This product is regulated by the following standards:

Technical data

Standard UNI 7433

Circlips and circlip grooves for shafts and bores

Standard DIN 7993

Round wire snap rings and snap ring grooves for shafts and bores

Dimensions in mm - source DIN 7993 Publication date: 04-1970
type A - for shafts							type B - for bores
d1 nom	d2 nom	d3 nom	d4 nom	≈ e	U/min RPM limits	≈ weight in kg x 1000 pcs	d1 nom	d6 nom	d5 nom	d4 nom	≈ e	≈ weight in kg x 1000 pcs
4	3.2	3.1	0.8	1	175000		-	-	-	-	-
5	4.2	4.1	0.8	1	112000		-	-	-	-	-
6	5.2	5.1	0.8	1	77000		-	-	-	-	-
7	6.2	6.1	0.8	2	57000		7	7.8	7.9	0.8	4
8	7.2	7.1	0.8	2	44000		8	8.8	8.9	0.8	4
10	9.2	9.1	0.8	2	28000		10	10.8	10.9	0.8	4
12	11	10.8	1	3	24000		12	13	13.2	1	6
14	13	12.8	1	3	17800		14	15	15.2	1	6
16	14.4	14.2	1.6	3	22000	0.74	16	17.6	17.8	1.6	8	0.705
18	16.4	16.2	1.6	3	17300	0.83	18	19.6	19.8	1.6	8	0.804
20	18	17.7	2	3	17500	1.45	20	22	22.3	2	10	1.32
22	20	19.7	2	3	14500	1.6	22	24	24.3	2	10	1.47
24	22	21.7	2	3	12200	1.78	24	26	26.3	2	10	1.63
25	23	22.7	2	3	11000	1.84	25	27	27.3	2	10	1.7
26	24	23.7	2	3	10300	1.91	26	28	28.3	2	10	1.79
28	26	25.7	2	3	8900	2.07	28	30	30.3	2	10	1.94
30	28	27.7	2	3	7800	2.22	30	32	32.3	2	10	2.1
32	29.5	29.1	2.5	4	8500	3.67	32	34.5	34.9	2.5	12	3.47
35	32.5	32.1	2.5	4	7200	3.98	35	37.5	37.9	2.5	12	3.85
38	35.5	35.1	2.5	4	6100	4.4	38	40.5	40.9	2.5	12	4.2
40	37.5	37.1	2.5	4	5500	4.64	40	42.5	42.9	2.5	12	4.43
42	39.5	39	2.5	4	5000	4-87	42	44.5	45	2.5	16	4.54
45	42.5	42	2.5	4	4300	5.23	45	47.5	48	2.5	16	4.89
48	45.5	45	2.5	4	3800	5.6	48	50.5	51	2.5	16	5.42
50	47.5	47	2.5	4	3500	5.83	50	52.5	53	2.5	16	5.51
55	51.8	51.1	3.2	4	3700	10.51	55	58.2	58.9	3.2	20	9.77
60	56.8	56.1	3.2	4	3100	11.5	60	63.2	63.9	3.2	20	10.76
65	61.8	61.1	3.2	4	2650	12.49	65	68.2	68.9	3.2	20	11.75
70	66.8	66	3.2	5	2300	13.4	70	73.2	74	3.2	25	12-44
75	71.8	71	3.2	5	2000	14.39	75	78.2	79	3.2	25	13.43
80	76.8	76	3.2	5	1750	15.38	80	83.2	84	3.2	25	14.42
85	81.8	81	3.2	5	1550	16.38	85	88.2	89	3.2	25	15.41
90	86.8	86	3.2	5	1380	17.37	90	93.2	94	3.2	25	16.4
95	91.8	91	3.2	5	1240	18.36	95	98.2	99	3.2	25	17.39
100	96.8	95.8	3.2	5	1120	19.31	100	103.2	104.2	3.2	32	17.98
105	101.8	100.8	3.2	5	1030	20.3	105	108.2	109.2	3.2	32	18.98
110	106.8	105.8	3.2	5	930	21.29	110	113.2	114.2	3.2	32	19.97
115	111.8	110.8	3.2	5	850	22.29	115	118.2	119.2	3.2	32	20.96
120	116.8	115.8	3.2	5	780	23.28	120	123.2	124.2	3.2	32	21.95
125	121.8	120.8	3.2	5	720	24.27	125	128.2	129.2	3.2	32	22.94

