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

Volume Discount

This is a standardized series so that the spring constant is constant for the same diameter.
[Features]
· UV/UY type, Maximum allowable deflection 75%
· UR type, Maximum allowable deflection 60%
· UF type, Maximum allowable deflection 40%

(i)Caution

Please check the content on our website as the PDF does not contain the most up-to-date information.

Part Number

Configured Part Number is shown.

[ M ]Material SUS304-WPB Spring Constant ±10%

Specifications

Part Number

UY4-25
UR13-60
UF8-70

■UV: 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
UV3-	5	0.15	1.1	3.5	0.18{0.018}	70
	10	0.18	2.5	7	0.35{0.036}
	15	0.18	2.5	10.5	0.53{0.054}
	20	0.20	3.3	14	0.70{0.071}
	25	0.23	6.2	17.5	0.88{0.089}
	30	0.23	6.2	21	1.05{0.107}
UV4-	5	0.18	1.2	3.5	0.18{0.018}
	10	0.20	1.7	7	0.35{0.036}
	15	0.23	3.0	10.5	0.53{0.054}
	20	0.23	3.0	14	0.70{0.071}
	25	0.26	4.9	17.5	0.88{0.089}
	30	0.26	4.9	21	1.05{0.107}
UV5-	5	0.20	1.2	3.5	0.18{0.018}
	10	0.23	1.8	7	0.35{0.036}
	15	0.26	2.9	10.5	0.53{0.054}
	20	0.29	4.5	14	0.70{0.071}
	25	0.29	4.5	17.5	0.88{0.089}
	30	0.29	4.5	21	1.05{0.107}
UV6-	10	0.26	2.0	7	0.35{0.036}
	15	0.30	3.3	10.5	0.53{0.054}
	20	0.30	3.3	14	0.70{0.071}
	25	0.35	6.5	17.5	0.88{0.089}
	30	0.35	6.5	21	1.05{0.107}
	35	0.35	6.5	24.5	1.23{0.125}
	40	0.35	6.5	28	1.40{0.143}
UV8-	10	0.30	1.9	7	0.35{0.036}
	15	0.35	3.2	10.5	0.53{0.054}
	20	0.35	3.2	14	0.70{0.071}
	25	0.40	5.6	17.5	0.88{0.089}
	30	0.40	5.6	21	1.05{0.107}
	35	0.40	5.6	24.5	1.23{0.125}
	40	0.45	9.3	28	1.40{0.143}
	45	0.45	9.3	31.5	1.58{0.161}
	50	0.45	9.3	35	1.75{0.179}

