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Round Wire Springs -Spring Constant 1.5~3.9 N/mm- (Part Numbers)

Volume Discount

MISUMI

Part Number

Configured Part Number is shown.

Drawing/Specifications
3D Preview
Part Numbers
Days to Ship

・Materials
[ M ] Material: Spring Steel (ASTM A228)

Specifications

■WT: Fmax. (Allowable Deflection) = L x 40% (L x 35%)

d	Solid Length	F max.	Load N{kgf} max.	Part Number
d	Solid Length	F max.	Load N{kgf} max.	Type D-L
0.3	1.73	2	2.9{0.3}	WT3-	5*
0.4	5	4	5.9{0.6}		10*
0.45	8.78	6	8.8{0.9}		15*
0.45	8.78	8	11.8{1.2}		20*
0.5	14.5	10	14.7{1.5}		25*
0.4	2.7	2	2.9{0.3}	WT4-	5*
0.4	2.7	4	5.9{0.6}		10*
0.5	6.5	6	8.8{0.9}		15*
0.55	9.63	8	11.8{1.2}		20
0.55	9.63	10	14.7{1.5}		25
0.6	15	12	17.7{1.8}		30
0.6	15	14	20.6{2.1}		35
0.65	22.1	16	23.5{2.4}		40
0.45	2.36	2	3.9{0.4}	WT5-	5*
0.5	3.25	4	7.8{0.8}		10*
0.6	6.3	6	11.8{1.2}		15
0.6	6.3	8	15.7{1.6}		20
0.7	12.6	10	19.6{2.0}		25
0.7	12.6	12	23.5{2.4}		30
0.75	17.3	14	27.5{2.8}		35
0.75	17.3	14	27.5{2.8}		(40)
0.8	24	15.8	30.9{3.2}		(45)
0.8	24	17.5	34.3{3.5}		(50)
0.85	32.3	19.3	37.8{3.9}		(55)
0.85	32.3	21	41.2{4.2}		(60)
0.85	34	22.7	44.5{4.5}		(65)
0.9	44.6	24.5	48.1{4.9}		(70)
0.5	2.38	2	3.9{0.4}	WT6-	5*
0.6	4.35	4	7.8{0.8}		10
0.6	4.35	6	11.8{1.2}		15
0.7	7.7	8	15.7{1.6}		20
0.7	7.7	10	19.6{2.0}		25
0.8	14	12	23.5{2.4}		30
0.8	14	14	27.5{2.8}		35
0.85	18.7	16	31.4{3.2}		40
0.85	18.7	18	35.3{3.6}		45
0.9	24.8	20	39.2{4.0}		50
0.9	24.8	19	37.8{3.9}		(55)
0.9	24.8	21	41.2{4.2}		(60)
0.9	26.1	22.7	44.5{4.5}		(65)
1	43	24.5	48.1{4.9}		(70)
1	43	28	54.9{5.6}		(80)

d	Solid Length	F max.	Load N{kgf} max.	Part Number
d	Solid Length	F max.	Load N{kgf} max.	Type D-L
0.7	4.38	4	7.8{0.8}	WT8-	10
0.8	6.8	6	11.8{1.2}		15
0.8	6.8	8	15.7{1.6}		20
0.8	6.8	10	19.6{2.0}		25
0.9	10.8	12	23.5{2.4}		30
0.9	10.8	14	27.5{2.8}		35
1	17.5	16	31.4{3.2}		40
1	17.5	18	35.3{3.6}		45
1	17.5	20	39.2{4.0}		50
1.1	27.5	22	43.1{4.4}		55
1.1	27.5	24	47.1{4.8}		60
1.1	27.5	26	51.0{5.2}		65
1.1	27.5	28	54.9{5.6}		70
1.2	42	32	62.8{6.4}		80
0.85	5.53	4	7.8{0.8}	WT10-	10
0.9	6.75	6	11.8{1.2}		15
0.9	6.75	8	15.7{1.6}		20
1	10	10	19.6{2.0}		25
1	10	12	23.5{2.4}		30
1	10	14	27.5{2.8}		35
1	10	16	31.4{3.2}		40
1.1	14.3	18	35.3{3.6}		45
1.1	14.3	20	39.2{4.0}		50
1.2	21.6	22	43.1{4.4}		55
1.2	21.6	24	47.1{4.8}		60
1.2	21.6	26	51.0{5.2}		65
1.3	32.5	28	54.9{5.6}		70
1.3	32.5	32	62.8{6.4}		80
1	6	6	11.8{1.2}	WT13-	15
1.1	8.25	8	15.7{1.6}		20
1.1	8.25	10	19.6{2.0}		25
1.2	11.1	12	23.5{2.4}		30
1.2	11.1	14	27.5{2.8}		35
1.2	11.1	16	31.4{3.2}		40
1.2	11.1	18	35.3{3.6}		45
1.3	15.6	20	39.2{4.0}		50
1.3	15.6	22	43.1{4.4}		55
1.3	15.6	24	47.1{4.8}		60
1.4	21	26	51.0{5.2}		65
1.4	21	28	54.9{5.6}		70
1.4	21	32	62.8{6.4}		80
1.2	7.5	6	11.8{1.2}	WT16-	15
1.3	9.43	8	15.7{1.6}		20
1.4	12.6	10	19.6{2.0}		25
1.4	12.6	12	23.5{2.4}		30
1.4	12.6	14	27.5{2.8}		35
1.4	12.6	16	31.4{3.2}		40
1.6	22.4	18	35.3{3.6}		45
1.6	22.4	20	39.2{4.0}		50
1.6	22.4	22	43.1{4.4}		55
1.7	28.9	24	47.1{4.8}		60
1.7	28.9	26	51.0{5.2}		65
1.7	28.9	28	54.9{5.6}		70
1.7	28.9	32	62.8{6.4}		80

