MISUMI Top
Automation Components
Springs, Shock Absorbers
Springs
Compression Springs
Irregular Cross Section Wire Springs
Flat Wire Coil Springs / Deflection 16%-20% / O.D. Referenced

Configure

Stock
Show stock items only

Allowable Load (Configurable Range)(N)

Max. Load(N)

177
323
441
569
736
980
1225
1568
1912
2403

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)

3
4
5
6
7
8
9
10
11
12.5

Spring Constant(N/mm)

14.8
16.1
17.7
19.7
20.2
21.5
22.1
23.1
24.5
24.8
25.3
26.9
27.6
29.4
29.5
31.5
31.6
32.3
33.9
35.4
35.6
35.9
36.8
37.9
40.1
40.4
40.6
40.9
43.8
44.1
44.3
46
46.1
47.4
49
49.1
51.7
52.3
52.6
53.8
54.4
55.1
56.6
56.9
59.0
61.3
62.7
63
63.2
63.7
64.6
65.3
66.9
68.1
68.6
70
71.7
73.5
73.6
75.4
76.5
76.6
78.4
80.1
80.8
81.3
81.7
81.8
87.1
87.5
88.2
89.1
92
94.2
94.8
95.6
96.1
98
102
105
106
108
109
110
111
112
114
120
121
123
127
131
133
136
137
140
142
143
147
150
153
157
159
160
162
163
172
174
175
184
185
190
191
196
200
204
212
218
221
224
239
240
245
261
267
273
300
306
314
319
343
382
392
400
481

Type

CAD

Est. shipping days

All
Same-day shipping possible
Within 5 working days
Within 11 working days

MISUMI

Flat Wire Coil Springs / Deflection 16%-20% / O.D. Referenced

CatalogP.2-370

Part number:

Still undefined. 151 possible part numbers found.

Outline drawing and specifications table
Part number list
More Information
Catalog