Standard DIN 9925

Round wire snap rings for shafts

Dimensions in mm - DIN 9925 Publication Date: 00-2016
d Nominal Diameter		4	5	6	7	8	10	12	14	16	18	20	22	24	25
d3	Max	3.4	4.4	5.3	6.3	7.1	9.1	10.8	12.8	14.2	16.2	17.7	19.7	21.7	22.7
d3	Min	3.2	4.2	5.1	6.0	6.8	8.8	10.4	12.4	13.8	15.8	17.2	19.2	21.2	22.2
d2 Nom Size		3.5	4.5	5.4	6.4	7.2	9.2	11.0	13.0	14.4	16.4	18.0	20.0	22.0	23.0
t Nom Size		0.5	0.5	0.6	0.6	0.8	0.8	1	1	1.6	1.6	2	2	2	2
e		1	1	1	2	2	2	3	3	3	3	3	3	3	3
r		0.3	0.3	0.4	0.4	0.5	0.5	0.6	0.6	0.9	0.9	1.1	1.1	1.1	1.1

d Nominal Diameter		26	28	30	32	35	38	40	42	45	48	50	55	60	65
d3	Max	23.7	25.7	27.7	29.1	32.1	35.1	37.1	39.0	42.0	15.0	47.0	51.1	56.1	61.1
d3	Min	23.2	25.2	27.2	28.5	31.5	34.5	36.5	38.2	41.2	44.2	46.2	50.3	55.3	60.3
d2 Nom Size		24..0	26.0	28.0	29.5	32.5	35.5	37.5	39.5	42.5	45.5	47.5	51.8	56.8	61.8
t Nom Size		2	2	2	2.5	2.5	2.5	2.5	2.5	2.5	2.5	2.5	3.2	3.2	3.2
e		3	3	3	4	4	4	4	4	4	4	4	4	4	4
r		1.1	1.1	1.1	1.4	1.4	1.4	1.4	1.4	1.4	1.4	1.4	1.8	1.8	1.8

d Nominal Diameter		70	75	80	85	90	95	100	105	110	115	120	125
d3	Max	66.0	71.0	76.0	81.0	86.0	91.0	95.8	100.8	105.8	110.8	115.8	120.8
d3	Min	65.0	70.0	75.0	50.0	85.0	90.0	94.6	99.6	104.6	109.6	114.6	119.6
d2 Nom Size		66.8	71.8	76.8	81.8	86.8	91.8	96.8	101.8	106.8	111.8	116.8	121.8
t Nom Size		3.2	3.2	3.2	3.2	3.2	3.2	3.2	3.2	3.2	3.2	3.2	3.2
e		5	5	5	5	5	5	5	5	5	5	5	5
r		13.4	14.39	15.38	16.38	17.37	18.36	19.31	20.3	21.29	22.29	23.28	24.27

Standard DIN 9926

Round wire snap rings for bores

Dimensions in mm - DIN 9926 Publication Date: 12-2019
d bore Diameter		7	8	10	12	14	16	18	20	22	24	25	26
b	min	7.7	8.7	10.9	13.2	15.2	17.8	19.8	22.3	24.3	26.3	27.3	28.3
b	max	8.0	9.0	11.2	13.6	15.6	18.2	20.2	22.8	24.8	26.8	27.8	28.8
d2 Nom Size		7.6	8.6	10.8	13.0	15.0	17.6	19.6	22.0	24.0	26.0	27.0	28.0
d Nom Size		0.6	0.6	0.8	1	1	1.6	1.6	2	2	2	2	22
a approx		4	4	4	6	6	8	8	10	10	10	10	10
r		0.4	0.4	0.5	0.6	0.6	0.9	0.9	1.1	1.1	1.1	1.1	1.1

