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Round Wire Springs -Spring Constant 0.5~1.0 N/mm- (WF16-80)

Volume Discount

MISUMI

Part Number

Configured Part Number is shown.

WF16-80

Drawing/Specifications
3D Preview
Part Numbers

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

Specifications

Round Wire Springs -Spring Constant 0.5~1.0 N/mm-:

■WF: Fmax. (Allowable Deflection) = L x 45%

d	Solid Length	F max.	Load N{kgf} max.	Part Number
d	Solid Length	F max.	Load N{kgf} max.	Type D-L
0.26	2	2.25	1.1{0.11}	WF3-	5*
0.32	5	4.5	2.2{0.22}		10*
0.32	5	6.7	3.2{0.33}		15*
0.35	7	9	4.4{0.45}		20*
0.35	7	11.2	5.5{0.56}		25*
0.4	13.2	13.5	6.6{0.67}		30
0.4	13.2	15.7	7.6{0.78}		35
0.4	13.2	18	8.8{0.9}		40
0.32	2.3	2.25	1.1{0.11}	WF4-	5*
0.35	3.1	4.5	2.2{0.22}		10*
0.4	5.6	6.7	3.2{0.33}		15*
0.4	5.6	9	4.4{0.45}		20*
0.45	9.9	11.2	5.5{0.56}		25*
0.45	9.9	13.5	6.6{0.67}		30*
0.5	16.5	15.7	7.6{0.78}		35
0.5	16.5	18	8.8{0.9}		40
0.5	16.5	20	9.8{1.0}		45
0.5	16.5	22.5	10.8{1.1}		50
0.5	16.5	24.7	12.1{1.23}		55
0.5	16.5	27	12.7{1.3}		60
0.55	26.4	29.2	14.3{1.46}		65*
0.55	26.4	31.5	15.4{1.58}		70*
0.35	2	2.25	1.1{0.11}	WF5-	5*
0.38	2.8	4.5	2.2{0.22}		10*
0.4	3.4	6.7	3.2{0.33}		15*
0.45	5.4	9	4.4{0.45}		20*
0.5	8.5	11.2	5.5{0.56}		25*
0.55	13.2	13.5	6.6{0.67}		30
0.55	13.2	15.7	7.6{0.78}		35
0.55	20.4	18	8.8{0.9}		40
0.6	20.4	20	9.8{1.0}		45
0.6	20.4	22.5	10.8{1.1}		50
0.6	20.4	24.7	12.1{1.23}		55
0.6	20.4	27	12.7{1.3}		60
0.6	20.4	29.2	14.3{1.5}		65
0.6	20.4	31.5	15.4{1.6}		70
0.4	2.3	2.25	1.1{0.11}	WF6-	5*
0.5	5	4.5	2.2{0.22}		10
0.55	8	6.7	3.2{0.33}		15
0.55	8	9	4.4{0.45}		20
0.6	12	11.2	5.5{0.56}		25
0.65	16	13.5	6.6{0.67}		30
0.65	17	15.7	7.6{0.78}		35
0.65	17	18	8.8{0.9}		40
0.65	17	20	9.8{1.0}		45
0.7	25.2	22.5	10.8{1.1}		50
0.7	25.2	24.7	12.1{1.23}		55
0.7	25.2	27	12.7{1.3}		60
0.7	25.2	29.2	14.3{1.46}		65
0.7	25.2	31.5	14.7{1.5}		70
0.7	25.2	36	17.7{1.8}		80
0.6	5	4.5	2.2{0.22}	WF8-	10
0.65	7.5	6.7	3.2{0.33}		15
0.7	10.8	9	4.4{0.45}		20
0.7	10.8	11.2	5.5{0.56}		25
0.75	14.5	13.5	6.6{0.67}		30
0.75	14.5	15.7	7.6{0.78}		35
0.8	20	18	8.8{0.9}		40
0.8	20	20	9.8{1.0}		45
0.8	20	22.5	10.8{1.1}		50
0.8	20	24.7	12.1{1.23}		55
0.85	27.6	27	12.7{1.3}		60
0.85	27.6	29.2	14.3{1.46}		65
0.85	27.6	31.5	14.7{1.5}		70
0.85	28.1	36	17.7{1.8}		80

