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Coil Spring

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AF AL AM AH AB AR  

AF Lightest Load

AF Lightest Load
Model
Outer Dia.
(mm)
Inner
Dia.
(mm)
Free
Length(mm)
Spring
Const
(kgf/mm)
0.3 million
0.5 million
1 million
Deflectio
(mm)
Load
kgf(N)
Deflectio
(mm)
Load
kgf(N)
Deflectio
(mm)
Load
kgf(N)
AF 10×20
10
5
20
1.00
10.0
10
(98.1)
9.0
9
(88.3)
8.0
8
(78.5)
25
25
0.80
12.5
11.2
10.0
30
30
0.67
15.0
13.5
12.0
35
35
0.57
17.5
15.7
14.0
40
40
0.50
20.0
18.0
16.0
45
45
0.44
22.5
20.0
18.0
50
50
0.40
25.0
22.5
20.0
55
55
0.36
27.5
24.7
22.0
60
60
0.33
30.0
27.0
24.0
65
65
0.31
32.5
29.2
26.0
70
70
0.29
35.0
31.5
28.0
75
75
0.27
37.5
33.7
30.0
80
80
0.25
40.0
36.0
32.0
AF 12×20
12
6
20
1.40
10.0
14
(137.3)
9.0
12.5
(122.6)
8.0
11
(107.9)
25
25
1.12
12.5
11.2
10.0
30
30
0.93
15.0
13.5
12.0
35
35
0.80
17.5
15.7
14.0
40
40
0.70
20.0
18.0
16.0
45
45
0.62
22.5
20.2
18.0
50
50
0.56
25.0
22.5
20.0
55
55
0.51
27.5
24.7
22.0
60
60
0.47
30.0
27.0
24.0
65
65
0.43
32.5
29.2
26.0
70
70
0.40
35.0
31.5
28.0
75
75
0.37
37.5
33.7
30.0
80
80
0.35
40.0
36.0
32.0
AF 14×25
14
7
25
1.44
12.5
18
(176.5)
11.2
16
(156.9)
10.0
14.5
(142.2)
30
30
1.20
15.0
13.5
12.0
35
35
1.03
17.5
15.7
14.0
40
40
0.90
20.0
18.0
16.0
45
45
0.80
22.5
20.2
18.0
50
50
0.72
25.0
22.5
20.0
55
55
0.65
27.5
24.7
22.0
60
60
0.60
30.0
27.0
24.0
65
65
0.55
32.5
29.2
26.0
70
70
0.51
35.0
31.5
28.0
75
75
0.48
37.5
33.7
30.0
80
80
0.45
40.0
36.0
32.0
90
90
0.40
45.0
40.5
36.0
AF 16×25
16
8
25
1.68
12.5
21
(206)
11.2
19
(186.3)
10.0
17
(166.7)
30
30
1.40
15.0
13.5
12.0
35
35
1.20
17.5
15.7
14.0
40
40
1.05
20.0
18.0
16.0
45
45
0.94
22.5
20.2
18.0
50
50
0.84
25.0
22.5
20.0
55
55
0.77
27.5
24.7
22.0
60
60
0.70
30.0
27.0
24.0
65
65
0.65
32.5
29.2
26.0
70
70
0.60
35.0
31.5
28.0
75
75
0.56
37.5
33.7
30.0
80
80
0.53
40.0
36.0
32.0
90
90
0.47
45.0
40.5
36.0
100
100
0.42
50.0
45.0
40.0
 
 
Model
Outer Dia.
(mm)
Inner
Dia.
(mm)
Free
Lengt
(mm)
Spring
Const
(kgf/mm)
0.3 million
0.5 million
1 million
Deflectio
(mm)
Load
kgf(N)
Deflectio
(mm)
Load
kgf(N)
Deflection
(mm)
Load
kgf(N)
AF 18×25
18
9
25
2.08
12.5
26
(255)
             
11.2
23
(256)
             
10.0
21
(206)
             
