
			35			12.25	35.97	{3.67}	5.8
			40	13.45	1.50	14.0	41.16	{4.20}	3.8	18.8	11.5
			45			15.75	46.26	{4.72}	4.3
			50			17.5	51.45	{5.25}	4.8
			55			19.25	56.55	{5.77}	5.2
			60			21.0	61.74	{6.30}	5.7
			65	13.85	1.70	22.75	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	15.25	1.40	8.75	25.68	{2.62}	5.0	9.8	6
			30			10.5	30.87	{3.15}	6.0
			35			12.25	35.97	{3.67}	7.0
			40	15.65	1.60	14.0	41.16	{4.20}	5.0	16.0	9
			45			15.75	46.26	{4.72}	5.6
			50			17.5	51.45	{5.25}	6.3
			55			19.25	56.55	{5.77}	6.9
			60	16.05	1.80	21.0	61.74	{6.30}	5.5	23.4	12
			65			22.75	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	20.05	1.80	12.25	35.97	{3.67}	5.8	14.4	7
			40			14.0	41.16	{4.20}	6.7
			45			15.75	46.26	{4.72}	7.5
			50			17.5	51.45	{5.25}	8.3
			55			19.25	56.55	{5.77}	9.2
			60	20.85	2.20	21.0	61.74	{6.30}	5.5	28.6	12
			65			22.75	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%

Round Wire Coil Springs/Deflection 45%/I.D. Referenced

Caution

Product Description