d	Solid Length	F max.	Load N{kgf} max.	Part Number
d	Solid Length	F max.	Load N{kgf} max.	Type D-L
0.65	5	4.5	2.2{0.22}	WF10-	10
0.65	5	6.7	3.2{0.33}		15
0.8	10.4	9	4.4{0.45}		20
0.8	10.4	11.2	5.5{0.56}		25
0.85	14	13.5	6.6{0.67}		30
0.85	14	15.7	7.6{0.78}		35
0.9	17.5	18	8.8{0.9}		40
0.9	17.5	20	9.8{1.0}		45
0.9	17.5	22.5	10.8{1.1}		50
0.9	17.5	24.7	12.1{1.23}		55
1.0	31	27	12.7{1.3}		60
1.0	31	29.2	14.3{1.46}		65
1.0	31	31.5	14.7{1.5}		70
1.0	31	36	17.7{1.8}		80
0.7	4.6	4.5	2.3{0.23}	WF12-	10
0.7	4.6	6.7	3.2{0.33}		15
0.8	7.2	9	4.4{0.45}		20
0.8	7.2	11.2	5.5{0.56}		25
0.9	11.3	13.5	6.6{0.67}		30
0.9	11.3	15.7	7.6{0.78}		35
0.9	11.3	18	8.8{0.9}		40
0.9	11.3	20	9.8{1.0}		45
1.0	18	22.5	10.8{1.1}		50
1.0	18	24.7	12.1{1.23}		55
1.0	18	27	12.7{1.3}		60
1.0	18	29.2	14.3{1.46}		65
1.1	28.1	31.5	14.7{1.5}		70
1.1	27.5	36	17.7{1.8}		80
0.75	4.9	4.5	2.3{0.23}	WF13-	10
0.8	6	6.7	3.2{0.33}		15
0.8	6	9	4.4{0.45}		20
0.85	7.2	11.2	5.5{0.56}		25
1.0	15	13.5	6.6{0.67}		30
1.0	15	15.7	7.6{0.78}		35
1.0	15	18	8.8{0.9}		40
1.0	15	20	9.8{1.0}		45
1.0	15	22.5	10.8{1.1}		50
1.1	22	24.7	12.1{1.23}		55
1.1	22	27	12.7{1.3}		60
1.1	22	29.2	14.3{1.46}		65
1.1	22	31.5	14.7{1.5}		70
1.1	22	36	17.7{1.8}		80
1.2	33.6	40.5	19.9{2.0}		90
0.8	5.2	6.7	3.2{0.33}	WF14-	15
0.9	7.9	9	4.4{0.45}		20
0.9	7.9	11.2	5.5{0.56}		25
1.0	12	13.5	6.6{0.67}		30
1.0	12	15.7	7.6{0.78}		35
1.0	12	18	8.8{0.9}		40
1.0	12	20	9.8{1.0}		45
1.1	18.2	22.5	10.8{1.1}		50
1.1	18.2	24.7	12.1{1.23}		55
1.1	18.2	27	12.7{1.3}		60
1.2	27.6	29.2	14.3{1.46}		65
1.2	27.6	31.5	14.7{1.5}		70
1.2	27.6	36	17.7{1.8}		80
1.3	39.7	40.5	19.9{2.0}		90