30
30
1.74
15.0
13.5
12.0
35
35
1.49
17.5
15.7
14.0
40
40
1.30
20.0
18.0
16.0
45
45
1.16
22.5
20.2
18.0
50
50
1.04
25.0
22.5
20.0
55
55
0.95
27.5
24.7
22.0
60
60
0.87
30.0
27.0
24.0
65
65
0.80
32.5
29.2
26.0
70
70
0.74
35.0
31.5
28.0
75
75
0.70
37.5
33.7
30.0
80
80
0.65
40.0
36.0
32.0
90
90
0.58
45.0
40.5
36.0
100
100
0.52
50.0
45.0
40.0
AF 20×25
20
11
25
2.56
12.5
32
(314)
11.2
29
(284)
10.0
26
(255)
30
30
2.13
15.0
13.5
12.0
35
35
1.83
17.5
15.7
14.0
40
40
1.60
20.0

18.0

16.0
45
45
1.42
22.5
20.2
18.0
50
50
1.28
25.0
22.5
20.0
55
55
1.16
27.5
24.7
22.0
60
60
1.07
30.0
27.0
24.0
65
65
0.98
32.5
29.2
26.0
70
70
0.91
35.0
31.5
28.0
75
75
0.85
37.5
33.7
30.0
80
80
0.80
40.0
36.0
32.0
90
90
0.71
45.0
40.5
36.0
100
100
0.64
50.0
45.0
40.0
125
125
0.51
62.5
56.2
50.0
150
150
0.43
75.0
67.5
60.0
AF 22×25
22 11
25
3.20
12.5
40
(392)
11.2
36
(353)
10.0
32
(314)
30
30
2.67
15.0
13.5
12.0
35
35
2.29
17.5
15.7
14.0
40
40
2.00
20.0
18.0
16.0
45
45
1.78
22.5
20.2
18.0
50
50
1.60
25.0
22.5
20.0
55
55
1.46
27.5
24.7
22.0
60
60
1.33
30.0
27.0
24.0
65
65
1.23
32.5
29.2
26.0
70
70
1.14
35.0
31.5
28.0
75
75
1.07
37.5
33.7
30.0
80
80
1.00
40.0
36.0
32.0
90
90
0.89
45.0
40.5
36.0
100
100
0.80
50.0
45.0
40.0
125
125
0.64
62.5
56.2
50.0
150
150
0.53
75.0
67.5
60.0
 
 
Model
Oute
Dia.
(mm)
Inner
Dia.
(mm)
Free
Lengt
(mm)
Spring
Const
(kgf/mm)
0.3 million
0.5 million
1 million
Deflectio
(mm)
Load
kgf(N)
Deflectio
(mm)
Load
kgf(N)
Deflection
(mm)
Load
kgf(N)
AF 25×25
25
13.5
25
4.00
12.5
50
(490)
             
11.2
45
(441)              
10.0
40
(392)
             
30
30
3.33
15.0
13.5
12.0
35
35
2.85
17.5
15.7
14.0
40
40
2.50
20.0
18.0
16.0
45
45
2.22
22.5
20.2
18.0
50
50
2.00
25.0
22.5
20.0
55
55
1.82
27.5
24.7
22.0
60
60
1.67
30.0
27.0
24.0
65
65
1.54
32.5
29.2
26.0
70
70
1.43
35.0
31.5
28.0
75
75
1.33
37.5
33.7
30.0
80
80
1.25
40.0
36.0
32.0
90
90
1.11
45.0
40.5
36.0
100
100
1.00
50.0
45.0
40.0
125
125
0.80
62.5
56.2
50.0
150
150
0.67
75.0
67.5
60.0
175
175
0.57
87.5
78.7
70.0
AF 27×25
27
13.5
25
4.80
12.5
60
(588)
11.2
54
(530)
10.0
48
(471)
30
30
4.00
15.0
13.5
12.0
35
35
3.43
17.5
15.7
14.0
40
40
3.00
20.0

18.0

16.0
45
45
2.67
22.5
20.2
18.0
50
50
2.40
25.0
22.5
20.0
55
55
2.18
27.5
24.7
22.0
60
60
2.00
30.0
27.0
24.0
65
65
1.85
32.5
29.2
26.0
70
70
1.71
35.0
31.5
28.0
75
75
1.60
37.5
33.7
30.0
80
80
1.50
40.0
36.0
32.0
90
90
1.33
45.0
40.5
36.0
100
100
1.20
50.0
45.0
40.0
125
125
0.96
62.5
56.2
50.0
150
150
0.80
75.0
67.5
60.0
175
175
0.69
87.5
78.7
70.0
AF 30×25
30 16
25
5.80
12.5
72
(706)
11.2
65
(637)
10.0
58
(569)
30
30
4.80
15.0
13.5
12.0
35
35
4.13
17.5
15.7
14.0
40
40
3.60
20.0
18.0
16.0
45
45
3.21
22.5
20.2
18.0
50
50
2.88
25.0
22.5
20.0
55
55
2.63
27.5
24.7
22.0
60
60
2.40
30.0
27.0
24.0
65
65
2.22
32.5
29.2
26.0
70
70
2.05
35.0
31.5
28.0
75
75
1.93
37.5
33.7
30.0
80
80
1.80
40.0
36.0
32.0
90
90
1.60
45.0
40.5
36.0
100
100
1.44
50.0
45.0
40.0
125
125
1.15
62.5
56.2
50.0
150
150
0.96
75.0
67.5
60.0
175
175
0.82
87.5
78.7
70.0
200
200
0.72
100.0
90.0
80.0
 