d	Solid Length	F max.	Load N{kgf} max.	Part Number
d	Solid Length	F max.	Load N{kgf} max.	Type D-L
1.6	10.8	8	31.4{3.2}	WT18-	20
1.7	13.6	10	39.2{4.0}		25
1.7	13.6	12	47.1{4.8}		30
1.7	13.6	14	54.9{5.6}		35
1.8	16.7	16	62.8{6.4}		40
1.9	20.5	18	70.6{7.2}		45
1.9	20.5	20	78.5{8.0}		50
2	26	22	86.3{8.8}		55
2	26	24	94.1{9.6}		60
2	26	26	102.0{10.4}		65
2	26	28	109.8{11.2}		70
2.1	31.5	32	125.5{12.8}		80
1.8	11.3	8	31.4{3.2}	WT22-	20
1.8	11.3	10	39.2{4.0}		25
1.9	13.3	12	47.1{4.8}		30
1.9	13.3	14	54.9{5.6}		35
2	16	16	62.8{6.4}		40
2.1	19.5	18	70.6{7.2}		45
2.1	19.5	20	78.5{8.0}		50
2.3	28.2	22	86.3{8.8}		55
2.3	28.2	24	94.1{9.6}		60
2.3	28.2	26	102.0{10.4}		65
2.3	28.2	28	109.8{11.2}		70
2.4	33.6	32	125.5{12.8}		80
2.1	13.2	12	47.1{4.8}	WT27-	30
2.3	17.9	14	54.9{5.6}		35
2.3	17.9	16	62.8{6.4}		40
2.4	20.4	18	70.6{7.2}		45
2.6	28.6	20	78.5{8.0}		50
2.6	28.6	22	86.3{8.8}		55
2.6	28.6	24	94.1{9.6}		60
2.6	28.6	26	102.0{10.4}		65
2.8	39.2	28	109.8{11.2}		70
2.8	39.2	32	125.5{12.8}		80

- Load Calculation Method: Load = Spring Constant x Deflection
(Int'l Unit)N=N/mmxFmm
kgf=kgf/mmxFmm
(kgf=Nx0.101972)

[ ! ]Allowable Deflection of (L) Size
WT5-40Fmax.= L x 35%
WT5-45Fmax.= L x 35%
WT5-50Fmax.= L x 35%
WT5-55Fmax.= L x 35%
WT5-60Fmax.= L x 35%
WT5-65Fmax.= L x 35%
WT5-70Fmax.= L x 35%
WT6-55Fmax.= L x 35%
WT6-60Fmax.= L x 35%
WT6-65Fmax.= L x 35%
WT6-70Fmax.= L x 35%
WT6-80Fmax.= L x 35%

[ ! ]Both ends of * marked WT Type springs are not ground.
[ ! ]The values of solid length are for reference only.
There may be some variations depending on the lot.
[ ! ]Operation frequency: One million times
[ ! ]Product Overview >> Click here
[ ! ]How to use coil springs and precautions >> Click here

■Spring Constant [ ! ]D12 and 14 for WY Type and D12,14 and 20 for WT Type are not available.

Type

0.5{0.05}

N/mm
0.1
{kgf/mm} {0.01}

N/mm 0.3
{kgf/mm} {0.03}

N/mm 0.5
{kgf/mm} {0.05}

N/mm 1.0
{kgf/mm} {0.1}

1.5
{0.15}

2.0
{0.2}

3.9{0.4}

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}

N/mm 0.5
{kgf/mm} {0.05}

N/mm 1.0
{kgf/mm} {0.1}

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

N/mm 3.9
{kgf/mm} {0.4}

N/mm 4.9
{kgf/mm} {0.5}

N/mm 14.7
{kgf/mm} {1.5}

29.4{3.0}

N/mm 29.4
{kgf/mm} {3.0}

Fmax.

