Flat Wire Coil Springs / Deflection 50% / O.D. Referenced

Promotional pricing ends 30/11/2024

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Flat Wire Coil Springs/Deflection 50%/O.D. Referenced:Related Image

Material: Oil tempered wires for springs

Specifications

Part Number

SWR37-40

D	d	L	N/mm {kgf/mm} (Spring Constant)	F=Lx50%		Part Number		Unit Price
D	d	L	N/mm {kgf/mm} (Spring Constant)	Fmm	N{kgf} Load	Type D-L		Unit Price
10.5	6.0	15	10.46{1.07}	7.5	78.5 {8.0}	SWR10.5-	15
		20	7.85{0.80}	10.0			20
		25	6.28{0.64}	12.5			25
		30	5.23{0.53}	15.0			30
		35	4.48{0.46}	17.5			35
		40	3.92{0.40}	20.0			40
		45	3.49{0.36}	22.5			45
		50	3.14{0.32}	25.0			50
		55	2.85{0.29}	27.5			55
		60	2.62{0.27}	30.0			60
		65	2.41{0.25}	32.5			65
		70	2.24{0.23}	35.0			70
		75	2.09{0.21}	37.5			75
		80	1.96{0.20}	40.0			80
12.5	7.0	15	11.77{1.20}	7.5	88.3 {9.0}	SWR12.5-	15
		20	8.83{0.90}	10.0			20
		25	7.06{0.72}	12.5			25
		30	5.88{0.60}	15.0			30
		35	5.04{0.51}	17.5			35
		40	4.41{0.45}	20.0			40
		45	3.92{0.40}	22.5			45
		50	3.53{0.36}	25.0			50
		55	3.21{0.33}	27.5			55
		60	2.94{0.30}	30.0			60
		65	2.72{0.28}	32.5			65
		70	2.52{0.26}	35.0			70
		75	2.35{0.24}	37.5			75
		80	2.21{0.23}	40.0			80
		90	1.96{0.20}	45.0			90
		100	1.77{0.18}	50.0			100
14.5	8.5	15	17.00{1.73}	7.5	127.5 {13.0}	SWR14.5-	15
		20	12.75{1.30}	10.0			20
		25	10.20{1.04}	12.5			25
		30	8.50{0.87}	15.0			30
		35	7.28{0.74}	17.5			35
		40	6.37{0.65}	20.0			40
		45	5.67{0.58}	22.5			45
		50	5.10{0.52}	25.0			50
		55	4.64{0.47}	27.5			55
		60	4.25{0.43}	30.0			60
		65	3.92{0.40}	32.5			65
		70	3.64{0.37}	35.0			70
		75	3.40{0.35}	37.5			75
		80	3.19{0.33}	40.0			80
		90	2.83{0.29}	45.0			90
		100	2.55{0.26}	50.0			100
		125	2.04{0.21}	62.5			125
		150	1.70{0.17}	75.0			150
17	10.5	20	19.61{2.00}	10.0	196.1 {20.0}	SWR17-	20
		25	15.69{1.60}	12.5			25
		30	13.08{1.33}	15.0			30
		35	11.21{1.14}	17.5			35
		40	9.81{1.00}	20.0			40
		45	8.72{0.89}	22.5			45
		50	7.85{0.80}	25.0			50
		55	7.13{0.73}	27.5			55
		60	6.54{0.67}	30.0			60
		65	6.03{0.62}	32.5			65
		70	5.60{0.57}	35.0			70
		75	5.23{0.53}	37.5			75
		80	4.90{0.50}	40.0			80
		90	4.36{0.44}	45.0			90
		100	3.92{0.40}	50.0			100
		125	3.14{0.32}	62.5			125
		150	2.62{0.27}	75.0			150
		175	2.24{0.23}	87.5			175

