Technical data for Retaining rings for bores - Normal type and heavy type

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This product is regulated by the following standards:

Standard DIN 472

Retaining rings for bores

These circlips DIN 472 are retaining rings for holding structural components (e.g. rolling bearings) in bores. They are given an eccentric shape, are fitted with spring retention in grooves and are suitable for the transmission of axial forces.

Dimensions in mm - source DIN 472
Publication date: 10/2011 - Supersedes DIN 472: 05/2011 & 09/1981
d1 bore diameter-nom size	Clip					Groove			Approximate weight, in kg x1000 pcs
d1 bore diameter-nom size	a max	b ≈	d5 min	d3 nom	s nom	d2 nom	m nom	n min	Approximate weight, in kg x1000 pcs
8	2.4	1.1	1	8.7	0.8	8.4	0.9	0.6	0.14
9	2.5	1.3	1	9.8	0.8	9.4	0.9	0.6	0.15
10	3.2	1.4	1.2	10.8	1	10.4	1.1	0.6	0.18
11	3.3	1.5	1.2	11.8	1	11.4	1.1	0.6	0.31
12	3.4	1.7	1.5	13	1	12.5	1.1	0.8	0.37
13	3.6	1.8	1.5	14.1	1	13.6	1.1	0.9	0.42
14	3.7	1.9	1.7	15.1	1	14.6	1.1	0.9	0.52
15	3.7	2	1.7	16.2	1	15.7	1.1	1.1	0.56
16	3.8	2	1.7	17.3	1	16.8	1.1	1.2	0.6
17	3.9	2.1	1.7	18.3	1	17.8	1.1	1.2	0.65
18	4.1	2.2	2	19.5	1	19	1.1	1.5	0.74
19	4.1	2.2	2	20.5	1	20	1.1	1.5	0.83
20	4.2	2.3	2	21.5	1	21	1.1	1.5	0.9
21	4.2	2.4	2	22.5	1	22	1.1	1.5	1
22
24
25
26
28
30
31
32
34
35
36
37
38
40
42
45
47
48
50
52
55
56
58
60
62
63
65
68
70
72
75
78
80
82
85
88
90
92
95
98
100
102
105
108
110
112
115
120
125
130
135
140
145
150
155
160
165
170
175
180
185
190
195
200
210
220
230
240
250
260
270
280
290
300

Dimensions in mm - source DIN 472 , heavy type
Publication date: 10/2011 - Supersedes DIN 472: 09/1981
d1 bore diameter-nom size	Clip					Groove			Approximate weight, in kg x1000 pcs
d1 bore diameter-nom size	a max	b ≈	d5 min	d3 nom	s nom	d2 nom	m nom	n min	Approximate weight, in kg x1000 pcs
20	4.5	2.4	2	21.5	1.5	21	1.6	1.5	1.41
22	4.7	2.8	2	23.5	1.5	23	1.6	1.5	1.85
24	4.9	3	2	25.9	1.5	25.2	1.6	1.8	1.98
25
26
28
30
32
34
35
37
38
40
42
45
47
50
52
55
60
62
65
68
70
72
75
80
85
90
95
100

Reproduced by permission of DIN Deutsches Institut für Normung e. V. The definitive version for the implementation of this standard is the edition bearing the most recent date of issue, obtainable from Beuth Verlag GmbH,Burggrafenstraße 6, 10787 Berlin, Germany.
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Technical data for Retaining rings for bores - Normal type and heavy type

This product is regulated by the following standards:

Standard DIN 472

Standard UNI 7437

Standard NF E22-165

Retaining rings for bores - Normal type and heavy type

Suppliers of Retaining rings for bores - Normal type and heavy type

Distributor of fast fixings, locking nuts and special screws

Distributor of retaining rings, Spiral retaining rings, wave springs, Disc springs, Washers, Elastic pins, Pins, Keys, Ground flat/bar stocks, Locking nuts, washers, Miniplast plastic parts, Metallic screws, nuts, bolts.