Dimensions in mm - DIN 9926 Publication Date: 12-2019
d bore Diameter		28	30	32	35	38	40	42	45	48	50	55	60
b	min	30.3	32.3	34.9	37.9	40.9	42.9	45.0	48.0	51.0	53.0	58.9	63.9
b	max	30.8	32.8	35.5	38.5	41.5	43.5	45.8	48.8	51.8	53.8	59.7	64.7
d2 Nom Size		30.0	32.0	34.5	37.5	40.5	42.5	44.5	47.5	50.0	52.5	52.8	63.2
d Nom Size		2	2	2.5	2.5	2.5	2.5	2.5	2.5	2.5	2.5	3.2	3.2
a approx		10	0	12	12	12	12	16	16	16	16	20	20
r		1.1	1.1	1.4	1.4	1.4	1.4	1.4	1.4	1.4	1.4	1.8	1.8

Round wire snap rings for shafts and bores

Dimensions in mm - source DIN 7993 Publication date: 04-1970
type A - for shafts							type B - for bores
d1 nom	d2 nom	d3 nom	d4 nom	≈ e	U/min RPM limits	≈ weight in kg x 1000 pcs	d1 nom	d2 nom	d3 nom	d4 nom	≈ e	≈ weight in kg x 1000 pcs
4	3.2	3.1	0.8	1	175000		-	-	-	-	-
5	4.2	4.1	0.8	1	112000		-	-	-	-	-
6	5.2	5.1	0.8	1	77000		-	-	-	-	-
7	6.2	6.1	0.8	2	57000		7	7.8	7.9	0.8	4
8	7.2	7.1	0.8	2	44000		8	8.8	8.9	0.8	4
10	9.2	9.1	0.8	2	28000		10	10.8	10.9	0.8	4
12	11	10.8	1	3	24000		12	13	13.2	1	6
14	13	12.8	1	3	17800		14	15	15.2	1	6
16	14.4	14.2	1.6	3	22000	0.74	16	17.6	17.8	1.6	8	0.705
18	16.4	16.2	1.6	3	17300	0.83	18	19.6	19.8	1.6	8	0.804
20	18	17.7	2	3	17500	1.45	20	22	22.3	2	10	1.32
22	20	19.7	2	3	14500	1.6	22	24	24.3	2	10	1.47
24	22	21.7	2	3	12200	1.78	24	26	26.3	2	10	1.63
25	23	22.7	2	3	11000	1.84	25	27	27.3	2	10	1.7
26	24	23.7	2	3	10300	1.91	26	28	28.3	2	10	1.79
28	26	25.7	2	3	8900	2.07	28	30	30.3	2	10	1.94
30	28	27.7	2	3	7800	2.22	30	32	32.3	2	10	2.1
32	29.5	29.1	2.5	4	8500	3.67	32	34.5	34.9	2.5	12	3.47
35	32.5	32.1	2.5	4	7200	3.98	35	37.5	37.9	2.5	12	3.85
38	35.5	35.1	2.5	4	6100	4.4	38	40.5	40.9	2.5	12	4.2
40	37.5	37.1	2.5	4	5500	4.64	40	42.5	42.9	2.5	12	4.43
42	39.5	39	2.5	4	5000	4-87	42	44.5	45	2.5	16	4.54
45	42.5	42	2.5	4	4300	5.23	45	47.5	48	2.5	16	4.89
48	45.5	45	2.5	4	3800	5.6	48	50.5	51	2.5	16	5.42
50	47.5	47	2.5	4	3500	5.83	50	52.5	53	2.5	16	5.51
55	51.8	51.1	3.2	4	3700	10.51	55	58.2	58.9	3.2	20	9.77
60	56.8	56.1	3.2	4	3100	11.5	60	63.2	63.9	3.2	20	10.76
65	61.8	61.1	3.2	4	2650	12.49	65	68.2	68.9	3.2	20	11.75
70	66.8	66	3.2	5	2300	13.4	70	73.2	74	3.2	25	12-44
75	71.8	71	3.2	5	2000	14.39	75	78.2	79	3.2	25	13.43
80	76.8	76	3.2	5	1750	15.38	80	83.2	84	3.2	25	14.42
85	81.8	81	3.2	5	1550	16.38	85	88.2	89	3.2	25	15.41
90	86.8	86	3.2	5	1380	17.37	90	93.2	94	3.2	25	16.4
95	91.8	91	3.2	5	1240	18.36	95	98.2	99	3.2	25	17.39
100	96.8	95.8	3.2	5	1120	19.31	100	103.2	104.2	3.2	32	17.98
105	101.8	100.8	3.2	5	1030	20.3	105	108.2	109.2	3.2	32	18.98
110	106.8	105.8	3.2	5	930	21.29	110	113.2	114.2	3.2	32	19.97
115	111.8	110.8	3.2	5	850	22.29	115	118.2	119.2	3.2	32	20.96
120	116.8	115.8	3.2	5	780	23.28	120	123.2	124.2	3.2	32	21.95
125	121.8	120.8	3.2	5	720	24.27	125	128.2	129.2	3.2	32	22.94