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	6.3	6.7	3.2{0.33}	WF16-	15
1.0	8.7	9	4.4{0.45}		20
1.0	8.7	11.2	5.5{0.56}		25
1.1	12.8	13.5	6.6{0.67}		30
1.1	12.8	15.7	7.6{0.78}		35
1.2	18.6	18	8.8{0.9}		40
1.2	18.6	20	9.8{1.0}		45
1.2	18.6	22.5	10.8{1.1}		50
1.2	18.6	24.7	12.1{1.23}		55
1.3	26.8	27	12.7{1.3}		60
1.3	26.8	29.2	14.3{1.46}		65
1.3	26.8	31.5	14.7{1.5}		70
1.4	36	36	17.7{1.8}		80
1.4	36.4	40.5	19.9{2.0}		90
1.2	9	9	8.8{0.9}	WF18-	20
1.3	12.4	11.2	10.8{1.1}		25
1.3	12.4	13.5	12.7{1.3}		30
1.4	16.1	15.7	14.7{1.5}		35
1.5	21	18	17.7{1.8}		40
1.5	21	20	19.9{2.03}		45
1.5	21	22.5	22.1{2.25}		50
1.6	28.8	24.7	24.3{2.48}		55
1.6	28.8	27	26.5{2.7}		60
1.6	28.8	29.2	28.7{2.93}		65
1.7	37.4	31.5	30.9{3.15}		70
1.7	37.4	36	35.3{3.6}		80
1.2	7.2	9	8.8{0.9}	WF20-	20
1.3	9.8	11.2	10.8{1.1}		25
1.4	12.6	13.5	12.7{1.3}		30
1.4	12.6	15.7	14.7{1.5}		35
1.5	16.5	18	17.7{1.8}		40
1.5	16.5	20	19.9{2.03}		45
1.6	21.6	22.5	22.1{2.25}		50
1.6	21.6	24.7	24.3{2.48}		55
1.6	21.6	27	26.5{2.7}		60
1.7	28.1	29.2	28.7{2.93}		65
1.7	28.1	31.5	30.9{3.15}		70
1.7	28.1	36	35.3{3.6}		80
1.3	7.8	9	8.8{0.9}	WF22-	20
1.4	10.5	11.2	11.0{1.12}		25
1.4	10.5	13.5	13.2{1.35}		30
1.5	13.5	15.7	15.4{1.57}		35
1.5	13.5	18	17.7{1.8}		40
1.7	22.1	20.2	19.8{2.02}		45
1.7	22.1	22.5	22.1{2.25}		50
1.7	22.1	24.7	24.2{2.47}		55
1.8	28.8	27	26.5{2.7}		60
1.8	28.8	29.2	28.6{2.92}		65
1.8	28.8	31.5	30.9{3.15}		70
1.8	28.8	36	35.3{3.6}		80
1.7	14.1	13.5	13.2{1.35}	WF27-	30
1.7	14.1	15.7	15.4{1.57}		35
1.7	14.1	18	17.7{1.8}		40
1.9	21.4	20.2	19.8{2.02}		45
1.9	21.4	22.5	22.1{2.25}		50
2.0	26	24.7	24.2{2.47}		55
2.0	26	27	26.5{2.7}		60
2.0	26	29.2	28.6{2.92}		65
2.0	26	31.5	30.9{3.15}		70
2.0	26	36	35.3{3.6}		80

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

[ ! ]Both ends of * marked WF 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
D