D	d	L	N/mm {kgf/mm} (Spring Constant)	F=Lx50%		Part Number		Unit Price
D	d	L	N/mm {kgf/mm} (Spring Constant)	Fmm	N{kgf} Load	Type D-L		Unit Price
21	13.5	25	23.54{2.40}	12.5	294.2 {30.0}	SWR21-	25
		30	19.61{2.00}	15.0			30
		35	16.81{1.71}	17.5			35
		40	14.71{1.50}	20.0			40
		45	13.08{1.33}	22.5			45
		50	11.77{1.20}	25.0			50
		55	10.07{1.09}	27.5			55
		60	9.81{1.00}	30.0			60
		65	9.05{0.92}	32.5			65
		70	8.41{0.86}	35.0			70
		75	7.85{0.80}	37.5			75
		80	7.35{0.75}	40.0			80
		90	6.54{0.67}	45.0			90
		100	5.88{0.60}	50.0			100
		110	5.35{0.55}	55.0			110
		120	4.90{0.50}	60.0			120
		125	4.71{0.48}	62.5			125
		130	4.53{0.46}	65.0			130
		140	4.20{0.43}	70.0			140
		150	3.92{0.40}	75.0			150
		175	3.36{0.34}	87.5			175
		200	2.94{0.30}	100.0			200
26	16.5	25	31.38{3.20}	12.5	392.3 {40.0}	SWR26-	25
		30	26.15{2.67}	15.0			30
		35	22.42{2.29}	17.5			35
		40	19.61{2.00}	20.0			40
		45	17.43{1.78}	22.5			45
		50	15.69{1.60}	25.0			50
		55	14.26{1.45}	27.5			55
		60	13.08{1.33}	30.0			60
		65	12.07{1.23}	32.5			65
		70	11.21{1.14}	35.0			70
		75	10.46{1.07}	37.5			75
		80	9.81{1.00}	40.0			80
		90	8.72{0.89}	45.0			90
		100	7.85{0.80}	50.0			100
		110	7.13{0.73}	55.0			110
		120	6.54{0.67}	60.0			120
		125	6.28{0.64}	62.5			125
		130	6.03{0.62}	65.0			130
		140	5.60{0.57}	70.0			140
		150	5.23{0.53}	75.0			150
		175	4.48{0.46}	87.5			175
		200	3.92{0.40}	100.0			200
		225	3.49{0.36}	112.5			225
		250	3.14{0.32}	125.0			250
31	21	35	28.02{2.86}	17.5	490.3 {50.0}	SWR31-	35
		40	24.52{2.50}	20.0			40
		45	21.79{2.22}	22.5			45
		50	19.61{2.00}	25.0			50
		55	17.83{1.82}	27.5			55
		60	16.34{1.67}	30.0			60
		65	15.09{1.54}	32.5			65
		70	14.01{1.43}	35.0			70
		75	13.08{1.33}	37.5			75
		80	12.26{1.25}	40.0			80
		90	10.90{1.11}	45.0			90
		100	9.81{1.00}	50.0			100
		110	8.92{0.91}	55.0			110
		120	8.17{0.83}	60.0			120
		125	7.85{0.80}	62.5			125
		130	7.54{0.77}	66.0			130
		140	7.00{0.71}	70.0			140
		150	6.54{0.67}	75.0			150
		160	6.13{0.63}	80.0			160
		170	5.77{0.59}	85.0			170
		175	5.60{0.57}	87.5			175
		180	5.45{0.56}	90.0			180
		190	5.16{0.53}	95.0			190
		200	4.90{0.50}	100.0			200
		250	3.92{0.40}	125.0			250
		300	3.27{0.33}	150.0			300

