External Circlip :-  Light series DIN 471 /  IS 3075

           External circlip are manufactured according to DIN 471 & IS : 3075 ( type A ) for mounting on shafts. Circlips are generally used for restraining the axial movements of components of  shafts. They are used particularly were space restriction are applicable and also in small mechanism. They are manufactured from suitable high carbon spring steel such as C 80 of IS 1570 1961 or EN_ 42J. The circlip are hardened and tempered. They are also available in ss- 304 material. Our manufacturing rang is from 3mm to 400mm.

Circlip Dimensions
Groove Dimensions
Nominal
Shaft Size
d1
Free
Diameter
d3
Free
Diameter
Tolerance
Thickness
S
h11
Large
Section
b
Lug
a
(Max.)
Hole Dia
d5
(Min.)
Diameter
d2
Tolerance
Width
m
(Min.)
8
9
10
11
12
7.4
8.4
9.3
10.2
11.0
+ 0.09
-0.18
+0.15 -0.30
+0.18
-0.36
+0.21
-0.42
+0.25
-0.50
+0.39
-0.78
+0.46
-0.92
+0.46
-0.92
+0.54
-1.08
+0.63
-1.26
+0.72
-1.44
0.80
1.00
1.00
1.00
1.00
1.5
1.7
1.8
1.8
1.8
3.2
3.3
3.3
3.3
3.3
1.2
1.2
1.5
1.5
1.7
7.6
8.6
9.6
10.5
11.5
-0.060
-0.110
-0.150
-0.210
-0.250
-0.300
-0.300
-0.350
-0.540
-0.630
-0.720
0.90
1.10
1.10
1.10
1.10
13
14
15
16
17
11.9
12.9
13.8
14.7
15.7
1.00
1.00
1.00
1.00
1.00
2.0
2.1
2.2
2.2
2.3
3.4
3.5
3.6
3.7
3.8
1.7
1.7
1.7
1.7
1.7
12.4
13.4
14.3
15.2
16.2
1.10
1.10
1.10
1.10
1.10
18
19
20
21
22
16.5
17.5
18.5
19.5
20.5
1.20
1.20
1.20
1.20
1.20
2.4
2.5
2.6
2.7
2.8
3.9
3.9
4.0
4.1
4.2
2.0
2.0
2.0
2.0
2.0
17.0
18.0
19.0
20.0
21.0
1.30
1.30
1.30
1.30
1.30
23
24
25
26
27
21.5
22.2
23.2
24.2
24.9
1.20
1.20
1.20
1.20
1.20
2.9
3.0
3.0
3.1
3.1
4.3
4.4
4.4
4.5
4.6
2.0
2.0
2.0
2.0
2.0
22.0
22.9
23.9
24.9
25.6
1.30
1.30
1.30
1.30
1.30
28
29
30
31
32
25.9
26.9
27.9
28.6
29.6
1.50
1.50
1.50
1.50
1.50
3.2
3.3
3.4
3.5
3.6
4.7
4.8
5.0
5.0
5.2
2.0
2.0
2.0
2.5
2.5
26.6
27.6
28.6
29.3
30.3
1.60
1.60
1.60
1.60
1.60
33
34
35
36
37
30.5
31.5
32.2
33.2
34.2
1.50
1.50
1.50
1.75
1.75
3.7
3.8
3.9
4.0
4.1
5.2
5.4
5.6
5.6
5.7
2.5
2.5
2.5
2.5
2.5
31.3
32.3
33.0
34.0
35.0
1.60
1.60
1.60
1.85
1.85
38
39
40
41
42
35.2
36.0
36.5
37.5
38.5
1.75
1.75
1.75
1.75
1.75
4.2
4.3
4.4
4.5
4.5
5.8
5.9
6.0
6.2
6.5
2.5
2.5
2.5
2.5
2.5
36.0
37.0
37.5
38.5
39.5
1.85
1.85
1.85
1.85
1.85
44
45
46
47
48
40.5
41.5
42.5
43.5
44.5
1.75
1.75
1.75
1.75
1.75
4.6
4.7
4.8
4.9
5.0
6.6
6.7
6.7
6.8
6.9
2.5
2.5
2.5
2.5
2.5
41.5
42.5
43.5
44.5
45.5
1.85
1.85
1.85
1.85
1.85
50
52
54
55
56
45.8
47.8
49.8
50.8
51.8
2.00
2.00
2.00
2.00
2.00
5.1
5.2
5.3
5.4
5.5
6.9
7.0
7.1
7.2
7.3
2.5
2.5
2.5
2.5
2.5
47.0
49.5
51.0
52.0
53.0
2.15
2.15
2.15
2.15
2.15
57
58
60
62
63
52.8
53.8
55.8
57.8
58.8
2.00
2.00
2.00
2.00
2.00
5.5
5.6
5.8
6.0
6.2
7.3
7.3
7.4
7.5
7.6
2.5
2.5