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%

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

d	Solid Length	F max.	Load N{kgf} max.	Part Number
d	Solid Length	F max.	Load N{kgf} max.	Type D-L
0.2	1.7	2	0.98{0.1}	WL2-	5*
0.26	5.2	4	2.0 {0.2}		10*
0.26	5.2	6	2.9 {0.3}		15*
0.29	9	8	3.9 {0.4}		20*
0.29	9	10	4.9 {0.5}		25*
0.3	10.8	12	5.9 {0.6}		30*
0.3	2.1	2	2.0 {0.2}	WL3-	5*
0.35	3.9	4	3.9 {0.4}		10*
0.4	6.5	6	5.9 {0.6}		15*
0.4	6.5	8	7.8 {0.8}		20*
0.45	13	10	9.8 {1.0}		25*
0.45	13	12	11.8 {1.2}		30*
0.45	13	14	13.7 {1.4}		35*
0.5	21	16	15.7 {1.6}		40*
0.35	2.1	2	2.0 {0.2}	WL4-	5*
0.45	5	4	3.9 {0.4}		10*
0.45	5	6	5.9 {0.6}		15*
0.5	9	8	7.8 {0.8}		20
0.5	9	10	9.8 {1.0}		25
0.55	13.9	12	11.8 {1.2}		30
0.55	13.9	14	13.7 {1.4}		35
0.6	21.6	16	15.7 {1.6}		40
0.6	21.6	18	17.7 {1.8}		45
0.6	21.6	20	19.6 {2.0}		50
0.6	21.6	22	21.6 {2.2}		55
0.65	33	24	23.5 {2.4}		60
0.4	2.3	2	2.0 {0.2}	WL5-	5*
0.45	3.4	4	3.9 {0.4}		10*
0.5	5	6	5.9 {0.6}		15*
0.55	7.7	8	7.8 {0.8}		20
0.6	10.8	10	9.8 {1.0}		25
0.6	10.8	12	11.8 {1.2}		30
0.65	15.6	14	13.7 {1.4}		35
0.65	15.6	16	15.7 {1.6}		40
0.7	20	18	17.7 {1.8}		45
0.7	20	20	19.6 {2.0}		50
0.7	23.1	22	21.6 {2.2}		55
0.75	33	24	23.5 {2.4}		60
0.75	32.3	26	25.5 {2.6}		65
0.75	32.3	28	27.5 {2.8}		70
0.45	2.5	2	2.0 {0.2}	WL6-	5*
0.55	4.7	4	3.9 {0.4}		10
0.55	4.7	6	5.9 {0.6}		15
0.65	9	8	7.8 {0.8}		20
0.65	9	10	9.8 {1.0}		25
0.7	13.7	12	11.8 {1.2}		30
0.7	13.7	14	13.7 {1.4}		35
0.7	13.7	16	15.7 {1.6}		40
0.75	18.9	18	17.7 {1.8}		45
0.75	18.9	20	19.6 {2.0}		50
0.75	18.9	22	21.6 {2.2}		55
0.8	26.4	24	23.5 {2.4}		60
0.8	26.4	26	25.5 {2.6}		65
0.85	30.6	28	27.5 {2.8}		70
0.85	34.9	32	31.4 {3.2}		80