F=Lx75%

F=Lx60%

F=Lx45%

F=Lx40%

F=Lx35%

F=Lx30%

F=Lx25%

■WM:Fmax. (Allowable Deflection) = L x 35%

d	Solid Length	F max.	Load N{kgf} max.	Part Number
d	Solid Length	F max.	Load N{kgf} max.	Type D-L
0.35	2.5	1.8	3.4{0.4}	WM	3-	5*
0.38	3.3	3.5	6.9{0.7}			10*
0.45	7	5.3	10.3{1.1}			15*
0.5	11.5	7	13.7{1.4}			20*
0.5	11.5	7.5	14.7{1.5}			(25)
0.55	20.4	9	17.7{1.8}			(30)
0.4	2.3	1.7	3.9{0.4}	WM	4-	5*
0.45	3.4	3.5	6.9{0.7}			10*
0.5	5.1	5.2	10.8{1.1}			15*
0.55	7.7	7	13.7{1.4}			20
0.6	11.7	8.7	17.7{1.8}			25
0.6	11.7	10.5	20.6{2.1}			30
0.65	17.6	12.2	24.0{2.5}			35
0.65	17.6	12	23.5{2.4}			(40)
0.5	2.8	1.7	4.9{0.5}	WM	5-	5*
0.6	4.2	3.5	9.8{1.0}			10
0.65	6.5	5.2	14.7{1.5}			15
0.65	6.5	7	20.6{2.1}			20
0.7	9.1	8.7	25.5{2.6}			25
0.75	12.7	10.5	30.4{3.1}			30
0.8	17.4	12.2	35.3{3.6}			35
0.85	23.8	14	41.2{4.2}			40
0.85	23.8	15.8	46.1{4.7}			45
0.9	23.8	15	43.5{4.5}			(50)
0.9	30	16.5	49.0{5.0}			(55)
0.9	30	18	53.0{5.4}			(60)
0.9	30	17.6	52.0{5.3}			(65)
0.9	30	19.6	58.8{6.0}			(70)
0.55	2.8	1.7	4.9{0.5}	WM	6-	5*
0.65	4.7	3.5	9.8{1.0}			10
0.75	8	5.2	14.7{1.5}			15
0.75	8	7	20.6{2.1}			20
0.85	13.6	8.7	25.5{2.6}			25
0.85	13.6	10.5	30.4{3.1}			30
0.9	18	12.2	35.3{3.6}			35
0.9	18	14	41.2{4.2}			40
0.9	18	15.8	46.1{4.7}			45
0.9	18	17.5	51.0{5.2}			50
1.0	31	19.2	55.9{5.7}			55
1.0	31	18	53.0{5.4}			(60)
1.0	31	18.8	54.9{5.6}			(65)
1.1	47.3	20	58.8{6.0}			(70)
1.1	48.4	22.4	65.9{6.7}			(80)
0.75	4.2	3.5	9.8{1.0}	WM	8-	10
0.9	8.5	5.2	14.7{1.5}			15
0.9	8.5	7	20.6{2.1}			20
0.9	8.5	8.7	25.5{2.6}			25
0.9	8.5	10.5	30.4{3.1}			30
1.0	13	12.2	35.3{3.6}			35
1.0	13	14	41.2{4.2}			40
1.1	19.8	15.8	46.1{4.7}			45
1.1	19.8	17.5	51.0{5.2}			50
1.2	31.2	19.2	55.9{5.7}			55
1.2	31.2	21	61.8{6.3}			60
1.2	31.2	22.7	64.7{6.6}			65
1.2	31.2	24.5	71.6{7.3}			70
1.3	44.2	28	82.4{8.4}			80

d	Solid Length	F max.	Load N{kgf} max.	Part Number
d	Solid Length	F max.	Load N{kgf} max.	Type D-L
0.9	5.2	3.5	9.8{1.0}	WM	10-	10
1.0	7.7	5.2	14.7{1.5}			15
1.0	7.7	7	20.6{2.1}			20
1.1	11	8.7	25.5{2.6}			25
1.1	11	10.5	30.4{3.1}			30
1.2	16.2	12.2	35.3{3.6}			35
1.2	16.2	14	41.2{4.2}			40
1.3	22.1	15.8	46.1{4.7}			45
1.3	22.1	17.5	51.0{5.2}			50
1.3	22.1	19.2	55.9{5.7}			55
1.4	32.1	21	61.8{6.3}			60
1.4	32.1	22.7	64.7{6.6}			65
1.4	32.1	24.5	71.6{7.3}			70
1.4	32.2	28	82.4{8.4}			80
1.0	5.5	3.5	10.3{1.1}	WM	12-	10
1.1	7.4	5.2	14.7{1.5}			15
1.1	7.4	7	20.6{2.1}			20
1.1	7.4	8.7	25.5{2.6}			25
1.2	10.2	10.5	30.4{3.1}			30
1.2	10.2	12.2	35.3{3.6}			35
1.3	14.3	14	41.2{4.2}			40
1.3	14.3	15.8	46.1{4.7}			45
1.3	14.3	17.5	51.0{5.2}			50
1.4	19.6	19.2	55.9{5.7}			55
1.4	19.6	21	61.8{6.3}			60
1.5	26.3	22.7	64.7{6.6}			65
1.5	26.3	24.5	71.6{7.3}			70
1.6	36.8	28	82.4{8.4}			80
1.0	5	3.5	10.3{1.1}	WM	13-	10
1.2	8.4	5.2	14.7{1.5}			15
1.3	11.7	7	20.6{2.1}			20
1.3	11.7	8.7	25.5{2.6}			25
1.4	14.5	10.5	30.4{3.1}			30
1.4	14.5	12.2	35.3{3.6}			35
1.4	14.5	14	41.2{4.2}			40
1.4	14.5	15.8	46.1{4.7}			45
1.4	14.5	17.5	51.0{5.2}			50
1.5	22.5	19.2	55.9{5.7}			55
1.5	22.5	21	61.8{6.3}			60
1.6	28.8	22.7	64.7{6.6}			65
1.6	28.8	24.5	71.6{7.3}			70
1.7	37.4	28	82.4{8.4}			80
1.7	37.4	31.5	92.9{9.5}			90
1.2	7.5	5.2	14.7{1.5}	WM	14-	15
1.3	9.8	7	20.6{2.1}			20
1.4	13.3	8.7	25.5{2.6}			25
1.4	13.3	10.5	30.4{3.1}			30
1.4	13.3	12.2	35.3{3.6}			35
1.4	13.3	14	41.2{4.2}			40
1.5	17.3	15.8	46.1{4.7}			45
1.5	17.3	17.5	51.0{5.2}			50
1.5	17.3	19.2	55.9{5.7}			55
1.6	23.2	21	61.8{6.3}			60
1.6	23.2	22.7	64.7{6.6}			65
1.7	30.6	24.5	71.6{7.3}			70
1.7	30.6	28	82.4{8.4}			80
1.8	39.6	31.5	92.7{9.5}			90