■UY: 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
UY2-	5	0.13	1.5	3	0.15{0.015}	60
	10	0.13	1.5	6	0.29{0.03}
	15	0.15	2.7	9	0.44{0.045}
	20	0.15	2.7	12	0.59{0.06}
	25	0.18	6.3	15	0.74{0.075}
	30	0.18	6.3	18	0.88{0.09}
UY3-	5	0.16	0.92	3.75	0.37{0.0375}	75
	10	0.2	2	7.5	0.74{0.075}
	15	0.23	3.45	11.25	1.10{0.1125}
	20	0.23	3.45	15	1.47{0.15}
	25	0.26	6.24	15	1.47{0.15}	60
	30	0.26	6.24	18	1.77{0.18}	60
UY4-	5	0.2	1.05	3.75	0.37{0.0375}	75
	10	0.23	1.84	7.5	0.74{0.075}
	15	0.26	2.86	11.25	1.10{0.1125}
	20	0.29	4.64	15	1.47{0.15}
	25	0.3	5.4	18.75	1.84{0.1875}
	30	0.3	5.4	22.5	2.26{0.23}
UY5-	5	0.23	1.15	3.75	0.37{0.0375}	75
	10	0.26	1.82	7.5	0.74{0.075}
	15	0.3	3.15	11.25	1.10{0.1125}
	20	0.3	3.15	15	1.47{0.15}
	25	0.32	4.16	18.75	1.84{0.1875}
	30	0.32	4.16	22.5	2.26{0.23}
	35	0.35	6	26.25	2.55{0.26}
	40	0.35	6	30	2.94{0.3}
UY6-	5	0.26	1.24	3.5	0.34{0.035}	70
	10	0.3	2.1	7.5	0.74{0.075}	75
	15	0.32	2.64	11.25	1.10{0.1125}
	20	0.35	3.85	15	1.47{0.15}
	25	0.38	5.32	18.75	1.84{0.1875}
	30	0.4	6.8	22.5	2.21{0.225}
	35	0.4	6.8	26.25	2.55{0.26}
	40	0.4	6.8	30	2.94{0.3}
UY8-	10	0.35	2.19	7.5	0.74{0.075}	75
	15	0.4	3.4	11.25	1.10{0.1125}
	20	0.4	3.4	15	1.47{0.15}
	25	0.45	5.4	18.75	1.84{0.1875}
	30	0.45	5.4	22.5	2.21{0.225}
	35	0.5	8.3	26.25	2.55{0.26}
	40	0.5	8.3	30	2.94{0.3}
	45	0.5	8.3	33.75	3.33{0.34}
	50	0.55	12.7	35	3.43{0.35}	70
UY10-	10	0.5	3.25	6	1.18{0.12}	60
	15	0.5	3.25	11.25	2.21{0.225}	75
	20	0.55	4.4	15	2.94{0.3}
	25	0.55	4.4	18.75	3.68{0.375}
	30	0.6	6.15	22.5	4.41{0.45}
	35	0.6	6.3	26.25	5.10{0.52}
	40	0.6	6.3	30	5.88{0.6}
	45	0.65	8.45	33.75	6.62{0.675}
	50	0.65	8.45	37.5	7.35{0.75}
UY12-	15	0.55	3.3	11.25	2.206{0.225}	75
	20	0.55	3.3	15	2.942{0.3}
	25	0.6	4.2	18.75	3.68{0.375}
	30	0.65	5.53	22.5	4.41{0.45}
	35	0.65	5.53	26.25	5.15{0.525}
	40	0.7	7.35	30	5.88{0.6}
	45	0.7	7.35	33.75	6.62{0.675}
	50	0.7	7.35	37.5	7.35{0.75}
	60	0.8	13.6	45	8.83{0.9}
	70	0.8	13.6	52.5	10.30{1.05}
	80	0.8	13.6	60	11.77{1.2}
UY13-	15	0.6	3.75	10.5	2.06{0.21}	70
	20	0.6	3.75	15	2.94{0.3}	75
	25	0.65	4.9	18.75	3.68{0.375}
	30	0.65	4.9	22.5	4.41{0.45}
	35	0.7	6.3	26.25	5.15{0.525}
	40	0.75	8.25	30	5.88{0.6}
	45	0.75	8.25	33.75	6.62{0.675}
	50	0.8	11.2	37.5	7.35{0.75}
	60	0.8	11.2	45	8.83{0.9}
	70	0.85	14.45	52.5	10.30{1.05}
	80	0.85	14.45	60	11.77{1.2}
UY16-	15	0.7	4.2	9	1.77{0.18}	60
	20	0.7	4.2	15	2.94{0.3}	75
	25	0.7	4.2	18.75	3.68{0.375}
	30	0.75	5.44	22.5	4.41{0.45}
	35	0.8	6.8	26.25	5.15{0.525}
	40	0.8	6.8	30	5.88{0.6}
	45	0.85	8.5	33.75	6.62{0.675}
	50	0.9	10.8	37.5	7.35{0.75}
	60	0.9	10.8	45	8.83{0.9}
	70	1	17	52.5	10.30{1.05}
	80	1	17	60	11.77{1.2}
UY20-	20	0.9	5.4	12	3.53{0.36}	60
	25	0.9	5.4	18.75	5.49{0.56}	75
	30	0.9	5.4	22.5	6.62{0.675}
	35	1	7.5	26.25	7.65{0.78}
	40	1	7.5	30	8.83{0.9}
	45	1	7.5	33.75	9.90{1.01}
	50	1.1	11	37.5	11.03{1.125}
	60	1.1	11	45	13.24{1.35}
	70	1.2	15.6	52.5	15.45{1.58}
	80	1.2	15.6	60	17.65{1.8}