d	Solid Length	F max.	Load N{kgf} max.	Part Number
d	Solid Length	F max.	Load N{kgf} max.	Type D-L
0.65	4.7	4	3.9{0.4}	WL8-	10
0.75	8.5	6	5.9{0.6}		15
0.75	8.5	8	7.8{0.8}		20
0.75	8.5	10	9.8{1.0}		25
0.8	11.2	12	11.8{1.2}		30
0.8	11.2	14	13.7{1.4}		35
0.8	11.2	16	15.7{1.6}		40
0.85	15.3	18	17.7{1.8}		45
0.85	15.3	20	19.6{2.0}		50
0.85	15.3	22	21.6{2.2}		55
0.9	19.4	24	23.5{2.4}		60
0.9	19.4	26	25.5{2.6}		65
1.0	31	28	27.5{2.8}		70
1.0	31	32	31.4{3.2}		80
0.75	5.3	4	3.9{0.4}	WL10-	10
0.8	6.4	6	5.9{0.6}		15
0.8	6.4	8	7.8{0.8}		20
0.9	10.8	10	9.8{1.0}		25
0.9	10.8	12	11.8{1.2}		30
0.9	10.8	14	13.7{1.4}		35
0.9	10.8	16	15.7{1.6}		40
1.0	17	18	17.7{1.8}		45
1.0	17	20	19.6{2.0}		50
1.0	17	22	21.6{2.2}		55
1.0	17	24	23.5{2.4}		60
1.1	24	26	25.5{2.6}		65
1.1	24	28	27.5{2.8}		70
1.1	24.2	32	31.4{3.2}		80
0.8	4.8	4	4.0{0.4}	WL12-	10
0.9	7.2	6	5.9{0.6}		15
0.9	7.2	8	7.8{0.8}		20
0.9	7.2	10	9.8{1.0}		25
1.0	10.5	12	11.8{1.2}		30
1.0	10.5	14	13.7{1.4}		35
1.0	10.5	16	15.7{1.6}		40
1.1	15.4	18	17.7{1.8}		45
1.1	15.4	20	19.6{2.0}		50
1.1	15.4	22	21.6{2.2}		55
1.2	22.8	24	23.5{2.4}		60
1.2	22.8	26	25.5{2.6}		65
1.2	22.8	28	27.5{2.8}		70
1.3	34.5	32	31.4{3.2}		80
0.85	5.1	4	4.0{0.4}	WL13-	10
0.9	6.3	6	5.9{0.6}		15
1.0	8.7	8	7.8{0.8}		20
1.0	8.7	10	9.8{1.0}		25
1.1	13.2	12	11.8{1.2}		30
1.1	13.2	14	13.7{1.4}		35
1.1	13.2	16	15.7{1.6}		40
1.1	13.2	18	17.7{1.8}		45
1.1	13.2	20	19.6{2.0}		50
1.1	13.2	22	21.6{2.2}		55
1.1	13.2	24	23.5{2.4}		60
1.2	18.6	26	25.5{2.6}		65
1.2	18.6	28	27.5{2.8}		70
1.4	37.8	32	31.4{3.2}		80
1.4	37.8	36	35.3{3.6}		90
1.0	7.5	6	5.9{0.6}	WL14-	15
1.0	7.5	8	7.8{0.8}		20
1.0	7.5	10	9.8{1.0}		25
1.1	11	12	11.8{1.2}		30
1.1	11	14	13.7{1.4}		35
1.1	11	16	15.7{1.6}		40
1.2	15.6	18	17.7{1.8}		45
1.2	15.6	20	19.6{2.0}		50
1.2	15.6	22	21.6{2.2}		55
1.2	15.6	24	23.5{2.4}		60
1.3	22.1	26	25.5{2.6}		65
1.3	22.1	28	27.5{2.8}		70
1.3	22.1	32	31.4{3.2}		80
1.5	43.5	36	35.3{3.6}		90