Outline drawing and specifications table

Flat Wire Coil Springs/Deflection 16%-20%/O.D. Referenced:Related Image

Material: Oil tempered wires for springs

Specifications

Part Number

SWH20-30
SWB22-60

D	d	L	Spring Constant N/mm{kgf/mm}	F=Lx16%		F=Lx18%		F=Lx20%		Part Number		Unit Price
D	d	L	Spring Constant N/mm{kgf/mm}	Fmm	Load N{kgf}	Fmm	Load N{kgf}	Fmm	Load N{kgf}	Type D-L		Unit Price
6	3	15	59.0{6.0}	2.4	142 {14}	2.7	159 {16}	3.0	177 {18}	SWB 6-	15
		20	44.3{4.5}	3.2		3.6		4.0			20
		25	35.4{3.6}	4.0		4.5		5.0			25
		30	29.5{3.0}	4.8		5.4		6.0			30
		35	25.3{2.6}	5.6		6.3		7.0			35
		40	22.1{2.3}	6.4		7.2		8.0			40
		45	19.7{2.0}	7.2		8.1		9.0			45
		50	17.7{1.8}	8.0		9.0		10.0			50
		55	16.1{1.6}	8.8		9.9		11.0			55
		60	14.8{1.5}	9.6		10.8		12.0			60
8	4	10	162{16.5}	1.6	258 {26}	1.8	291 {30}	2.0	323 {33}	SWB 8-	10
		15	108{11.0}	2.4		2.7		3.0			15
		20	80.8{8.2}	3.2		3.6		4.0			20
		25	64.6{6.6}	4.0		4.5		5.0			25
		30	53.8{5.5}	4.8		5.4		6.0			30
		35	46.1{4.7}	5.6		6.3		7.0			35
		40	40.4{4.1}	6.4		7.2		8.0			40
		45	35.9{3.7}	7.2		8.1		9.0			45
		50	32.3{3.3}	8.0		9.0		10.0			50
		55	29.4{3.0}	8.8		9.9		11.0			55
		60	26.9{2.7}	9.6		10.8		12.0			60
		65	24.8{2.5}	10.4		11.7		13.0			65
		70	23.1{2.4}	11.2		12.6		14.0			70
		75	21.5{2.2}	12.0		13.5		15.0			75
		80	20.2{2.1}	12.8		14.4		16.0			80
10	5	10	221{22.5}	1.6	353 {36}	1.8	397 {41}	2.0	441 {45}	SWB 10-	10
		15	147{15.0}	2.4		2.7		3.0			15
		20	110{11.2}	3.2		3.6		4.0			20
		25	88.2{9.0}	4.0		4.5		5.0			25
		30	73.5{7.5}	4.8		5.4		6.0			30
		35	63.0{6.4}	5.6		6.3		7.0			35
		40	55.1{5.6}	6.4		7.2		8.0			40
		45	49.0{5.0}	7.2		8.1		9.0			45
		50	44.1{4.5}	8.0		9.0		10.0			50
		55	40.1{4.1}	8.8		9.9		11.0			55
		60	36.8{3.7}	9.6		10.8		12.0			60
		65	33.9{3.5}	10.4		11.7		13.0			65
		70	31.5{3.2}	11.2		12.6		14.0			70
		75	29.4{3.0}	12.0		13.5		15.0			75
		80	27.6{2.8}	12.8		14.4		16.0			80
		90	24.5{2.5}	14.4		16.2		18.0			90
12	6	15	190{19.3}	2.4	455 {46}	2.7	512 {52}	3.0	569 {58}	SWB 12-	15
		20	142{14.5}	3.2		3.6		4.0			20
		25	114{11.6}	4.0		4.5		5.0			25
		30	94.8{9.7}	4.8		5.4		6.0			30
		35	81.3{8.3}	5.6		6.3		7.0			35
		40	71.1{7.3}	6.4		7.2		8.0			40
		45	63.2{6.4}	7.2		8.1		9.0			45
		50	56.9{5.8}	8.0		9.0		10.0			50
		55	51.7{5.3}	8.8		9.9		11.0			55
		60	47.4{4.8}	9.6		10.8		12.0			60
		65	43.8{4.5}	10.4		11.7		13.0			65
		70	40.6{4.1}	11.2		12.6		14.0			70
		75	37.9{3.9}	12.0		13.5		15.0			75
		80	35.6{3.6}	12.8		14.4		16.0			80
		90	31.6{3.2}	14.4		16.2		18.0			90
14	7	20	184{18.8}	3.2	589 {60}	3.6	662 {68}	4.0	736 {75}	SWB 14-	20
		25	147{15.0}	4.0		4.5		5.0			25
		30	123{12.5}	4.8		5.4		6.0			30
		35	105{10.7}	5.6		6.3		7.0			35
		40	92.0{9.4}	6.4		7.2		8.0			40
		45	81.8{8.3}	7.2		8.1		9.0			45
		50	73.6{7.5}	8.0		9.0		10.0			50
		55	66.9{6.8}	8.8		9.9		11.0			55
		60	61.3{6.3}	9.6		10.8		12.0			60
		65	56.6{5.8}	10.4		11.7		13.0			65
		70	52.6{5.4}	11.2		12.6		14.0			70
		75	49.1{5.0}	12.0		13.5		15.0			75
		80	46.0{4.7}	12.8		14.4		16.0			80
		90	40.9{4.2}	14.4		16.2		18.0			90
		100	36.8{3.8}	16.0		18.0		20.0			100
Usage Count				1 Million Times		500,000 Times		300,000 Times