Full list of Suppliers of Round wire snap rings for shafts and bores

The dimensions of the shaft and the bore groove are set so that the 50% of the ring is ensured into the groove.

India

Accurate Springs

Manufacturer of rings and springs

Turkey

AKS OTOMOTİV SAN. TİC. A.Ş.

Manufacturer of standard and special rings and washers.

Italy

BERCE Srl

Manufacturer of disc springs (Belleville type), rings, pins and washers

India

Circlips Technologie Pvt. Ltd.

Distributor of circlips, snap rings, retaining rings, shim rigs, spacers, washers and pins

Cirteq Limited

Manufacturer of rings, rings for radial assembly, rings for compensating axial play, uniform section snap rings, push-on fix/grip rings, wire rings, shim and support rings

ISO/TS 16949:2002

Germany

Hugo Benzing Gmbh & Co. KG

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

India

Presstech India

Manufacturer of circlips, snap rings, dowel pins, washers, hose clamp

Germany

Seeger Gmbh & Co. OHG

Manufacturer of standard and special retaining rings and snap rings

Japan

Taiyo Stainless Spring Co. Ltd.

Manufacturer of spring metallic parts: pins, rings, cotter pins...

Advanex Europe (Southwell Site)

Manufacturer of coilthread inserts with tang and tangless, wire parts and circlips

Quality certificate : BS EN ISO 9001

China

Anhui Ningbo Dongbo Fastener Co. Ltd.

Manufacturer of circlips DIN 471, 472

China

ASPEE and Yihai Machinery Co. Ltd

Manufacturer of dowel pins, rings, fast fixings and parallel keys.

Australia

Circlips (Australia) Pty. Ltd.

Distributor specialized in circlips, disc springs,wave spring washers, roll pins and quick fixings

Spain

DAMESA (MIKALOR)

Producer of hose clamps, cage nuts, rings, toothed washers and fast fixings

Switzerland

Federtechnik Kaltbrunn + Wangs Ag

Manufacturer of springs, rings, hose clamps, bent wire components

Italy

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.

Mexico

Global Fasteners Mexico

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

Afghanistan

Has Hirdavat - Has Baglanti Ele. San. ve Tic A.S.

Distributor of retaining rings, snap rings

India

Industrial Spares

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

China

Jiangxi Kaixu Automobile Fitting Co. Ltd.

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

France

Joints FOURNEL & GARNIER

Manufacturer of rings and stampings.

Automotive and aerospace field

Germany

Suppliers of Round wire snap rings for shafts and bores

Technical data

Standard UNI 7433

Standard DIN 7993

Standard DIN 9925

Standard DIN 9926

Details