d	Solid Length	F max.	Load N{kgf} max.	Part Number
d	Solid Length	F max.	Load N{kgf} max.	Type D-L
1.1	8.2	6	5.9{0.6}	WL16-	15
1.1	8.2	8	7.8{0.8}		20
1.2	10	10	9.8{1.0}		25
1.2	10	12	11.8{1.2}		30
1.2	10	14	13.7{1.4}		35
1.2	10	16	15.7{1.6}		40
1.4	21	18	17.7{1.8}		45
1.4	21	20	19.6{2.0}		50
1.4	21	22	21.6{2.2}		55
1.4	21	24	23.5{2.4}		60
1.5	29.7	26	25.5{2.6}		65
1.5	29.7	28	27.5{2.8}		70
1.5	29.7	32	31.4{3.2}		80
1.6	40	36	35.3{3.6}		90
1.5	10	8	23.5{2.4}	WL18-	20
1.6	12	10	29.4{3.0}		25
1.6	12	12	35.3{3.6}		30
1.7	16.2	14	41.2{4.2}		35
1.7	16.2	16	47.1{4.8}		40
1.8	19.8	18	53.0{5.4}		45
1.8	19.8	20	58.8{6.0}		50
1.8	19.8	22	64.7{6.6}		55
1.8	19.8	24	70.6{7.2}		60
2.0	32	26	76.5{7.8}		65
2.0	32	28	82.4{8.4}		70
2.0	32	32	94.1{9.6}		80
2.2	43	36	105.9{10.8}		90
2.2	43	40	117.7{12.0}		100
1.6	10.4	8	23.5{2.4}	WL20-	20
1.6	10.4	10	29.4{3.0}		25
1.7	12.8	12	35.3{3.6}		30
1.7	12.8	14	41.2{4.2}		35
1.8	15.8	16	47.1{4.8}		40
1.8	15.8	18	53.0{5.4}		45
1.8	15.8	20	58.8{6.0}		50
1.8	15.8	22	64.7{6.6}		55
2.0	24	24	70.6{7.2}		60
2.0	24	26	76.5{7.8}		65
2.0	24	28	82.4{8.4}		70
2.2	37.4	32	94.1{9.6}		80
2.2	37.4	36	105.9{10.8}		90
2.2	37.4	40	117.7{12.0}		100
1.7	10.8	8	23.5{2.4}	WL22-	20
1.8	13.3	10	29.4{3.0}		25
1.8	13.3	12	35.3{3.6}		30
1.8	13.3	14	41.2{4.2}		35
2.0	20	16	47.1{4.8}		40
2.0	20	18	53.0{5.4}		45
2.0	20	20	58.8{6.0}		50
2.0	20	22	64.7{6.6}		55
2.2	28.6	24	70.6{7.2}		60
2.2	28.6	26	76.5{7.8}		65
2.2	28.6	28	82.4{8.4}		70
2.2	28.6	32	94.1{9.6}		80
2.3	34.5	36	105.9{10.8}		90
2.3	34.5	40	117.7{12.0}		100
2.1	14	12	35.3{3.6}	WL27-	30
2.1	14	14	41.2{4.2}		35
2.3	19	16	47.1{4.8}		40
2.3	19	18	53.0{5.4}		45
2.3	19	20	58.8{6.0}		50
2.3	19	22	64.7{6.6}		55
2.5	28	24	70.6{7.2}		60
2.5	28	26	76.5{7.8}		65
2.6	34.5	28	82.4{8.4}		70
2.6	34.5	32	94.1{9.6}		80
2.8	46.7	36	105.9{10.8}		90
2.8	46.7	40	117.7{12.0}		100

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

[ ! ]Both ends of * marked WL 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

Part Number

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Part Number
WF16-80

Part Number	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	16.01~30.00	17.7	44	80	16	13.2	0.5	1.4	36

Basic Information

Material	SWP-A

Please check the type/dimensions/specifications of the part WF16-80 in the Round Wire Springs -Spring Constant 0.5~1.0 N/mm- series.

Configure

1 Part Numbers

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Completed

Specification/Dimensions

type
- WF
- WL
Clear
End Surface Condition
- Grounded
- Not Grounded
Clear
Allowable Load (Configurable Range)(N)
- ~1.50
- 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
Clear
Max. Load(N)
0.98