■UR: 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
UR2-	5	0.18	2.0	2.5	0.49{0.05}	50
	10	0.18	2.0	5	0.98{0.1}
	15	0.23	6.0	7.5	1.5{0.15}
	20	0.23	6.0	10	2.0{0.2}
	25	0.26	11.2	12.5	2.5{0.25}
	30	0.26	11.2	15	2.9{0.3}
UR3-	5	0.23	1.6	3	0.9{0.09}	60
	10	0.25	2.1	6	1.8{0.18}
	15	0.3	4.5	9	2.6{0.27}
	20	0.3	4.5	12	3.5{0.36}
	25	0.32	6.4	15	4.4{0.45}
	30	0.32	6.4	18	5.3{0.54}
	35	0.35	9.8	21	6.2{0.63}
	40	0.35	9.8	24	7.1{0.72}
UR4-	5	0.26	1.4	3	0.9{0.09}	60
	10	0.29	2	6	1.8{0.18}
	15	0.32	3	9	2.6{0.27}
	20	0.38	6.1	12	3.5{0.36}
	25	0.38	6.1	15	4.4{0.45}
	30	0.40	8	18	5.3{0.54}
	35	0.40	8	21	6.2{0.63}
	40	0.45	14.4	24	7.1{0.72}
	45	0.45	14.4	27	7.9{0.81}
	50	0.45	14.4	30	8.8{0.9}
	60	0.5	23	36	10.6{1.08}
UR5-	5	0.3	1.65	3	0.9{0.09}	60
	10	0.35	2.71	6	1.8{0.18}
	15	0.38	3.61	9	2.6{0.27}
	20	0.38	3.61	12	3.5{0.36}
	25	0.45	7.43	15	4.4{0.45}
	30	0.45	7.43	18	5.3{0.54}
	35	0.5	12.25	21	6.2{0.63}
	40	0.5	12.25	24	7.1{0.72}
	45	0.5	12.25	27	7.9{0.81}
	50	0.55	19.53	30	8.8{0.9}
	60	0.55	19.53	36	10.6{1.08}
UR6-	5	0.32	1.5	3	0.9{0.09}	60
	10	0.4	3	6	1.8{0.18}
	15	0.4	3	9	2.6{0.27}
	20	0.5	7	12	3.5{0.36}
	25	0.5	7	15	4.4{0.45}
	30	0.5	7	18	5.3{0.54}
	35	0.55	11	21	6.2{0.63}
	40	0.55	11	24	7.1{0.72}
	45	0.6	17.4	27	7.9{0.81}
	50	0.6	17.4	30	8.8{0.9}
	60	0.65	23.4	36	10.6{1.08}
	70	0.65	23.4	42	12.4{1.26}
UR8-	10	0.45	2.6	6	1.8{0.18}	60
	15	0.5	3.6	9	2.6{0.27}
	20	0.5	3.6	12	3.5{0.36}
	25	0.55	5.9	15	4.4{0.45}
	30	0.65	10.4	18	5.3{0.54}
	35	0.65	10.4	21	6.2{0.63}
	40	0.7	15.4	24	7.1{0.72}
	45	0.75	21	22	6.3{0.66}	50
	50	0.75	21	27	7.8{0.81}	55
	60	0.8	27.6	31	8.9{0.93}	52
	70	0.8	27.6	39.9	11.6{1.20}	57
	80	0.8	27.6	48	14.1{1.44}	60
UR10-	10	0.55	3.3	6	1.8{0.18}	60
	15	0.6	4.2	9	2.6{0.27}
	20	0.65	6.2	12	3.5{0.36}
	25	0.65	6.2	15	4.4{0.45}
	30	0.7	8.4	18	5.3{0.54}
	35	0.7	8.4	21	6.2{0.63}
	40	0.7	8.4	24	7.1{0.72}
	45	0.8	15.2	27	7.9{0.81}
	50	0.8	15.2	30	8.8{0.9}
	60	0.85	20.4	36	10.6{1.08}
	70	0.85	20.4	42	12.4{1.26}
	80	0.85	20.4	48	14.1{1.44}
UR12-	15	0.6	3.5	9	2.6{0.27}	60
	20	0.7	5.6	12	3.5{0.36}
	25	0.7	5.6	15	4.4{0.45}
	30	0.8	9.6	18	5.3{0.54}
	35	0.8	9.6	21	6.2{0.63}
	40	0.8	9.6	24	7.1{0.72}
	45	0.9	16.2	27	7.9{0.81}
	50	0.9	16.2	30	8.8{0.9}
	60	0.9	16.2	36	10.6{1.08}
	70	1	26	42	12.4{1.26}
	80	1	26	48	14.1{1.44}
UR13-	15	0.7	4.7	9	2.6{0.27}	60
	20	0.7	4.7	12	3.5{0.36}
	25	0.8	8	15	4.4{0.45}
	30	0.8	8	18	5.3{0.54}
	35	0.8	8	21	6.2{0.63}
	40	0.9	12.8	24	7.1{0.72}
	45	0.9	12.8	27	7.9{0.81}
	50	0.9	12.8	30	8.8{0.9}
	60	1.0	21	36	10.6{1.08}
	70	1.0	21	42	12.4{1.26}
	80	1.0	21	48	14.1{1.44}
UR16-	15	0.75	4.3	9	2.6{0.27}	60
	20	0.8	5.4	12	3.5{0.36}
	25	0.9	7.7	15	4.4{0.45}
	30	0.9	7.7	18	5.3{0.54}
	35	1.0	12	21	6.2{0.63}
	40	1.0	12	24	7.1{0.72}
	45	1.0	12	27	7.9{0.81}
	50	1.1	19	30	8.8{0.9}
	60	1.1	19	36	10.6{1.08}
	70	1.2	26.4	42	12.4{1.26}
	80	1.2	26.4	48	14.1{1.44}
UR20-	20	1.0	6	12	5.9{0.6}	60
	25	1.1	7.7	15	7.4{0.75}
	30	1.1	7.7	18	8.8{0.9}
	35	1.2	10.8	21	10.3{1.05}
	40	1.2	10.8	24	11.8{1.2}
	45	1.3	14.3	27	13.2{1.35}
	50	1.3	14.3	30	14.7{1.5}
	60	1.4	19.6	36	17.7{1.8}
	70	1.4	19.6	42	20.6{2.1}
	80	1.5	27	48	23.5{2.4}

[ ! ]Both ends of UR Type springs 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