d	Solid Length	F max.	Load N{kgf} max.	Part Number
d	Solid Length	F max.	Load N{kgf} max.	Type D-L
1.3	7.8	5.2	14.7{1.5}	WM	16-	15
1.4	9.8	7	20.6{2.1}			20
1.5	12.5	8.7	25.5{2.6}			25
1.5	12.5	10.5	30.4{3.1}			30
1.6	15	12.2	35.3{3.6}			35
1.6	15	14	41.2{4.2}			40
1.7	20.4	15.8	46.1{4.7}			45
1.7	20.4	17.5	51.0{5.2}			50
1.8	27	19.2	55.9{5.7}			55
1.8	27	21	61.8{6.3}			60
1.8	27	22.7	64.7{6.6}			65
1.8	27	24.5	71.6{7.3}			70
1.8	27	28	82.4{8.4}			80
1.9	34.2	31.5	92.7{9.5}			90
1.7	11.9	7	34.3{3.5}	WM	18-	20
1.8	14.4	8.7	42.2{4.3}			25
1.8	14.4	10.5	51.0{5.2}			30
1.8	14.4	12.2	59.8{6.1}			35
1.8	14.4	14	68.6{7.0}			40
2.0	22	15.8	77.5{7.9}			45
2.0	22	17.5	85.3{8.7}			50
2.0	22	19.2	94.1{9.6}			55
2.0	22	21	103.0{10.5}			60
2.2	34.1	22.7	110.8{11.3}			65
2.2	34.1	24.5	119.6{12.2}			70
2.2	34.1	28	137.3{14.0}			80
2.3	41.4	31.5	154.0{15.7}			90
2.3	41.4	35	171.6{17.5}			100
1.8	11.7	7	34.3{3.5}	WM	20-	20
1.8	11.7	8.7	42.2{4.3}			25
1.9	14.3	10.5	51.0{5.2}			30
1.9	14.3	12.2	59.8{6.1}			35
1.9	14.3	14	68.6{7.0}			40
2.0	17	15.8	77.5{7.9}			45
2.0	17	17.5	85.3{8.7}			50
2.2	24.8	19.2	94.1{9.6}			55
2.2	24.8	21	103.0{10.5}			60
2.2	24.8	22.7	110.8{11.3}			65
2.2	24.8	24.5	119.6{12.2}			70
2.4	36	28	137.3{14.0}			80
2.4	36	31.5	154.0{15.7}			90
2.4	36	35	171.6{17.5}			100
1.9	12	7	34.3{3.5}	WM	22-	20
2.0	14	8.7	42.2{4.3}			25
2.0	14	10.5	51.0{5.2}			30
2.0	14	12.2	59.8{6.1}			35
2.0	14	14	68.6{7.0}			40
2.3	23	15.8	77.5{7.9}			45
2.3	23	17.5	85.3{8.7}			50
2.3	23	19.2	94.1{9.6}			55
2.3	23	21	103.0{10.5}			60
2.4	30	22.7	110.8{11.3}			65
2.4	30	24.5	119.6{12.2}			70
2.4	30	28	137.3{14.0}			80
2.6	40	31.5	154.0{15.7}			90
2.6	40	35	171.6{17.5}			100
2.3	14	10.5	51.0{5.2}	WM	27-	30
2.4	17	12.2	59.8{6.1}			35
2.4	17	14	68.6{7.0}			40
2.4	18	15.8	77.5{7.9}			45
2.6	23	17.5	85.3{8.7}			50
2.6	23	19.2	94.1{9.6}			55
2.6	23	21	103.0{10.5}			60
2.8	31	22.7	110.8{11.3}			65
2.8	31	24.5	119.6{12.2}			70
2.8	31	28	137.3{14.0}			80
3.0	43.5	31.5	154.0{15.7}			90
3.0	43.5	35	171.6{17.5}			100

- Load Calculation Method: Load = Spring Constant x Deflection
(Int'l Unit)N=N/mmxFmm
kgf=kgf/mmxFmm
(kgf=Nx0.101972)

[ ! ]The values of solid length are for reference only.
There may be some variations depending on the lot.
[ ! ]Operation frequency: One million times
[ ! ]Product Overview >> Click here
[ ! ]How to use coil springs and precautions >> Click here
[ ! ]Allowable Deflection of (L) Size
WM3-25Fmax.= L x 30%
WM3-30Fmax.= L x 30%
WM4-40Fmax.= L x 30%
WM5-50Fmax.= L x 30%
WM5-55Fmax.= L x 30%
WM5-60Fmax.= L x 30%
WM5-65Fmax.= L x 27%
WM5-70Fmax.= L x 28%
WM6-60Fmax.= L x 30%
WM6-65Fmax.= L x 29%
WM6-70Fmax.= L x 28%
WM6-80Fmax.= L x 28%

[ ! ]Both ends of * marked WM Type springs are not ground.