D	d	L	N/mm {kgf/mm} (Spring Constant)	F=Lx50%		Part Number		Unit Price
D	d	L	N/mm {kgf/mm} (Spring Constant)	Fmm	N{kgf} Load	Type D-L		Unit Price
37	26	35	33.62{3.43}	17.5	588.4 {60.0}	SWR37-	35
		40	29.42{3.00}	20.0			40
		45	26.15{2.67}	22.5			45
		50	23.54{2.40}	25.0			50
		55	21.40{2.18}	27.5			55
		60	19.61{2.00}	30.0			60
		65	18.10{1.85}	32.5			65
		70	16.81{1.71}	35.0			70
		75	15.69{1.60}	37.5			75
		80	14.71{1.50}	40.0			80
		90	13.08{1.33}	45.0			90
		100	11.77{1.20}	50.0			100
		110	10.70{1.09}	55.0			110
		120	9.81{1.00}	60.0			120
		125	9.41{0.96}	62.5			125
		130	9.05{0.92}	65.0			130
		140	8.41{0.86}	70.0			140
		150	7.85{0.80}	75.0			150
		160	7.35{0.75}	80.0			160
		170	6.92{0.71}	85.0			170
		175	6.72{0.69}	87.5			175
		180	6.54{0.67}	90.0			180
		190	6.19{0.63}	95.0			190
		200	5.88{0.60}	100.0			200
		250	4.71{0.48}	125.0			250
		300	3.92{0.40}	150.0			300
43	31	50	33.34{3.40}	25.0	833.6 {85.0}	SWR43-	50
		60	27.79{2.83}	30.0			60
		70	23.82{2.43}	35.0			70
		80	20.84{2.13}	40.0			80
		90	18.52{1.89}	45.0			90
		100	16.67{1.70}	50.0			100
		110	15.16{1.55}	55.0			110
		120	13.89{1.42}	60.0			120
		130	12.82{1.31}	65.0			130
		140	11.91{1.21}	70.0			140
		150	11.11{1.13}	75.0			150
		160	10.42{1.06}	80.0			160
		170	9.81{1.00}	85.0			170
		180	9.26{0.94}	90.0			180
		190	8.77{0.89}	95.0			190
		200	8.34{0.85}	100.0			200
		225	7.41{0.76}	112.5			225
		250	6.67{0.68}	125.0			250
		275	6.06{0.62}	137.5			275
		300	5.56{0.57}	150.0			300
46	33	50	43.15{4.40}	25.0	1079 {110.0}	SWR46-	50
		60	35.96{3.67}	30.0			60
		70	30.82{3.14}	35.0			70
		80	26.97{2.75}	40.0			80
		90	23.97{2.44}	45.0			90
		100	21.57{2.20}	50.0			100
		110	19.61{2.00}	55.0			110
		120	17.98{1.83}	60.0			120
		125	17.26{1.76}	62.5			125
		130	16.60{1.69}	65.0			130
		140	15.41{1.57}	70.0			140
		150	14.38{1.47}	75.0			150
		175	12.33{1.26}	87.5			175
		200	10.79{1.10}	100.0			200
		225	9.59{0.98}	112.5			225
		250	8.63{0.88}	125.0			250
		275	7.85{0.80}	137.5			275
		300	7.19{0.73}	150.0			300
50	36	50	52.96{5.40}	25.0	1324 {135.0}	SWR50-	50
		60	44.13{4.50}	30.0			60
		70	37.83{3.86}	35.0			70
		80	33.10{3.38}	40.0			80
		90	29.42{3.00}	45.0			90
		100	26.48{2.70}	50.0			100
		110	24.07{2.45}	55.0			110
		120	22.06{2.25}	60.0			120
		130	20.37{2.08}	65.0			130
		140	18.91{1.93}	70.0			140
		150	17.65{1.80}	75.0			150
		175	15.13{1.54}	87.5			175
		200	13.24{1.35}	100.0			200
		225	11.77{1.20}	112.5			225
		250	10.59{1.08}	125.0			250
		275	9.63{0.98}	137.5			275
		300	8.83{0.90}	150.0			300
		350	7.57{0.77}	175.0			350
		400	6.62{0.68}	200.0			400