■UF: Fmax. (Allowable Deflection) =Lx45%

Part Number		d	Solid Length	F max.	N{kgf}max.	Unit Price
TypeD-L		d	Solid Length	F max.	N{kgf}max.	Unit Price
UF 2-	5*	0.2	2.35	2.25	0.66 {0.068}
	10*	0.2	2.35	4.5	1.3 {0.14}
	15*	0.26	7.8	6.7	2.0 {0.20}
	20*	0.26	7.8	9	2.7 {0.27}
	25*	0.29	13.6	11.2	3.3 {0.34}
	30*	0.29	13.6	13.5	4.0 {0.41}
UF 3-	5*	0.26	1.8	2.25	1.1{0.11}
	10*	0.32	4.5	4.5	2.2{0.22}
	15*	0.32	4.5	6.7	3.2{0.33}
	20*	0.35	6.3	9	4.4{0.45}
	25*	0.35	6.3	11.2	5.5{0.56}
	30*	0.4	12.4	13.5	6.6{0.67}
	35*	0.4	12.4	15.7	7.6{0.78}
	40*	0.4	12.4	18	8.8{0.9}
UF 4-	5*	0.32	2	2.25	1.1{0.11}
	10*	0.35	3	4.5	2.2{0.22}
	15*	0.4	5.2	6.7	3.2{0.33}
	20*	0.4	5.2	9	4.4{0.45}
	25*	0.45	9.5	11.2	5.5{0.56}
	30*	0.45	9.5	13.5	6.6{0.67}
	35*	0.5	15.5	15.7	7.6{0.78}
	40*	0.5	15.5	18	8.8{0.9}
	45*	0.5	15.5	20	9.8{1}
	50*	0.5	15.5	22.5	10.8{1.1}
	60*	0.55	22.6	27	12.7{1.3}
UF 5-	5*	0.35	2.01	2.25	1.1{0.11}
	10*	0.4	3.2	4.5	2.2{0.23}
	15*	0.4	3.2	6.75	3.3{0.34}
	20*	0.45	4.95	9	4.4{0.45}
	25*	0.45	4.95	11.25	5.5{0.56}
	30*	0.5	7.75	13.5	6.7{0.68}
	35*	0.5	7.75	15.75	7.7{0.79}
	40	0.6	19.5	18	8.8{0.9}
	45	0.6	19.5	20.25	10{1.01}
	50	0.6	19.5	22.5	11.2{1.13}
	60	0.65	27.95	27	13.4{1.35}
UF 6-	5*	0.4	2.2	2.25	1.1{0.11}
	10*	0.5	5	4.5	2.2{0.22}
	15*	0.55	7.7	6.7	3.2{0.33}
	20*	0.55	7.7	9	4.4{0.45}
	25	0.6	10.8	11.2	5.5{0.56}
	30	0.65	15.6	13.5	6.6{0.67}
	35	0.65	15.6	15.7	7.6{0.78}
	40	0.65	15.6	18	8.8{0.9}
	45	0.65	15.6	20	9.8{1}
	50	0.7	23.1	22.5	10.8{1.1}
	60	0.7	23.1	27	12.7{1.3}
	70	0.75	30.8	31.5	14.7{1.5}
UF 8-	10	0.6	5.4	4.5	2.2{0.22}
	15	0.65	7.2	6.7	3.2{0.33}
	20	0.7	10.5	9	4.4{0.45}
	25	0.7	10.5	11.2	5.5{0.56}
	30	0.75	13.5	13.5	6.6{0.67}
	35	0.75	13.5	15.7	7.6{0.78}
	40	0.8	18.4	18	8.8{0.9}
	45	0.8	18.4	20	9.8{1}
	50	0.8	18.4	22.5	10.8{1.1}
	60	0.85	26.4	27	12.7{1.3}
	70	0.85	26.4	31.5	14.7{1.5}
	80	0.85	26.4	36	17.7{1.8}
UF10-	10	0.65	4.6	4.5	2.2{0.22}
	15	0.65	4.6	6.7	3.2{0.33}
	20	0.8	9.6	9	4.4{0.45}
	25	0.8	9.6	11.2	5.5{0.56}
	30	0.85	12.8	13.5	6.6{0.67}
	35	0.85	12.8	15.7	7.6{0.78}
	40	0.9	17	18	8.8{0.9}
	45	0.9	17	20	9.8{1}
	50	0.9	17	22.5	10.8{1.1}
	60	1.0	28	27	12.7{1.3}
	70	1.0	28	31.5	14.7{1.5}
	80	1.0	28	36	17.7{1.8}
UF12-	15	0.8	6.8	6.7	3.2{0.33}
	20	0.8	6.8	9	4.4{0.45}
	25	0.8	6.8	11.2	5.5{0.56}
	30	0.9	10.8	13.5	6.6{0.67}
	35	1.0	17	15.7	7.6{0.78}
	40	1.0	17	18	8.8{0.9}
	45	1.0	17	20	9.8{1}
	50	1.1	26.4	22.5	10.8{1.1}
	60	1.1	26.4	27	12.7{1.3}
	70	1.1	26.4	31.5	14.7{1.5}
	80	1.2	39.6	36	17.7{1.8}
UF13-	15	0.8	5.6	6.7	3.2{0.33}
	20	0.8	5.6	9	4.4{0.45}
	25	0.85	7.2	11.2	5.5{0.56}
	30	1.0	14	13.5	6.6{0.67}
	35	1.0	14	15.7	7.6{0.78}
	40	1.0	14	18	8.8{0.9}
	45	1.1	21.5	20	9.8{1}
	50	1.1	21.5	22.5	10.8{1.1}
	60	1.1	21.5	27	12.7{1.3}
	70	1.2	30	31.5	14.7{1.5}
	80	1.2	30	36	17.7{1.8}
UF16-	15	0.9	5.6	6.7	3.2{0.33}
	20	1.0	7.7	9	4.4{0.45}
	25	1.0	7.7	11.2	5.5{0.56}
	30	1.1	12.1	13.5	6.6{0.67}
	35	1.1	12.1	15.7	7.6{0.78}
	40	1.2	18	18	8.8{0.9}
	45	1.2	18	20	9.8{1}
	50	1.2	18	22.5	10.8{1.1}
	60	1.3	26	27	12.7{1.3}
	70	1.3	26	31.5	14.7{1.5}
	80	1.4	35	36	17.7{1.8}
UF20-	20	1.2	7.2	9	8.8{0.9}
	25	1.3	9.1	11.25	11.1{1.13}
	30	1.4	11.9	13.5	13.2{1.35}
	35	1.4	11.9	15.75	15.5{1.58}
	40	1.5	15.8	18	17.7{1.8}
	45	1.5	15.8	20.25	19.9{2.03}
	50	1.6	20.8	22.5	22.1{2.25}
	60	1.6	20.8	27	26.5{2.7}
	70	1.7	26.4	31.5	30.9{3.15}
	80	1.7	26.4	36	35.3{3.6}