1.1

2

2.2

2.3

2.9

3.2

3.9

4

4.4

4.9

5.5

5.9

6.6

7.6

7.8

8.8

9.8

10.8

11

11.8

12.1

12.7

13.2

13.7

14.3

14.7

15.4

15.7

17.7

19.6

19.8

19.9

21.6

22.1

23.5

24.2

24.3

25.5

26.5

27.5

28.6

28.7

29.4

30.9

31.4

35.3

41.2

47.1

53

58.8

64.7

70.6

76.5

82.4

94.1

105.9

117.7
Clear
Maximum Height when Loaded (Free Length, Allowable Deflection)(mm)
2.75

3

5.5

6

8.3

9

11

12

13.8

15

16.5

18

19.3

21

22

24

24.8

25

27

27.5

30

30.3

33

35.8

36

38.5

39

42

44

48

49.5

54

60
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)
2

3

4

5

6

8

10

12

13

14

16

18

20

22

27
Clear
I.D. D-2d (or D)(φ)
1.4

1.42

1.48

1.6

2

2.1

2.2

2.3

2.36

2.4

2.48

2.7

2.8

2.9

3

3.1

3.2

3.3

3.36

3.5

3.6

3.7

3.8

3.9

4

4.1

4.2

4.24

4.3

4.4

4.5

4.6

4.7

4.8

4.9

5

5.1

5.2

6

6.2

6.3

6.4

6.5

6.6

6.7

6.8

7.8

8

8.2

8.3

8.4

8.5

8.7

9.6

9.8

10

10.2

10.4

10.6

10.8

11

11.2

11.3

11.4

11.5

11.6

11.8

12

12.2

12.4

12.8

13

13.2

13.4

13.6

13.8

14

14.2

14.4

14.6

14.8

15

15.2

15.4

15.6

16

16.4

16.6

16.8

17

17.2

17.4

17.6

18

18.4

18.6

19

19.2

19.4

21.4

21.8

22

22.4

22.8

23

23.2

23.6
Clear
Spring Constant(N/mm)
0.5

1

2.9
Clear
Wire diameter(φ)
0.2

0.26

0.29

0.3

0.32

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

2.5

2.6

2.8
Clear
Solid Length(mm)
1.7

2

2.1

2.3

2.5

2.8

3.1

3.4

3.9

4.6

4.7

4.8

4.9

5

5.1

5.2

5.3

5.4

5.6

6

6.3

6.4

6.5

7

7.2

7.5

7.7

7.8

7.9

8

8.2

8.5

8.7

9

9.8

9.9

10

10.4

10.5

10.8

11

11.2

11.3

12

12.4

12.6

12.8

13

13.2

13.3

13.5

13.7

13.9

14

14.1

14.5

15

15.3

15.4

15.6

15.8

16

16.1

16.2

16.5

17

17.5

18

18.2

18.6

18.9

19

19.4

19.8

20

20.4

21

21.4

21.6

22

22.1

22.8

23.1

24

24.2

25.2

26

26.4

26.8

27.5

27.6

28

28.1

28.6

28.8

29.7

30.6

31

32

32.3

33

33.6

34.5

34.9

36

36.4

37.4

37.8

39.7

40

43

43.5

46.7
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

Same day

8 Days or Less

44 Days or Less
Clear

Specify Alterations

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

Products like this...

Part Number
WF10-25
WF10-30
WF10-35
WF16-90
WF18-20
WF18-25

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	Same day Stock	10	Grounded	4.51~8.50	5.5	13.8	25	10	8.4	0.5	0.8	10.4
1 Piece(s)	Available	Same day Stock	10	Grounded	4.51~8.50	6.6	16.5	30	10	8.3	0.5	0.85	14
1 Piece(s)	Available	Same day Stock	10	Grounded	4.51~8.50	7.6	19.3	35	10	8.3	0.5	0.85	14
1 Piece(s)	Available	8 Days or more	10	Grounded	16.01~30.00	19.9	49.5	90	16	13.2	0.5	1.4	36.4
1 Piece(s)	Available	Same day Stock	10	Grounded	8.51~16.00	8.8	11	20	18	15.6	1	1.2	9
1 Piece(s)	Available	Same day Stock	10	Grounded	8.51~16.00	10.8	13.8	25	18	15.4	1	1.3	12.4

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MISUMI Days to Ship : 12 Days or more

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Round Wire Springs -Spring Constant 0.5~1.0 N/mm- (WF16-80)

Specifications

Part Number

Basic Information

Configure

Specification/Dimensions

type

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)

CAD

Days to Ship

Specify Alterations

Products like this...

Additional Products in this Category

Complementary Products

Tech Support

About This Website

About MISUMI Corporation

Contact us Monday to Friday: 8:00 am to 6:00 pm (Mexico City time)