Part Number

CAD Data download and 3D preview are not available because the part number has not yet been determined.

*In order to open the CAD Data download and 3D preview screen, the part number must be fixed.
Please confirm the part number from "Specification / Dimension"on the left side, and then perform the CAD Data Download / 3D Preview operation.

CAD Download

: 30; 60; 90

Part Number
WM13-35
WM13-40
WM13-45
WM13-50
WM13-55
WM13-60
WM13-65
WM13-70
WM13-80
WM13-90
WM14-15
WM14-20
WM14-25
WM14-30
WM14-35
WM14-40
WM14-45
WM14-50
WM14-55
WM14-60
WM14-65
WM14-70
WM14-80
WM14-90
WM16-15
WM16-20
WM16-25
WM16-30
WM16-35
WM16-40
WM16-45
WM16-50
WM16-55
WM16-60
WM16-65
WM16-70
WM16-80
WM16-90
WM18-20
WM18-25
WM18-30
WM18-35
WM18-40
WM18-45
WM18-50
WM18-55
WM18-60
WM18-65
WM18-70
WM18-80
WM18-90
WM18-100
WM20-20
WM20-25
WM20-30
WM20-35
WM20-40
WM20-45
WM20-50
WM20-55
WM20-60
WM20-65
WM20-70
WM20-80
WM20-90
WM20-100
WM22-20
WM22-25
WM22-30
WM22-35
WM22-40
WM22-45
WM22-50
WM22-55
WM22-60
WM22-65
WM22-70
WM22-80
WM22-90
WM22-100
WM27-30
WM27-35
WM27-40
WM27-45
WM27-50
WM27-55
WM27-60
WM27-65
WM27-70
WM27-80