kgf (Load)=N/mm (Spring Constant) x0.101972xF (Deflection)
{kgf}=Nx0.101972
[ ! ]Both ends of * marked UF Type springs 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

■ 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}

1.5{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=Lx75%

F=Lx60%

F=Lx45%

F=Lx40%

F=Lx35%

F=Lx30%

F=Lx25%

Part Number

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*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; 45; 60

Part Number
UF3-40
UF4-40
UF4-45
UF4-50
UF4-60
UF5-40
UF5-45
UF5-50
UF5-60
UF6-40
UF6-45
UF6-50
UF6-60
UF6-70
UF8-40
UF8-45
UF8-50
UF8-60
UF8-70
UF10-40
UF10-45
UF10-50
UF10-60
UF10-70
UF12-40
UF12-45
UF12-50
UF12-60
UF12-70
UF13-40
UF13-45
UF13-50
UF13-60
UF13-70
UF16-40
UF16-45
UF16-50
UF16-60
UF16-70
UF20-20
UF20-25
UF20-30
UF20-35
UR4-50
UR4-60
UR5-50
UR5-60
UR6-50
UR6-60
UR6-70
UR8-50
UR8-60
UR8-70
UR8-80
UR10-50
UR10-60
UR10-70
UR10-80
UR12-50
UR12-60