D	d	L	Spring Constant N/mm{kgf/mm}	F=Lx16%		F=Lx18%		F=Lx20%		Part Number		Unit Price
D	d	L	Spring Constant N/mm{kgf/mm}	Fmm	Load N{kgf}	Fmm	Load N{kgf}	Fmm	Load N{kgf}	Type D-L		Unit Price
16	8	20	245{25.0}	3.2	784 {80}	3.6	882 {90}	4.0	980 {100}	SWB 16-	20
		25	196{20.0}	4.0		4.5		5.0			25
		30	163{16.7}	4.8		5.4		6.0			30
		35	140{14.3}	5.6		6.3		7.0			35
		40	123{12.5}	6.4		7.2		8.0			40
		45	109{11.1}	7.2		8.1		9.0			45
		50	98.0{10.0}	8.0		9.0		10.0			50
		55	89.1{9.1}	8.8		9.9		11.0			55
		60	81.7{8.3}	9.6		10.8		12.0			60
		65	75.4{7.7}	10.4		11.7		13.0			65
		70	70.0{7.1}	11.2		12.6		14.0			70
		75	65.3{6.7}	12.0		13.5		15.0			75
		80	61.3{6.3}	12.8		14.4		16.0			80
		90	54.4{5.6}	14.4		16.2		18.0			90
		100	49.0{5.0}	16.0		18.0		20.0			100
18	9	20	306{31.2}	3.2	980 {100}	3.6	1103 {113}	4.0	1225 {125}	SWB 18-	20
		25	245{25.0}	4.0		4.5		5.0			25
		30	204{20.8}	4.8		5.4		6.0			30
		35	175{17.8}	5.6		6.3		7.0			35
		40	153{15.6}	6.4		7.2		8.0			40
		45	136{13.9}	7.2		8.1		9.0			45
		50	123{12.5}	8.0		9.0		10.0			50
		55	111{11.4}	8.8		9.9		11.0			55
		60	102{10.4}	9.6		10.8		12.0			60
		65	94.2{9.6}	10.4		11.7		13.0			65
		70	87.5{8.9}	11.2		12.6		14.0			70
		75	81.7{8.3}	12.0		13.5		15.0			75
		80	76.6{7.8}	12.8		14.4		16.0			80
		90	68.1{6.9}	14.4		16.2		18.0			90
		100	61.3{6.2}	16.0		18.0		20.0			100
20	10	20	392{40.0}	3.2	1254 {128}	3.6	1411 {144}	4.0	1568 {160}	SWB 20-	20
		25	314{32.0}	4.0		4.5		5.0			25
		30	261{26.6}	4.8		5.4		6.0			30
		35	224{22.8}	5.6		6.3		7.0			35
		40	196{20.0}	6.4		7.2		8.0			40
		45	174{17.8}	7.2		8.1		9.0			45
		50	157{16.0}	8.0		9.0		10.0			50
		55	143{14.5}	8.8		9.9		11.0			55
		60	131{13.3}	9.6		10.8		12.0			60
		65	121{12.3}	10.4		11.7		13.0			65
		70	112{11.4}	11.2		12.6		14.0			70
		75	105{10.7}	12.0		13.5		15.0			75
		80	98.0{10.0}	12.8		14.4		16.0			80
		90	87.1{8.9}	14.4		16.2		18.0			90
		100	78.4{8.0}	16.0		18.0		20.0			100
		125	62.7{6.4}	20.0		22.5		25.0			125
		150	52.3{5.3}	24.0		27.0		30.0			150
22	11	25	382{39.0}	4.0	1530 {156}	4.5	1721 {175}	5.0	1912 {195}	SWB 22-	25
		30	319{32.5}	4.8		5.4		6.0			30
		35	273{27.9}	5.6		6.3		7.0			35
		40	239{24.4}	6.4		7.2		8.0			40
		45	212{21.7}	7.2		8.1		9.0			45
		50	191{19.5}	8.0		9.0		10.0			50
		55	174{17.7}	8.8		9.9		11.0			55
		60	159{16.2}	9.6		10.8		12.0			60
		65	147{15.0}	10.4		11.7		13.0			65
		70	137{13.9}	11.2		12.6		14.0			70
		75	127{13.0}	12.0		13.5		15.0			75
		80	120{12.2}	12.8		14.4		16.0			80
		90	106{10.8}	14.4		16.2		18.0			90
		100	95.6{9.8}	16.0		18.0		20.0			100
		125	76.5{7.8}	20.0		22.5		25.0			125
		150	63.7{6.5}	24.0		27.0		30.0			150
25	12.5	25	481{49.0}	4.0	1922 {196}	4.5	2162 {229}	5.0	2403 {245}	SWB 25-	25
		30	400{40.8}	4.8		5.4		6.0			30
		35	343{35.0}	5.6		6.3		7.0			35
		40	300{30.6}	6.4		7.2		8.0			40
		45	267{27.2}	7.2		8.1		9.0			45
		50	240{24.5}	8.0		9.0		10.0			50
		55	218{22.3}	8.8		9.9		11.0			55
		60	200{20.4}	9.6		10.8		12.0			60
		65	185{18.8}	10.4		11.7		13.0			65
		70	172{17.5}	11.2		12.6		14.0			70
		75	160{16.3}	12.0		13.5		15.0			75
		80	150{15.3}	12.8		14.4		16.0			80
		90	133{13.6}	14.4		16.2		18.0			90
		100	120{12.2}	16.0		18.0		20.0			100
		125	96.1{9.8}	20.0		22.5		25.0			125
		150	80.1{8.2}	24.0		27.0		30.0			150
		175	68.6{7.0}	28.0		31.5		35.0			175
Usage Count				1 Million Times		500,000 Times		300,000 Times

Part number list

Number of items

Part number

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)

RoHS?