Minimum order quantity	Volume Discount	Days to Ship	RoHS	End Surface Condition	Allowable Load (Configurable Range) (N)	Max. Load (N)	Maximum Height when Loaded (Free Length, Allowable Deflection) (mm)	Free Length L (mm)	O.D. D (or D1) (φ)	I.D. D-2d (or D) (φ)	Spring Constant (N/mm)	Wire diameter (φ)	Solid Length (mm)
1 Piece(s)	Available	8 Days or more	10	Grounded	30.01~50.00	35.3	22.8	35	13	10.2	2.9	1.4	14.5
1 Piece(s)	Available	Same day Stock	10	Grounded	30.01~50.00	41.2	26	40	13	10.2	2.9	1.4	14.5
1 Piece(s)	Available	Same day Stock	10	Grounded	30.01~50.00	46.1	29.2	45	13	10.2	2.9	1.4	14.5
1 Piece(s)	Available	8 Days or more	10	Grounded	50.01~73.00	51	32.5	50	13	10.2	2.9	1.4	14.5
1 Piece(s)	Available	8 Days or more	10	Grounded	50.01~73.00	55.9	35.8	55	13	10	2.9	1.5	22.5
1 Piece(s)	Available	8 Days or more	10	Grounded	50.01~73.00	61.8	39	60	13	10	2.9	1.5	22.5
1 Piece(s)	Available	8 Days or more	10	Grounded	50.01~73.00	64.7	42.3	65	13	9.8	2.9	1.6	28.8
1 Piece(s)	Available	Same day Stock	10	Grounded	50.01~73.00	71.6	45.5	70	13	9.8	2.9	1.6	28.8
1 Piece(s)	Available	8 Days or more	10	Grounded	73.01~107.00	82.4	52	80	13	9.6	2.9	1.7	37.4
1 Piece(s)	Available	8 Days or more	10	Grounded	73.01~107.00	92.9	58.5	90	13	9.6	2.9	1.7	37.4
1 Piece(s)	Available	Same day Stock	10	Grounded	8.51~16.00	14.7	9.8	15	14	11.6	2.9	1.2	7.5
1 Piece(s)	Available	Same day Stock	10	Grounded	16.01~30.00	20.6	13	20	14	11.4	2.9	1.3	9.8
1 Piece(s)	Available	Same day Stock	10	Grounded	16.01~30.00	25.5	16.3	25	14	11.2	2.9	1.4	13.3
1 Piece(s)	Available	Same day Stock	10	Grounded	30.01~50.00	30.4	19.5	30	14	11.2	2.9	1.4	13.3
1 Piece(s)	Available	8 Days or more	10	Grounded	30.01~50.00	35.3	22.8	35	14	11.2	2.9	1.4	13.3
1 Piece(s)	Available	Same day Stock	10	Grounded	30.01~50.00	41.2	26	40	14	11.2	2.9	1.4	13.3
1 Piece(s)	Available	8 Days or more	10	Grounded	30.01~50.00	46.1	29.2	45	14	11	2.9	1.5	17.3
1 Piece(s)	Available	Same day Stock	10	Grounded	50.01~73.00	51	32.5	50	14	11	2.9	1.5	17.3
1 Piece(s)	Available	8 Days or more	10	Grounded	50.01~73.00	55.9	35.8	55	14	11	2.9	1.5	17.3
1 Piece(s)	Available	Same day Stock	10	Grounded	50.01~73.00	61.8	39	60	14	10.8	2.9	1.6	23.2
1 Piece(s)	Available	8 Days or more	10	Grounded	50.01~73.00	64.7	42.3	65	14	10.8	2.9	1.6	23.2
1 Piece(s)	Available	Same day Stock	10	Grounded	50.01~73.00	71.6	45.5	70	14	10.6	2.9	1.7	30.6
1 Piece(s)	Available	8 Days or more	10	Grounded	73.01~107.00	82.4	52	80	14	10.6	2.9	1.7	30.6
1 Piece(s)	Available	8 Days or more	10	Grounded	73.01~107.00	92.7	58.5	90	14	10.4	2.9	1.8	39.6
1 Piece(s)	Available	44 Days or more	10	Grounded	8.51~16.00	14.7	9.8	15	16	13.4	2.9	1.3	7.8
1 Piece(s)	Available	44 Days or more	10	Grounded	16.01~30.00	20.6	13	20	16	13.2	2.9	1.4	9.8
1 Piece(s)	Available	Same day Stock	10	Grounded	16.01~30.00	25.5	16.3	25	16	13	2.9	1.5	12.5
1 Piece(s)	Available	Same day Stock	10	Grounded	30.01~50.00	30.4	19.5	30	16	13	2.9	1.5	12.5
1 Piece(s)	Available	8 Days or more	10	Grounded	30.01~50.00	35.3	22.8	35	16	12.8	2.9	1.6	15
1 Piece(s)	Available	Same day Stock	10	Grounded	30.01~50.00	41.2	26	40	16	12.8	2.9	1.6	15
1 Piece(s)	Available	8 Days or more	10	Grounded	30.01~50.00	46.1	29.2	45	16	12.6	2.9	1.7	20.4
1 Piece(s)	Available	Same day Stock	10	Grounded	50.01~73.00	51	32.5	50	16	12.6	2.9	1.7	20.4
1 Piece(s)	Available	8 Days or more	10	Grounded	50.01~73.00	55.9	35.8	55	16	12.4	2.9	1.8	27
1 Piece(s)	Available	Same day Stock	10	Grounded	50.01~73.00	61.8	39	60	16	12.4	2.9	1.8	27
1 Piece(s)	Available	8 Days or more	10	Grounded	50.01~73.00	64.7	42.3	65	16	12.4	2.9	1.8	27
1 Piece(s)	Available	8 Days or more	10	Grounded	50.01~73.00	71.6	45.5	70	16	12.4	2.9	1.8	27
1 Piece(s)	Available	8 Days or more	10	Grounded	73.01~107.00	82.4	52	80	16	12.4	2.9	1.8	27
1 Piece(s)	Available	8 Days or more	10	Grounded	73.01~107.00	92.7	58.5	90	16	12.2	2.9	1.9	34.2
1 Piece(s)	Available	Same day Stock	10	Grounded	30.01~50.00	34.3	13	20	18	14.6	4.9	1.7	11.9
1 Piece(s)	Available	8 Days or more	10	Grounded	30.01~50.00	42.2	16.3	25	18	14.4	4.9	1.8	14.4
1 Piece(s)	Available	Same day Stock	10	Grounded	50.01~73.00	51	19.5	30	18	14.4	4.9	1.8	14.4
1 Piece(s)	Available	8 Days or more	10	Grounded	50.01~73.00	59.8	22.8	35	18	14.4	4.9	1.8	14.4
1 Piece(s)	Available	Same day Stock	10	Grounded	50.01~73.00	68.6	26	40	18	14.4	4.9	1.8	14.4