Standard Unit Price	Minimum order quantity	Volume Discount	Days to Ship	RoHS	Free Length L (mm)	Outer Dia. D (or D1) (Ø)	Height with the max. load applied ([Free Length] – [Allowable Deflection]) (mm)	Spring Constant (N/mm)	Allowable Load (Configurable Range) (N)	Max. Load (N)	Wire Dia. (Ø)	End Face	Solid Length (mm)	Allowable Deflection (mm)	End Face Condition
MYR 6.80	1 Piece(s)	Available	4 Day(s) or more	10	40	3	22	0.49	8.51~16.00	8.8	0.4	Without Grinding	12.4	18	Not Ground
MYR 6.80	1 Piece(s)	Available	4 Day(s) or more	10	40	4	22	0.49	8.51~16.00	8.8	0.5	Without Grinding	15.5	18	Not Ground
MYR 6.80	1 Piece(s)	Available	4 Day(s) or more	10	45	4	25	0.49	8.51~16.00	9.8	0.5	Without Grinding	15.5	20	Not Ground
MYR 6.80	1 Piece(s)	Available	4 Day(s) or more	10	50	4	27.5	0.49	8.51~16.00	10.8	0.5	Without Grinding	15.5	22.5	Not Ground
MYR 6.80	1 Piece(s)	Available	4 Day(s) or more	10	60	4	33	0.49	8.51~16.00	12.7	0.55	Without Grinding	22.6	27	Not Ground
MYR 7.93	1 Piece(s)	Available	4 Day(s) or more	10	40	5	22	0.49	8.51~16.00	8.8	0.6	With Grinding	19.5	18	Ground
MYR 7.93	1 Piece(s)	Available	4 Day(s) or more	10	45	5	24.75	0.49	8.51~16.00	10	0.6	With Grinding	19.5	20.25	Ground
MYR 7.93	1 Piece(s)	Available	4 Day(s) or more	10	50	5	27.5	0.49	8.51~16.00	11.2	0.6	With Grinding	19.5	22.5	Ground
MYR 7.93	1 Piece(s)	Available	4 Day(s) or more	10	60	5	33	0.49	8.51~16.00	13.4	0.65	With Grinding	27.95	27	Ground
MYR 7.93	1 Piece(s)	Available	2 Day(s) or more	10	40	6	22	0.49	8.51~16.00	8.8	0.65	With Grinding	15.6	18	Ground
MYR 7.93	1 Piece(s)	Available	2 Day(s) or more	10	45	6	25	0.49	8.51~16.00	9.8	0.65	With Grinding	15.6	20	Ground
MYR 7.93	1 Piece(s)	Available	4 Day(s) or more	10	50	6	27.5	0.49	8.51~16.00	10.8	0.7	With Grinding	23.1	22.5	Ground
MYR 7.93	1 Piece(s)	Available	4 Day(s) or more	10	60	6	33	0.49	8.51~16.00	12.7	0.7	With Grinding	23.1	27	Ground
MYR 7.93	1 Piece(s)	Available	4 Day(s) or more	10	70	6	38.5	0.49	8.51~16.00	14.7	0.75	With Grinding	30.8	31.5	Ground
MYR 9.27	1 Piece(s)	Available	2 Day(s) or more	10	40	8	22	0.49	8.51~16.00	8.8	0.8	With Grinding	18.4	18	Ground
MYR 9.06	1 Piece(s)	Available	2 Day(s) or more	10	45	8	25	0.49	8.51~16.00	9.8	0.8	With Grinding	18.4	20	Ground
MYR 9.06	1 Piece(s)	Available	2 Day(s) or more	10	50	8	27.5	0.49	8.51~16.00	10.8	0.8	With Grinding	18.4	22.5	Ground
MYR 9.06	1 Piece(s)	Available	4 Day(s) or more	10	60	8	33	0.49	8.51~16.00	12.7	0.85	With Grinding	26.4	27	Ground
MYR 9.06	1 Piece(s)	Available	4 Day(s) or more	10	70	8	38.5	0.49	8.51~16.00	14.7	0.85	With Grinding	26.4	31.5	Ground
MYR 9.06	1 Piece(s)	Available	2 Day(s) or more	10	40	10	22	0.49	8.51~16.00	8.8	0.9	With Grinding	17	18	Ground
MYR 9.06	1 Piece(s)	Available	4 Day(s) or more	10	45	10	25	0.49	8.51~16.00	9.8	0.9	With Grinding	17	20	Ground
MYR 9.06	1 Piece(s)	Available	2 Day(s) or more	10	50	10	27.5	0.49	8.51~16.00	10.8	0.9	With Grinding	17	22.5	Ground
MYR 10.20	1 Piece(s)	Available	2 Day(s) or more	10	60	10	33	0.49	8.51~16.00	12.7	1	With Grinding	28	27	Ground
MYR 10.20	1 Piece(s)	Available	4 Day(s) or more	10	70	10	38.5	0.49	8.51~16.00	14.7	1	With Grinding	28	31.5	Ground
MYR 18.81	1 Piece(s)	Available	4 Day(s) or more	10	40	12	22	0.49	8.51~16.00	8.8	1	With Grinding	17	18	Ground
MYR 18.81	1 Piece(s)	Available	4 Day(s) or more	10	45	12	25	0.49	8.51~16.00	9.8	1	With Grinding	17	20	Ground
MYR 18.81	1 Piece(s)	Available	4 Day(s) or more	10	50	12	27.5	0.49	8.51~16.00	10.8	1.1	With Grinding	26.4	22.5	Ground
MYR 19.83	1 Piece(s)	Available	4 Day(s) or more	10	60	12	33	0.49	8.51~16.00	12.7	1.1	With Grinding	26.4	27	Ground
MYR 21.63	1 Piece(s)	Available	4 Day(s) or more	10	70	12	38.5	0.49	8.51~16.00	14.7	1.2	With Grinding	26.4	31.5	Ground