Distributor of internal and external retaining rings, self locking rings, wave washers, woodruff keys, cotter pins and security fasteners

Distributor of retaining rings, snap rings

Manufacturer specialized on retaining rings Din 471-472 Quality system according to ISO/TS 16949:2009, DIN EN ISO 9001:2008 and DIN EN ISO 14001-2004

Manufacturer & exporter of all kind of Circlips, E-Clips, Spring Dowel Pin, Snap Rings, Shims, Disc Washers made from Spring Steel and Stainless Steel.

Manufacturer of spring washers and rings, stampings

Distributor of bonded washers and retaning rings

Manufacturer of retaining rings, circlips, snaprings, disc springs, spring pins, keys.

Manufacturer of rings and stampings. Automotive and aerospace field

Dimensions in mm - source UNI 7437 Withdrawn
Publication date: 12/1975
d bore diameter-nom size	a max	b ≈	ds min	d3 nom	s nom
8	2.4	1.1	1	8.7	0.8
9	2.5	1.3	1	9.8	0.8
10	3.2	1.4	1.2	10.8	1
11	3.3	1.5	1.2	11.8	1
12	3.4	1.7	1.5	13	1
13	3.6	1.8	1.5	14.1	1
14	3.7	1.9	1.7	15.1	1
15	3.7	2	1.7	16.2	1
16	3.8	2	1.7	17.3	1
17	3.9	2.1	1.7	18.3	1
18	4.1	2.2	2	19.5	1
19	4.1	2.2	2	20.5	1
20	4.2	2.3	2	21.5	1
21	4.2	2.4	2	22.5	1
22	4.2	2.5	2	23.5	1
24
25
26
28
30
31
32
34
35
36
37
38
40
42
45
47
48
50
52
55
56
58
60
62
63
65
68
70
72
75
78
80
82
85
88
90
92
95
98
100
102
105
108
110
112
115
120
125
130
135
140
145
150
155
160
165
170
175
180
185
190
195
200
210
220
230
240
250
260
270
280
290
300

Dimensions in mm - source NF E22-165 Normal type Withdrawn
Publication date: 09-1992
d bore diameter-nom size	a max	b ≈	d5 min	d3 nom	s nom
8	2.4	1.1	1	8.7	0.8
9	2.5	1.3	1	9.8	0.8
10	3.2	1.4	1.2	10.8	1
11	3.3	1.5	1.2	11.8	1
12	3.4	1.7	1.5	13	1
13	3.6	1.8	1.5	14.1	1
14	3.7	1.9	1.7	15.1	1
15	3.7	2	1.7	16.2	1
16	3.8	2	1.7	17.3	1
17	3.9	2.1	1.7	18.3	1
18	4.1	2.2	2	19.5	1
19	4.1	2.2	2	20.5	1
20	4.2	2.3	2	21.5	1
21	4.2	2.4	2	22.5	1
22	4.2	2.5	2	23.5	1
24
25
26
28
30
31
32
34
35
36
37
38
40
42
45
47
48
50
52
55
56
58
60
62
63
65
68
70
72
75
78
80
82
85
88
90
92
95
98
100
102
105
108
110
112
115
120
125
130
135
140
145
150
155
160
165
170
175
180
185
190
195
200
210
220
230
240
250
260
270
280
290
300

Dimensions in mm - source NF E22-165 heavy type Withdrawn
Publication date: 09-1992
d1 bore diameter-nom size	a max	b ≈	d5 min	d3 nom	s nom
20	4.5	2.4	2	21.5	1.5
22	4.7	2.8	2	23.5	1.5
24	4.9	3	2	25.9	1.5
25	5	3.1	2	26.9	1.5
26
28
30
32
34
35
37
38
40
42
45
47
50
52
55
60
62
65
68
70
72
75
80
85
90
95
100