1 Piece(s)	Available	8 Days or more	10	Grounded	73.01~107.00	77.5	29.2	45	18	14	4.9	2	22
1 Piece(s)	Available	8 Days or more	10	Grounded	73.01~107.00	85.3	32.5	50	18	14	4.9	2	22
1 Piece(s)	Available	8 Days or more	10	Grounded	73.01~107.00	94.1	35.8	55	18	14	4.9	2	22
1 Piece(s)	Available	8 Days or more	10	Grounded	73.01~107.00	103	39	60	18	14	4.9	2	22
1 Piece(s)	Available	8 Days or more	10	Grounded	107.01~150.00	110.8	42.3	65	18	13.6	4.9	2.2	34.1
1 Piece(s)	Available	8 Days or more	10	Grounded	107.01~150.00	119.6	45.5	70	18	13.6	4.9	2.2	34.1
1 Piece(s)	Available	Same day Stock	10	Grounded	107.01~150.00	137.3	52	80	18	13.6	4.9	2.2	34.1
1 Piece(s)	Available	Same day Stock	10	Grounded	150.01~230.00	154	58.5	90	18	13.4	4.9	2.3	41.4
1 Piece(s)	Available	8 Days or more	10	Grounded	150.01~230.00	171.6	65	100	18	13.4	4.9	2.3	41.4
1 Piece(s)	Available	8 Days or more	10	Grounded	30.01~50.00	34.3	13	20	20	16.4	4.9	1.8	11.7
1 Piece(s)	Available	8 Days or more	10	Grounded	30.01~50.00	42.2	16.3	25	20	16.4	4.9	1.8	11.7
1 Piece(s)	Available	8 Days or more	10	Grounded	50.01~73.00	51	19.5	30	20	16.2	4.9	1.9	14.3
1 Piece(s)	Available	8 Days or more	10	Grounded	50.01~73.00	59.8	22.8	35	20	16.2	4.9	1.9	14.3
1 Piece(s)	Available	Same day Stock	10	Grounded	50.01~73.00	68.6	26	40	20	16.2	4.9	1.9	14.3
1 Piece(s)	Available	Same day Stock	10	Grounded	73.01~107.00	77.5	29.2	45	20	16	4.9	2	17
1 Piece(s)	Available	Same day Stock	10	Grounded	73.01~107.00	85.3	32.5	50	20	16	4.9	2	17
1 Piece(s)	Available	Same day Stock	10	Grounded	73.01~107.00	94.1	35.8	55	20	15.6	4.9	2.2	24.8
1 Piece(s)	Available	8 Days or more	10	Grounded	73.01~107.00	103	39	60	20	15.6	4.9	2.2	24.8
1 Piece(s)	Available	8 Days or more	10	Grounded	107.01~150.00	110.8	42.3	65	20	15.6	4.9	2.2	24.8
1 Piece(s)	Available	8 Days or more	10	Grounded	107.01~150.00	119.6	45.5	70	20	15.6	4.9	2.2	24.8
1 Piece(s)	Available	8 Days or more	10	Grounded	107.01~150.00	137.3	52	80	20	15.2	4.9	2.4	36
1 Piece(s)	Available	Same day Stock	10	Grounded	150.01~230.00	154	58.5	90	20	15.2	4.9	2.4	36
1 Piece(s)	Available	8 Days or more	10	Grounded	150.01~230.00	171.6	65	100	20	15.2	4.9	2.4	36
1 Piece(s)	Available	8 Days or more	10	Grounded	30.01~50.00	34.3	13	20	22	18.2	4.9	1.9	12
1 Piece(s)	Available	8 Days or more	10	Grounded	30.01~50.00	42.2	16.3	25	22	18	4.9	2	14
1 Piece(s)	Available	8 Days or more	10	Grounded	50.01~73.00	51	19.5	30	22	18	4.9	2	14
1 Piece(s)	Available	8 Days or more	10	Grounded	50.01~73.00	59.8	22.8	35	22	18	4.9	2	14
1 Piece(s)	Available	8 Days or more	10	Grounded	50.01~73.00	68.6	26	40	22	18	4.9	2	14
1 Piece(s)	Available	8 Days or more	10	Grounded	73.01~107.00	77.5	29.2	45	22	17.4	4.9	2.3	23
1 Piece(s)	Available	Same day Stock	10	Grounded	73.01~107.00	85.3	32.5	50	22	17.4	4.9	2.3	23
1 Piece(s)	Available	8 Days or more	10	Grounded	73.01~107.00	94.1	35.8	55	22	17.4	4.9	2.3	23
1 Piece(s)	Available	Same day Stock	10	Grounded	73.01~107.00	103	39	60	22	17.4	4.9	2.3	23
1 Piece(s)	Available	8 Days or more	10	Grounded	107.01~150.00	110.8	42.3	65	22	17.2	4.9	2.4	30
1 Piece(s)	Available	Same day Stock	10	Grounded	107.01~150.00	119.6	45.5	70	22	17.2	4.9	2.4	30
1 Piece(s)	Available	8 Days or more	10	Grounded	107.01~150.00	137.3	52	80	22	17.2	4.9	2.4	30
1 Piece(s)	Available	8 Days or more	10	Grounded	150.01~230.00	154	58.5	90	22	16.8	4.9	2.6	40
1 Piece(s)	Available	8 Days or more	10	Grounded	150.01~230.00	171.6	65	100	22	16.8	4.9	2.6	40
1 Piece(s)	Available	Same day Stock	10	Grounded	50.01~73.00	51	19.5	30	27	22.4	4.9	2.3	14
1 Piece(s)	Available	Same day Stock	10	Grounded	50.01~73.00	59.8	22.8	35	27	22.2	4.9	2.4	17
1 Piece(s)	Available	Same day Stock	10	Grounded	50.01~73.00	68.6	26	40	27	22.2	4.9	2.4	17
1 Piece(s)	Available	8 Days or more	10	Grounded	73.01~107.00	77.5	29.2	45	27	22.2	4.9	2.4	18
1 Piece(s)	Available	8 Days or more	10	Grounded	73.01~107.00	85.3	32.5	50	27	21.8	4.9	2.6	23
1 Piece(s)	Available	8 Days or more	10	Grounded	73.01~107.00	94.1	35.8	55	27	21.8	4.9	2.6	23
1 Piece(s)	Available	8 Days or more	10	Grounded	73.01~107.00	103	39	60	27	21.8	4.9	2.6	23
1 Piece(s)	Available	8 Days or more	10	Grounded	107.01~150.00	110.8	42.3	65	27	21.4	4.9	2.8	31
1 Piece(s)	Available	Same day Stock	10	Grounded	107.01~150.00	119.6	45.5	70	27	21.4	4.9	2.8	31
1 Piece(s)	Available	Same day Stock	10	Grounded	107.01~150.00	137.3	52	80	27	21.4	4.9	2.8	31