MYR 10.20	1 Piece(s)	Available	1 Day(s) or more	10	40	13	22	0.49	8.51~16.00	8.8	1	With Grinding	14	18	Ground
MYR 10.20	1 Piece(s)	Available	4 Day(s) or more	10	45	13	25	0.49	8.51~16.00	9.8	1.1	With Grinding	21.5	20	Ground
MYR 10.20	1 Piece(s)	Available	4 Day(s) or more	10	50	13	27.5	0.49	8.51~16.00	10.8	1.1	With Grinding	21.5	22.5	Ground
MYR 10.20	1 Piece(s)	Available	4 Day(s) or more	10	60	13	33	0.49	8.51~16.00	12.7	1.1	With Grinding	21.5	27	Ground
MYR 10.20	1 Piece(s)	Available	4 Day(s) or more	10	70	13	38.5	0.49	8.51~16.00	14.7	1.2	With Grinding	30	31.5	Ground
MYR 12.46	1 Piece(s)	Available	4 Day(s) or more	10	40	16	22	0.49	8.51~16.00	8.8	1.2	With Grinding	18	18	Ground
MYR 12.46	1 Piece(s)	Available	1 Day(s) or more	10	45	16	25	0.49	8.51~16.00	9.8	1.2	With Grinding	18	20	Ground
MYR 12.61	1 Piece(s)	Available	2 Day(s) or more	10	50	16	27.5	0.49	8.51~16.00	10.8	1.2	With Grinding	18	22.5	Ground
MYR 13.60	1 Piece(s)	Available	2 Day(s) or more	10	60	16	33	0.49	8.51~16.00	12.7	1.3	With Grinding	26	27	Ground
MYR 13.60	1 Piece(s)	Available	2 Day(s) or more	10	70	16	38.5	0.49	8.51~16.00	14.7	1.3	With Grinding	26	31.5	Ground
MYR 14.92	1 Piece(s)	Available	1 Day(s) or more	10	20	20	11	0.98	8.51~16.00	8.8	1.2	With Grinding	7.2	9	Ground
MYR 14.73	1 Piece(s)	Available	4 Day(s) or more	10	25	20	13.75	0.98	8.51~16.00	11.1	1.3	With Grinding	9.1	11.25	Ground
MYR 14.73	1 Piece(s)	Available	1 Day(s) or more	10	30	20	16.5	0.98	8.51~16.00	13.2	1.4	With Grinding	11.9	13.5	Ground
MYR 14.73	1 Piece(s)	Available	4 Day(s) or more	10	35	20	19.25	0.98	8.51~16.00	15.5	1.4	With Grinding	11.9	15.75	Ground
MYR 6.80	1 Piece(s)	Available	4 Day(s) or more	10	50	4	20	0.29	8.51~16.00	8.8	0.45	Without Grinding	14.4	30	Not Ground
MYR 6.80	1 Piece(s)	Available	4 Day(s) or more	10	60	4	24	0.29	8.51~16.00	10.6	0.5	Without Grinding	23	36	Not Ground
MYR 7.93	1 Piece(s)	Available	4 Day(s) or more	10	50	5	20	0.29	8.51~16.00	8.8	0.55	Without Grinding	19.53	30	Not Ground
MYR 7.93	1 Piece(s)	Available	4 Day(s) or more	10	60	5	24	0.29	8.51~16.00	10.6	0.55	Without Grinding	19.53	36	Not Ground
MYR 7.93	1 Piece(s)	Available	2 Day(s) or more	10	50	6	20	0.29	8.51~16.00	8.8	0.6	Without Grinding	17.4	30	Not Ground
MYR 7.93	1 Piece(s)	Available	2 Day(s) or more	10	60	6	24	0.29	8.51~16.00	10.6	0.65	Without Grinding	23.4	36	Not Ground
MYR 7.93	1 Piece(s)	Available	4 Day(s) or more	10	70	6	28	0.29	8.51~16.00	12.4	0.65	Without Grinding	23.4	42	Not Ground
MYR 9.06	1 Piece(s)	Available	2 Day(s) or more	10	50	8	23	0.29	8.51~16.00	7.8	0.75	Without Grinding	21	27	Not Ground
MYR 9.06	1 Piece(s)	Available	2 Day(s) or more	10	60	8	29	0.29	8.51~16.00	8.9	0.8	Without Grinding	27.6	31	Not Ground
MYR 9.06	1 Piece(s)	Available	4 Day(s) or more	10	70	8	30.1	0.29	8.51~16.00	11.6	0.8	Without Grinding	27.6	39.9	Not Ground
MYR 9.06	1 Piece(s)	Available	4 Day(s) or more	10	80	8	32	0.29	8.51~16.00	14.1	0.8	Without Grinding	27.6	48	Not Ground
MYR 9.06	1 Piece(s)	Available	2 Day(s) or more	10	50	10	20	0.29	8.51~16.00	8.8	0.8	Without Grinding	15.2	30	Not Ground
MYR 10.20	1 Piece(s)	Available	2 Day(s) or more	10	60	10	24	0.29	8.51~16.00	10.6	0.85	Without Grinding	20.4	36	Not Ground
MYR 10.20	1 Piece(s)	Available	2 Day(s) or more	10	70	10	28	0.29	8.51~16.00	12.4	0.85	Without Grinding	20.4	42	Not Ground
MYR 10.20	1 Piece(s)	Available	2 Day(s) or more	10	80	10	32	0.29	8.51~16.00	14.1	0.85	Without Grinding	20.4	48	Not Ground
MYR 12.46	1 Piece(s)	Available	4 Day(s) or more	10	50	12	20	0.29	8.51~16.00	8.8	0.9	Without Grinding	16.2	30	Not Ground
MYR 12.46	1 Piece(s)	Available	2 Day(s) or more	10	60	12	24	0.29	8.51~16.00	10.6	0.9	Without Grinding	16.2	36	Not Ground