Minimum order quantity

150.01 to 230.00	177	12	15	6	3	59.0	10	1 pieces
150.01 to 230.00	177	16	20	6	3	44.3	10	1 pieces
150.01 to 230.00	177	20	25	6	3	35.4	10	1 pieces
150.01 to 230.00	177	24	30	6	3	29.5	10	1 pieces
150.01 to 230.00	177	28	35	6	3	25.3	10	1 pieces
150.01 to 230.00	177	32	40	6	3	22.1	10	1 pieces
150.01 to 230.00	177	36	45	6	3	19.7	10	1 pieces
150.01 to 230.00	177	40	50	6	3	17.7	10	1 pieces
150.01 to 230.00	177	44	55	6	3	16.1	10	1 pieces
150.01 to 230.00	177	48	60	6	3	14.8	10	1 pieces
230.01 to 580.00	323	8	10	8	4	162	10	1 pieces
230.01 to 580.00	323	12	15	8	4	108	10	1 pieces
230.01 to 580.00	323	16	20	8	4	80.8	10	1 pieces
230.01 to 580.00	323	20	25	8	4	64.6	10	1 pieces
230.01 to 580.00	323	24	30	8	4	53.8	10	1 pieces
230.01 to 580.00	323	28	35	8	4	46.1	10	1 pieces
230.01 to 580.00	323	32	40	8	4	40.4	10	1 pieces
230.01 to 580.00	323	36	45	8	4	35.9	10	1 pieces
230.01 to 580.00	323	40	50	8	4	32.3	10	1 pieces
230.01 to 580.00	323	44	55	8	4	29.4	10	1 pieces
230.01 to 580.00	323	48	60	8	4	26.9	10	1 pieces
230.01 to 580.00	323	52	65	8	4	24.8	10	1 pieces
230.01 to 580.00	323	56	70	8	4	23.1	10	1 pieces
230.01 to 580.00	323	60	75	8	4	21.5	10	1 pieces
230.01 to 580.00	323	64	80	8	4	20.2	10	1 pieces
230.01 to 580.00	441	8	10	10	5	221	10	1 pieces
230.01 to 580.00	441	12	15	10	5	147	10	1 pieces
230.01 to 580.00	441	16	20	10	5	110	10	1 pieces
230.01 to 580.00	441	20	25	10	5	88.2	10	1 pieces
230.01 to 580.00	441	24	30	10	5	73.5	10	1 pieces
230.01 to 580.00	441	28	35	10	5	63	10	1 pieces
230.01 to 580.00	441	32	40	10	5	55.1	10	1 pieces
230.01 to 580.00	441	36	45	10	5	49	10	1 pieces
230.01 to 580.00	441	40	50	10	5	44.1	10	1 pieces
230.01 to 580.00	441	44	55	10	5	40.1	10	1 pieces
230.01 to 580.00	441	48	60	10	5	36.8	10	1 pieces
230.01 to 580.00	441	52	65	10	5	33.9	10	1 pieces
230.01 to 580.00	441	56	70	10	5	31.5	10	1 pieces
230.01 to 580.00	441	60	75	10	5	29.4	10	1 pieces
230.01 to 580.00	441	64	80	10	5	27.6	10	1 pieces
230.01 to 580.00	441	72	90	10	5	24.5	10	1 pieces
230.01 to 580.00	569	12	15	12	6	190	10	1 pieces
230.01 to 580.00	569	16	20	12	6	142	10	1 pieces
230.01 to 580.00	569	20	25	12	6	114	10	1 pieces
230.01 to 580.00	569	24	30	12	6	94.8	10	1 pieces
230.01 to 580.00	569	28	35	12	6	81.3	10	1 pieces
230.01 to 580.00	569	32	40	12	6	71.7	10	1 pieces
230.01 to 580.00	569	36	45	12	6	63.2	10	1 pieces
230.01 to 580.00	569	40	50	12	6	56.9	10	1 pieces
230.01 to 580.00	569	44	55	12	6	51.7	10	1 pieces
230.01 to 580.00	569	48	60	12	6	47.4	10	1 pieces
230.01 to 580.00	569	52	65	12	6	43.8	10	1 pieces
230.01 to 580.00	569	56	70	12	6	40.6	10	1 pieces
230.01 to 580.00	569	60	75	12	6	37.9	10	1 pieces
230.01 to 580.00	569	64	80	12	6	35.6	10	1 pieces
230.01 to 580.00	569	72	90	12	6	31.6	10	1 pieces
580.01 or More	736	16	20	14	7	184	10	1 pieces
580.01 or More	736	20	25	14	7	147	10	1 pieces
580.01 or More	736	24	30	14	7	123	10	1 pieces
580.01 or More	736	28	35	14	7	105	10	1 pieces