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Part Number
SWR10.5-15
SWR10.5-20
SWR10.5-25
SWR10.5-30
SWR10.5-35
SWR10.5-40
SWR10.5-45
SWR10.5-50
SWR10.5-55
SWR10.5-60
SWR10.5-65
SWR10.5-70
SWR10.5-75
SWR10.5-80
SWR12.5-15
SWR12.5-20
SWR12.5-25
SWR12.5-30
SWR12.5-35
SWR12.5-40
SWR12.5-45
SWR12.5-50
SWR12.5-55
SWR12.5-60
SWR12.5-65
SWR12.5-70
SWR12.5-75
SWR12.5-80
SWR12.5-90
SWR12.5-100
SWR14.5-15
SWR14.5-20
SWR14.5-25
SWR14.5-30
SWR14.5-35
SWR14.5-40
SWR14.5-45
SWR14.5-50
SWR14.5-55
SWR14.5-60
SWR14.5-65
SWR14.5-70
SWR14.5-75
SWR14.5-80
SWR14.5-90
SWR14.5-100
SWR14.5-125
SWR14.5-150
SWR17-20
SWR17-25
SWR17-30
SWR17-35
SWR17-40
SWR17-45
SWR17-50
SWR17-55
SWR17-60
SWR17-65
SWR17-70
SWR17-75