Product TOP

Basic Information

Material	SUS304-WPB	Type	Round Wire	Characteristics/Applications	Not applicable
Environmentally friendly	RoHS Compliant (10 Substances)

Configure

89 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Free Length L(mm)
5

10

15

20

25

30

35

40

45

50

60

70

80
Clear
Outer Dia. D (or D1)(Ø)
2

3

4

5

6

8

10

12

13

16

20
Clear
Height with the max. load applied ([Free Length] – [Allowable Deflection])(mm)
1.25

1.5

2

2.5

2.75

3

3.75

4

4.5

5

5.5

6

6.25

7.5

8

8.25

8.3

8.75

9

10

10.5

11

11.25

12

12.5

13.5

13.75

13.8

14

15

16

16.5

17.5

18

19.25

19.3

20

22

23

24

24.75

25

27.5

28

29

30.1

32

33

38.5

44
Clear
Spring Constant(N/mm)
0.05

0.098

0.2

0.29

0.3

0.49

0.5

0.98
Clear
Max. Load(N)
0.15

0.18

0.29

0.34

0.35

0.37

0.44

0.49

0.53

0.59

0.66

0.7

0.74

0.88

0.9

0.98

1.05

1.1

1.18

1.23

1.3

1.4

1.47

1.5

1.58

1.75

1.77

1.8

1.84

2

2.06

2.2

2.206

2.21

2.26

2.5

2.55

2.6

2.7

2.9

2.94

2.942

3.2

3.3

3.33

3.43

3.5

3.53

3.68

4

4.4

4.41

5.1

5.15

5.3

5.49

5.5

5.88

5.9

6.2

6.3

6.6

6.62

6.7

7.1

7.35

7.4

7.6

7.65

7.7

7.8

7.9

8.8

8.83

8.9

9.8

9.9

10

10.3

10.6

10.8

11.03

11.1

11.2

11.6

11.77

11.8

12.4

12.7

13.2

13.24

13.4

14.1

14.7

15.45

15.5

17.65

17.7

19.9

20.6

22.1

23.5

26.5

30.9

35.3
Clear
Wire Dia.(Ø)
0.13

0.15

0.16

0.18

0.2

0.23

0.25

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
Clear
End Face
- With Grinding
- Without Grinding
Clear
Solid Length(mm)
0.92

1.05

1.1

1.15

1.2

1.24

1.4

1.5

1.6

1.65

1.7

1.8

1.82

1.84

1.9

2

2.01

2.1

2.19

2.2

2.35

2.5

2.6

2.64

2.7

2.71

2.86

2.9

3

3.15

3.2

3.25

3.3

3.4

3.45

3.5

3.6

3.61

3.75

3.85

4.16

4.2

4.3

4.4

4.5

4.6

4.64

4.7

4.9

4.95

5

5.2

5.32

5.4

5.44

5.53

5.6

5.9

6

6.1

6.15

6.2

6.24

6.3

6.4

6.5

6.8

7

7.2

7.35

7.43

7.5

7.7

7.75

7.8

8

8.25

8.3

8.4

8.45

8.5

9.1

9.3

9.5

9.6

9.8

10.4

10.5

10.8

11

11.2

11.9

12

12.1

12.25

12.4

12.7

12.8

13.5

13.6

14

14.3

14.4

14.45

15.2

15.4

15.5

15.6

15.8

16.2

17

17.4

18

18.4

19

19.5

19.53

19.6

20.4

20.8

21

21.5

22.6

23

23.1

23.4

26

26.4

27

27.6

27.95

28

30

30.8

35

39.6
Clear
type
- UF
- UR
- UV
- UY
Clear
Allowable Load (Configurable Range)(N)
- Up to 1.50
- 1.51~4.50
- 4.51~8.50
- 8.51~16.00
- 16.01~30.00
- 30.01~50.00
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

1 Day(s) or Less

2 Day(s) or Less

4 Day(s) or Less
Clear

Specify Alterations

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

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

(i)Caution

Specifications

Part Number

Basic Information

Configure

Specification/Dimensions

Free Length L(mm)

Outer Dia. D (or D1)(Ø)

Height with the max. load applied ([Free Length] – [Allowable Deflection])(mm)

Spring Constant(N/mm)

Max. Load(N)

Wire Dia.(Ø)

End Face

Solid Length(mm)

type

Allowable Load (Configurable Range)(N)

CAD

Days to Ship

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