Unit price (excluding VAT)(Unit price including VAT)	Standard shipping days

1.60 € ( 1.90 € )	5 working days
1.92 € ( 2.28 € )	5 working days
1.77 € ( 2.11 € )	5 working days
1.77 € ( 2.11 € )	5 working days
1.84 € ( 2.19 € )	5 working days
2.29 € ( 2.73 € )	5 working days
2.12 € ( 2.52 € )	5 working days
2.17 € ( 2.58 € )	5 working days
2.67 € ( 3.18 € )	5 working days
2.85 € ( 3.39 € )	5 working days
1.34 € ( 1.59 € )	5 working days
1.36 € ( 1.62 € )	5 working days
1.58 € ( 1.88 € )	5 working days
1.81 € ( 2.15 € )	5 working days
1.54 € ( 1.83 € )	5 working days
1.67 € ( 1.99 € )	5 working days
1.77 € ( 2.11 € )	5 working days
1.84 € ( 2.19 € )	5 working days
2.38 € ( 2.83 € )	5 working days
2.54 € ( 3.02 € )	5 working days
2.12 € ( 2.52 € )	5 working days
3.01 € ( 3.58 € )	5 working days
3.30 € ( 3.93 € )	5 working days
2.91 € ( 3.46 € )	5 working days
3.86 € ( 4.59 € )	5 working days
1.20 € ( 1.43 € )	5 working days
1.45 € ( 1.73 € )	5 working days
1.36 € ( 1.62 € )	Stock item: 1 working dayAvailable for same-day shipping
1.47 € ( 1.75 € )	5 working days
1.42 € ( 1.69 € )	5 working days
1.54 € ( 1.83 € )	5 working days
1.67 € ( 1.99 € )	5 working days
1.77 € ( 2.11 € )	5 working days
1.77 € ( 2.11 € )	5 working days
1.84 € ( 2.19 € )	5 working days
1.95 € ( 2.32 € )	5 working days
2.71 € ( 3.22 € )	5 working days
2.86 € ( 3.40 € )	5 working days
2.17 € ( 2.58 € )	5 working days
3.10 € ( 3.69 € )	5 working days
2.52 € ( 3.00 € )	5 working days
1.99 € ( 2.37 € )	Stock item: 1 working dayAvailable for same-day shipping
2.30 € ( 2.74 € )	5 working days
1.77 € ( 2.11 € )	5 working days
1.77 € ( 2.11 € )	5 working days
2.40 € ( 2.86 € )	5 working days
1.95 € ( 2.32 € )	5 working days
2.12 € ( 2.52 € )	5 working days
2.96 € ( 3.52 € )	5 working days
3.10 € ( 3.69 € )	5 working days
2.40 € ( 2.86 € )	5 working days
3.15 € ( 3.75 € )	5 working days
2.62 € ( 3.12 € )	5 working days
2.74 € ( 3.26 € )	5 working days
2.98 € ( 3.55 € )	5 working days
3.20 € ( 3.81 € )	5 working days
1.95 € ( 2.32 € )	5 working days
1.95 € ( 2.32 € )	5 working days
1.95 € ( 2.32 € )	5 working days
2.06 € ( 2.45 € )	5 working days

Basic information
Outline and specifications

Basic information

Technical information

Outline and specifications

More Information

• Load calculation method = Spring constant x Deflection
(Int'l Unit) N=N/mmxFmm
kgf=kgf/mmxFmm
(kgf=Nx0.101972)
How to use coil springs, and precautions>> P.328
About D dimension and back facing hole, and D dimension and shaft, see >>P.1881.
Sizes larger than D25 are listed in "Press Die and Mold Components".
See the left-hand page for ordering example.

Catalog

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Catalog (2-page spread)