2.5
2.5
2.5
54.0
55.0
57.0
59.0
60.0
2.15
2.15
2.15
2.15
2.15
65
67
68
70
72
60.8
62.5
63.5
65.5
67.5
2.50
2.50
2.50
2.50
2.50
6.3
6.4
6.5
6.6
6.8
7.8
7.9
8.0
8.1
8.2
3.0
3.0
3.0
3.0
3.0
62.0
64.0
65.0
67.0
69.0
2.65
2.65
2.65
2.65
2.65
75
77
78
80
82
70.5
72.5
7.35
74.5
76.5
2.50
2.50
2.50
2.50
2.50
7.0
7.2
7.3
7.4
7.6
8.4
8.5
8.6
8.6
8.7
3.0
3.0
3.0
3.0
3.0
72.0
74.0
75.0
76.5
78.5
2.65
2.65
2.65
2.65
2.65
85
87
88
90
92
79.5
81.5
82.5
84.5
86.5
3.00
3.00
3.00
3.00
3.00
7.8
7.9
8.0
8.2
8.4
8.7
8.8
8.8
8.8
9.0
3.5
3.5
3.5
3.5
3.5
81.5
83.5
84.5
86.5
88.5
3.15
3.15
3.15
3.15
3.15
95
97
98
100
102
89.5
91.5
92.5
94.5
95.0
3.00
3.00
3.00
3.00
4.00
8.6
8.8
9.0
9.0
9.2
9.4
9.4
9.5
9.6
9.7
3.5
3.5
3.5
3.5
3.5
91.5
93.5
94.5
96.5
98.0
3.15
3.15
3.15
3.15
4.15
105
107
108
110
112
98.0
100.0
101.0
103.0
105.0
4.00
4.00
4.00
4.00
4.00
9.3
9.5
9.5
9.6
9.7
9.9
10.0
10.0
10.1
10.3
3.5
3.5
3.5
3.5
3.5
101.0
103.0
104.0
106.0
108.0
4.15
4.15
4.15
4.15
4.15
115
117
118
120
122
108.0
110.0
111.0
113.0
115.5
4.00
4.00
4.00
4.00
4.00
9.8
10.0
10.1
10.2
10.3
10.6
10.8
10.9
11.0
11.2
3.5
3.5
3.5
3.5
4.5
111.0
113.0
114.0
116.0
118.0
4.15
4.15
4.15
4.15
4.15
125
127
128
130
132
118
120.0
121.0
123.0
125.0
4.00
4.00
4.00
4.00
4.00
10.4
10.5
10.6
10.7
10.8
11.4
11.4
11.5
11.6
11.7
4.0
4.0
4.0
4.0
4.0
121.0
123.0
124.0
126.0
128
4.15
4.15
4.15
4.15
4.15
135
137
138
140
142
128.0
130.0
131.0
133.0
135.0
4.00
4.00
4.00
4.00
4.00
11.0
11.0
11.1
11.2
11.3
11.8
11.9
11.9
12.0
12.1
4.0
4.0
4.0
4.0
4.0
131.0
133.0
134.0
136.0
138.0
4.15
4.15
4.15
4.15
4.15
145
147
148
150
152
138.0
140.0
141.0
142.0
143.0
4.00
4.00
4.00
4.00
4.00
11.5
11.6
11.7
11.8
11.9
12.2
12.2
12.4
13.0
13.0
4.0
4.0
4.0
4.0
4.0
141.0
143.0
144.0
145.0
147.0
4.15
4.15
4.15
4.15
4.15
155
157
158
160
162
146.0
148.0
149.0
151.0
152.5
4.00
4.00
4.00
4.00
4.00
12.0
12.0
12.1
12.2
12.3
13.0
13.1
13.1
13.3
13.3
4.0
4.0
4.0
4.0
4.0
150.0
152.0
153.0
155.0
157.0
4.15
4.15
4.15
4.15
4.15
165
167
168
170
172
155.5
157.5
158.5
160.5
162.5
4.00
4.00
4.00
4.00
4.00
12.5
12.9
12.9
12.9
12.9
13.5
4.0
4.0
4.0
4.0
4.0
160.0
162.0
163.0
165.0
167.0
4.15
4.15
4.15
4.15
4.15
175
177
178
180
182
165.5
167.5
168.5
170.5
172.5
4.00
4.00
4.00
4.00
4.00
12.9
13.5
13.5
13.5
13.5
4.0
4.0
4.0
4.0
4.0
170.0
172.0
13.0
175.0
177.0
4.15
4.15
4.15
4.15
4.15
185
187
188
190
192
175.5
177.5
178.5
180.5
182.5
4.00
4.00
4.00
4.00
4.00
13.5
14.0
14.0
14.0
14.0
4.0
4.0
4.0
4.0
4.0
180.0
182.0
183.0
185.0
187.0
4.15
4.15
4.15
4.15
4.15
195
197
198
200
185.5
187.5
188.5
190.5
4.00
4.00
4.00
4.00
14.0
14.0
14.0
14.0
4.0
4.0
4.0
4.0
190.0
192.0
193.0
195.0
4.15
4.15
4.15
4.15

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