Lead Time

Basic Information

Material	SWP-A

Configure

312 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Stock

- Stock Item Only
Clear

Specification/Dimensions

End Surface Condition
- Grounded
- Not Grounded
Clear
Allowable Load (Configurable Range)(N)
- 1.51~4.50
- 4.51~8.50
- 8.51~16.00
- 16.01~30.00
- 30.01~50.00
- 50.01~73.00
- 73.01~107.00
- 107.01~150.00
- 150.01~230.00
Clear
Max. Load(N)
2.9

3.4

3.9

4.9

5.9

6.9

7.8

8.8

9.8

10.3

10.8

11.8

13.7

14.7

15.7

17.7

19.6

20.6

23.5

24

25.5

27.5

30.4

30.9

31.4

34.3

35.3

37.8

39.2

41.2

42.2

43.1

43.5

44.5

46.1

47.1

48.1

49

51

52

53

54.9

55.9

58.8

59.8

61.8

62.8

64.7

65.9

68.6

70.6

71.6

77.5

78.5

82.4

85.3

86.3

92.7

92.9

94.1

102

103

109.8

110.8

119.6

125.5

137.3

154

171.6
Clear
Maximum Height when Loaded (Free Length, Allowable Deflection)(mm)
3

3.2

3.3

6

6.5

9

9.7

9.8

12

13

15

16.3

17.5

18

19.5

21

22.8

24

26

27

28

29.2

30

32.5

33

35

35.7

35.8

36

38.5

39

42

42.3

45.5

46.2

47.4

48

50

50.4

52

57.6

58.5

65
Clear
Free Length L(mm)
5

10

15

20

25

30

35

40

45

50

55

60

65

70

80

90

100
Clear
O.D. D (or D1)(φ)
3

4

5

6

8

10

12

13

14

16

18

20

22

27
Clear
I.D. D-2d (or D)(φ)
1.9

2

2.1

2.2

2.24

2.3

2.4

2.7

2.8

2.9

3

3.1

3.2

3.3

3.4

3.5

3.6

3.7

3.8

4

4.1

4.2

4.3

4.4

4.5

4.6

4.7

4.8

4.9

5

5.4

5.6

5.8

6

6.2

6.4

6.5

6.6

7.2

7.4

7.6

7.8

8

8.2

8.3

8.8

9

9.2

9.4

9.6

9.8

10

10.2

10.4

10.6

10.8

11

11.2

11.4

11.6

12.2

12.4

12.6

12.8

13

13.2

13.4

13.6

13.8

14

14.2

14.4

14.6

14.8

15.2

15.6

16

16.2

16.4

16.8

17.2

17.4

17.8

18

18.2

18.4

21

21.4

21.8

22.2

22.4

22.8
Clear
Spring Constant(N/mm)
1.5

2

2.9

3.9

4.9
Clear
Wire diameter(φ)
0.3

0.35

0.38

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

2.6

2.8

3
Clear
Solid Length(mm)
1.73

2.3

2.36

2.38

2.5

2.7

2.8

3.25

3.3

3.4

4.2

4.35

4.38

4.7

5

5.1

5.2

5.5

5.53

6

6.3

6.5

6.75

6.8

7

7.4

7.5

7.7

7.8

8

8.25

8.4

8.5

8.78

9.1

9.43

9.63

9.8

10

10.2

10.8

11

11.1

11.3

11.5

11.7

11.9

12

12.5

12.6

12.7

13

13.2

13.3

13.6

14

14.3

14.4

14.5

15

15.6

16

16.2

16.7

17

17.3

17.4

17.5

17.6

17.9

18

18.7

19.5

19.6

19.8

20.4

20.5

21

21.6

22

22.1

22.4

22.5

23

23.2

23.8

24

24.8

26

26.1

26.3

27

27.5

28.2

28.6

28.8

28.9

30

30.6

31

31.2

31.5

32.1

32.2

32.3

32.5

33.6

34

34.1

34.2

36

36.8

37.4

39.2

39.6

40

41.4

42

43

43.5

44.2

44.6

47.3

48.4
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Round Wire Springs -Spring Constant 1.5~3.9 N/mm- (Part Numbers)

Specifications

Part Number

Lead Time

Basic Information

Configure

Stock

Specification/Dimensions

End Surface Condition

Allowable Load (Configurable Range)(N)

Max. Load(N)

Maximum Height when Loaded (Free Length, Allowable Deflection)(mm)

Free Length L(mm)

O.D. D (or D1)(φ)

I.D. D-2d (or D)(φ)

Spring Constant(N/mm)

Wire diameter(φ)

Solid Length(mm)

type

CAD

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