 
Model
Outer
Dia.
(mm)
Inner
Dia.
(mm)
Free
Length
(mm)
Spring
Const
(kgf/mm)
0.3 million
0.5 million
1 million
Deflectio
(mm)
Load
kgf(N)
Deflectio
(mm)
Load
kgf(N)
Deflectio
(mm)
Load
kgf(N)
AF 35×40
35
 
19
 
40
4.90
20.0
98
(961)
18.0
88
(863)
16.0
78
(765)
45
45
4.36
22.5
20.2
18.0
50
50
3.92
25.0
22.5
20.0
55
55
3.56
27.5
24.8
22.0
60
60
3.26
30.0
27.0
24.0
65
65
3.02
32.5
29.3
26.0
70
70
2.80
35.0
31.5
28.0
75
75
2.61
37.5
33.8
30.0
80
80
2.45
40.0
36.0
32.0
90
90
2.17
45.0
40.5
36.0
100
100
1.96
50.0
45.0
40.0
125
125
1.57
62.5
56.2
50.0
150
150
1.30
75.0
67.5
60.0
175
175
1.12
87.5
78.7
70.0
200
200
0.98
100.0
90.0
80.0
AF 40×40
40
22
40
6.38
20.0
128
(1.255)
18.0
115
(1.128)
16.0
102
(1.000)
50
50
5.12
25.0
22.5
20.0
60
60
4.26
30.0
27.0
24.0
70
70
3.65
35.0
31.5
28.0
80
80
3.20
40.0
36.0
32.0
90
90
2.84
45.0
40.5
36.0
100
100
2.56
50.0
45.0
40.0
125
125
2.04
62.5
56.2
50.0
150
150
1.70
75.0
67.5
60.0
175
175
1.46
87.5
78.7
70.0
200
200
1.28
100.0
90.0
80.0
250
250
1.02
125.0
112.5
100.0
AF 50×50
50
27.5
50
8.00
25.0
200
(1.961)
22.5
180
(1.765)
20.0
160
(1.569)
60
60
6.66
30.0
27.0
24.0
70
70
5.71
35.0
31.5
28.0
80
80
5.00
40.0
36.0
32.0
90
90
4.44
45.0
40.5
36.0
100
100
4.00
50.0
45.0
40.0
125
125
3.20
62.5
56.2
50.0
150
150
2.66
75.0
67.5
60.0
175
175
2.28
87.5
78.7
70.0
200
200
2.00
100.0
90.0
80.0
250
250
1.60
125.0
112.5
100.0
300
300
1.33
150.0
135.0
120.0
350
350
1.14
175.0
157.5
140.0
400
400
1.00
200.0
180.0
160.0
450
450
0.89
225.0
202.5
180.0
500
500
0.80
250.0
225.0
200.0
AF 60×60
60
33
60
9.59
30.0
288
(2.820)
27.0
569
(2.540)
24.0
230
(2.260)
70
70
8.22
35.0
31.5
28.0
80
80
7.19
40.0
36.0
32.0
90
90
6.40
45.0
40.5
36.0
100
100
5.76
50.0
45.0
40.0
125
125
4.60
62.5
56.2
50.0
150
150
3.84
75.0
67.5
60.0
175
175
3.29
87.5
78.7
70.0
200
200
2.88
100.0
90.0
80.0
250
250
2.30
125.0
112.5
100.0
300
300
1.92
150.0
135.0
120.0
350
350
1.65
175.0
157.5
140.0
400
400
1.44
200.0
180.0
160.0
450
450
1.28
225.0
202.5
180.0
500
500
1.15
250.0
225.0
200.0
 

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