Standard Unit Price	Minimum order quantity	Standard Shipping Days ?	RoHS	Allowable Load (Configurable Range) (N)	Max. Load (N)	Height upon Max. Load applied L-F (mm)	Free Length L (mm)	Outer Dia. D (or D1) (mm)	Inner Dia. D-2d (or D) (mm)	Spring Constant (N/mm)	Allowable Deflection (mm)
1.13 €	1	Quote Stock	10	73.01 to 107.00	78.5	7.5	15	10.5	6	10.46	7.5
1.05 €	1	Quote Stock	10	73.01 to 107.00	78.5	10	20	10.5	6	7.85	10
1.05 €	1	Quote Stock	10	73.01 to 107.00	78.5	12.5	25	10.5	6	6.28	12.5
1.33 €	1	Quote	10	73.01 to 107.00	78.5	15	30	10.5	6	5.23	15
1.48 €	1	Quote	10	73.01 to 107.00	78.5	17.5	35	10.5	6	4.48	17.5
1.59 €	1	Quote	10	73.01 to 107.00	78.5	20	40	10.5	6	3.92	20
1.61 €	1	Quote	10	73.01 to 107.00	78.5	22.5	45	10.5	6	3.49	22.5
1.72 €	1	Quote	10	73.01 to 107.00	78.5	25	50	10.5	6	3.14	25
1.84 €	1	Quote	10	73.01 to 107.00	78.5	27.5	55	10.5	6	2.85	27.5
1.90 €	1	Quote	10	73.01 to 107.00	78.5	30	60	10.5	6	2.62	30
2.13 €	1	Quote	10	73.01 to 107.00	78.5	32.5	65	10.5	6	2.41	32.5
2.23 €	1	Quote	10	73.01 to 107.00	78.5	35	70	10.5	6	2.24	35
2.35 €	1	Quote	10	73.01 to 107.00	78.5	37.5	75	10.5	6	2.09	37.5
2.48 €	1	Quote	10	73.01 to 107.00	78.5	40	80	10.5	6	1.96	40
1.33 €	1	Quote	10	73.01 to 107.00	88.3	7.5	15	12.5	7	11.77	7.5
1.23 €	1	Quote	10	73.01 to 107.00	88.3	10	20	12.5	7	8.83	10
1.26 €	1	Quote Stock	10	73.01 to 107.00	88.3	12.5	25	12.5	7	7.06	12.5
1.76 €	1	Quote	10	73.01 to 107.00	88.3	15	30	12.5	7	5.88	15
1.63 €	1	Quote	10	73.01 to 107.00	88.3	17.5	35	12.5	7	5.04	17.5
1.62 €	1	Quote Stock	10	73.01 to 107.00	88.3	20	40	12.5	7	4.41	20
1.89 €	1	Quote	10	73.01 to 107.00	88.3	22.5	45	12.5	7	3.92	22.5
2.02 €	1	Quote	10	73.01 to 107.00	88.3	25	50	12.5	7	3.53	25
2.20 €	1	Quote	10	73.01 to 107.00	88.3	27.5	55	12.5	7	3.21	27.5
2.30 €	1	Quote	10	73.01 to 107.00	88.3	30	60	12.5	7	2.94	30
2.41 €	1	Quote	10	73.01 to 107.00	88.3	32.5	65	12.5	7	2.72	32.5
2.54 €	1	Quote	10	73.01 to 107.00	88.3	35	70	12.5	7	2.52	35
2.62 €	1	Quote	10	73.01 to 107.00	88.3	37.5	75	12.5	7	2.35	37.5
2.84 €	1	Quote	10	73.01 to 107.00	88.3	40	80	12.5	7	2.21	40
3.43 €	1	Quote	10	73.01 to 107.00	88.3	45	90	12.5	7	1.96	45
3.69 €	1	Quote	10	73.01 to 107.00	88.3	50	100	12.5	7	1.77	50.0
1.55 €	1	Quote Stock	10	107.01 to 150.00	127.5	7.5	15	14.5	8.5	17	7.5
1.60 €	1	Quote Stock	10	107.01 to 150.00	127.5	10	20	14.5	8.5	12.75	10
1.87 €	1	Quote	10	107.01 to 150.00	127.5	12.5	25	14.5	8.5	10.2	12.5
2.04 €	1	Quote	10	107.01 to 150.00	127.5	15	30	14.5	8.5	8.5	15
2.13 €	1	Quote	10	107.01 to 150.00	127.5	17.5	35	14.5	8.5	7.28	17.5
2.30 €	1	Quote	10	107.01 to 150.00	127.5	20	40	14.5	8.5	6.37	20
2.50 €	1	Quote	10	107.01 to 150.00	127.5	22.5	45	14.5	8.5	5.67	22.5
2.63 €	1	Quote	10	107.01 to 150.00	127.5	25	50	14.5	8.5	5.1	25
2.76 €	1	Quote	10	107.01 to 150.00	127.5	27.5	55	14.5	8.5	4.64	27.5
2.91 €	1	Quote	10	107.01 to 150.00	127.5	30	60	14.5	8.5	4.25	30
2.96 €	1	Quote	10	107.01 to 150.00	127.5	32.5	65	14.5	8.5	3.92	32.5
3.20 €	1	Quote	10	107.01 to 150.00	127.5	35	70	14.5	8.5	3.64	35
3.35 €	1	Quote	10	107.01 to 150.00	127.5	37.5	75	14.5	8.5	3.4	37.5
3.50 €	1	Quote	10	107.01 to 150.00	127.5	40	80	14.5	8.5	3.19	40
3.15 € 2.21 €	1	Quote Stock	10	107.01 to 150.00	127.5	45	90	14.5	8.5	2.83	45
3.61 €	1	Quote	10	107.01 to 150.00	127.5	50	100	14.5	8.5	2.55	50.0
4.19 €	1	Quote	10	107.01 to 150.00	127.5	62.5	125	14.5	8.5	2.04	62.5
4.95 €	1	Quote	10	107.01 to 150.00	127.5	75	150	14.5	8.5	1.7	75.0
2.46 €	1	Quote Stock	10	150.01 to 230.00	196.1	10	20	17	10.5	19.61	10
2.07 €	1	Quote	10	150.01 to 230.00	196.1	12.5	25	17	10.5	15.69	12.5
2.23 €	1	Quote	10	150.01 to 230.00	196.1	15	30	17	10.5	13.08	15
2.35 €	1	Quote	10	150.01 to 230.00	196.1	17.5	35	17	10.5	11.21	17.5
2.38 €	1	Quote Stock	10	150.01 to 230.00	196.1	20	40	17	10.5	9.81	20
2.69 €	1	Quote	10	150.01 to 230.00	196.1	22.5	45	17	10.5	8.72	22.5
2.33 € 1.63 €	1	Quote Stock	10	150.01 to 230.00	196.1	25	50	17	10.5	7.85	25
3.00 €	1	Quote	10	150.01 to 230.00	196.1	27.5	55	17	10.5	7.13	27.5
3.10 €	1	Quote	10	150.01 to 230.00	196.1	30	60	17	10.5	6.54	30
3.30 €	1	Quote	10	150.01 to 230.00	196.1	32.5	65	17	10.5	6.03	32.5
3.45 €	1	Quote	10	150.01 to 230.00	196.1	35	70	17	10.5	5.6	35
3.58 €	1	Quote	10	150.01 to 230.00	196.1	37.5	75	17	10.5	5.23	37.5

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More Information

•Load calculation method = Spring constant x Deflection
(Int'l Unit) N=N/mmxFmm
kgf=kgf/mmxFmm
(kgf=Nx0.101972)
Usage count: 1 Million Times (Lx55 is 300,000 Times)
How to use coil springs, and precautions >>P.328
About D dimension and back facing hole, and D dimension and shaft, see >>P.1881.

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Basic information

Material	Oil Tempered Wire

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221Suggestion of an applicable part number.

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Stock

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Basic Attributes

Allowable Load (Configurable Range)(N)
- 73.01 to 107.00
- 107.01 to 150.00
- 150.01 to 230.00
- 230.01 to 580.00
- 580.01 or More
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Max. Load(N)
78.5

88.3

127.5

196.1

294.2

392.3

490.3

588.4

833.6

1079

1324
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Height upon Max. Load applied L-F(mm)
7.5

10

12.5

15

17.5

20

22.5

25

27.5

30

32.5

35

37.5

40

45

50

55

60

62.5

65

70

75

80

85

87.5

90

95

100

112.5

125

137.5

150

175

200
Clear
Free Length L(mm)
15

20

25

30

35

40

45

50

55

60

65

70

75

80

90

100

110

120

125

130

140

150

160

170

175

180

190

200

225

250

275

300

350

400
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Outer Dia. D (or D1)(mm)
10.5

12.5

14.5

17

21

26

31

37

43

46

50
Clear
Inner Dia. D-2d (or D)(mm)
6

7

8.5

10.5

13.5

16.5

21

26

31

33

36
Clear
Spring Constant(N/mm)
1.7

1.77

1.96

2.04

2.09

2.21

2.24

2.35

2.41

2.52

2.55

2.62

2.72

2.83

2.85

2.94

3.14

3.19

3.21

3.27

3.36

3.4

3.49

3.53

3.64

3.92

4.2

4.25

4.36

4.41

4.48

4.53

4.64

4.71

4.9

5.04

5.1

5.16

5.23

5.35

5.45

5.56

5.6

5.67

5.77

5.88

6.03

6.06

6.13

6.19

6.28

6.37

6.54

6.62

6.67

6.72

6.92

7

7.06

7.13

7.19

7.28

7.35

7.41

7.54

7.57

7.85

8.17

8.34

8.41

8.5

8.63

8.72

8.77

8.83

8.92

9.05

9.26

9.41

9.59

9.63

9.81

10.2

10.42

10.46

10.59

10.7

10.79

10.9

11.11

11.21

11.77

11.91

12.07

12.26

12.33

12.75

12.82

13.08

13.24

13.89

14.01

14.26

14.38

14.71

15.09

15.13

15.16

15.41

15.69

16.34

16.6

16.67

16.81

17

17.26

17.43

17.65

17.83

17.98

18.1

18.52

18.91

19.61

20.37

20.84

21.4

21.57

21.79

22.06

22.42

23.54

23.82

23.97

24.07

24.52

26.15

26.48

26.97

27.79

28.02

29.42

30.82

31.38

33.1

33.34

33.62

35.96

37.83

43.15

44.13

52.96
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Type
- SWR
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- 3D
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