SEEGER Retaining Rings, DIN 471, Type a for Shafts

[Specifications]
・Type: A
・Engineering material: Spring steel
・Norm: DIN 471

SEEGER rings according to DIN 471 and DIN 472 are suited for a versatile range of applications and are among the most frequently used retaining rings for axial securing.

[Features]
・For axially securing shafts

[Applications]
・Mechanical engineering
・Automotive engineering
・Gear systems
・Electrical engineering
・Precision mechanics
・Apparatus engineering

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Part Numbers

Data to be displayed: 30; 45; 60

Part Number
320A 40
320A 42
320A 44
320A 45
320A 48
320A 50
320A 52
320A 54
320A 55
320A 56
320A 57
320A 58
320A 60
320A 62
320A 65
320A 68
320A 70
320A 72
320A 75
320A 80
320A 82
320A 85
320A 90
320A 92
320A 95
A4-BLS
A5-BLS
A6-BLS
A7-BLI
A8-BLI
A10-BLI
A11-BLS
A12-BLI
A13-BLS
A14-BLI
A15-BLI
A16-BLI
A17-BLI
A18-BLI
A19-BLI
A20-BLI
A21-BLI
A22-BLI
A23-BLI
A24-BLI
A25-BLI
A26-BLI
A27-BLS
A28-BLI
A29-BLI
A30-BLI
A31-BLI
A32-BLI
A33-BLI
A34-BLI
A35-BLI
A36-BLI
A37-BLS
A38-BLI
A39-BLI

Standard Unit Price	Minimum order quantity	Standard Shipping Days ?	Groove depth t (mm)	Shaft diameter d1 (mm)	Web width b ca. (mm)	Customs tariff weight (kg)	Groove width m min. (mm)	Groove diameter d2 (mm)	Diameter of mounting holes (mm)	Collar length n (mm)	Internal diameter d3 Tolerance	Thickness s (mm)	Eye level a max. (mm)	Thickness s Tolerance (mm)	Internal diameter d3 (mm)	Customs tariff country of origin
0.22 €	50	5 Days	1.25	40	4.4	5.976	1.85	37.5	2.5	3.8	+0.39 -0.90	1.75	6	-0.06	36.5	DE
0.23 €	50	5 Days	1.25	42	4.5	6.15	1.85	39.5	2.5	3.8	+0.39 -0.90	1.75	6.5	-0.06	38.5	DE
0.28 €	50	5 Days	1.25	44	4.6	7.25	1.85	41.5	2.5	3.8	+0.39 -0.90	1.75	6.6	-0.06	40.5	DE
0.23 €	50	5 Days	1.25	45	4.7	7.4	1.85	42.5	2.5	3.8	+0.39 -0.90	1.75	6.7	-0.06	41.5	DE
0.29 €	50	5 Days	1.25	48	5	8.486	1.85	45.5	2.5	3.8	+0.39 -0.90	1.75	6.9	-0.06	44.5	DE
0.28 €	50	5 Days	1.5	50	5.1	9.859	2.15	47	2.5	4.5	+0.39 -0.90	2	6.9	-0.07	45.8	DE
0.35 €	50	5 Days	1.5	52	5.2	10.46	2.15	49	2.5	4.5	+0.39 -0.90	2	7	-0.07	47.8	DE
0.38 €	50	5 Days	1.5	54	5.3	11	2.15	51	2.5	4.5	+0.39 -0.90	2	7.1	-0.07	49.8	DE
0.31 €	50	5 Days	1.5	55	5.4	12.154	2.15	52	2.5	4.5	+0.46-1.10	2	7.2	-0.07	50.8	DE
0.43 €	50	5 Days	1.5	56	5.5	11.36	2.15	53	2.5	4.5	+0.46-1.10	2	7.3	-0.07	51.8	DE
0.45 €	50	5 Days	1.5	57	5.5	12.2	2.15	54	2.5	4.5	+0.46-1.10	2	7.3	-0.07	52.8	DE
0.43 €	50	5 Days	1.5	58	5.6	12.613	2.15	55	2.5	4.5	+0.46-1.10	2	7.3	-0.07	53.8	DE
0.37 €	50	5 Days	1.5	60	5.8	12	2.15	57	2.5	4.5	+0.46-1.10	2	7.4	-0.07	55.8	DE
0.43 €	50	5 Days	1.5	62	6	15.31	2.15	59	2.5	4.5	+0.46-1.10	2	7.5	-0.07	57.8	DE
0.51 €	50	5 Days	1.5	65	6.3	18.9	2.65	62	3	4.5	+0.46-1.10	2.5	7.8	-0.07	60.8	DE
0.62 €	50	5 Days	1.5	68	6.5	22	2.65	65	3	4.5	+0.46-1.10	2.5	8	-0.07	63.5	DE
0.54 €	50	5 Days	1.5	70	6.6	22.316	2.65	67	3	4.5	+0.46-1.10	2.5	8.1	-0.07	65.5	DE
0.71 €	25	5 Days	1.5	72	6.8	22.9	2.65	69	3	4.5	+0.46-1.10	2.5	8.2	-0.07	67.5	DE
0.63 €	25	5 Days	1.5	75	7	26.928	2.65	72	3	4.5	+0.46-1.10	2.5	8.4	-0.07	70.5	DE
0.65 €	25	5 Days	1.75	80	7.4	24.7	2.65	76.5	3	5.3	+0.46-1.10	2.5	8.6	-0.07	74.5	DE
0.77 €	25	5 Days	1.75	82	7.6	29.6	2.65	78.5	3	5.3	+0.46-1.10	2.5	8.7	-0.07	76.5	DE
0.88 €	25	5 Days	1.75	85	7.8	36.7	3.15	81.5	3.5	5.3	+0.46-1.10	3	8.7	-0.08	79.5	DE
0.92 €	25	5 Days	1.75	90	8.2	41.5	3.15	86.5	3.5	5.3	+0.54-1.30	3	8.8	-0.08	84.5	DE
3.60 €	25	5 Days	1.75	92	8.4	46	3.15	88.5	3.5	5.3	+0.54-1.30	3	9	-0.08	86.5	DE
1.02 €	25	5 Days	1.75	95	8.6	45.6	3.15	91.5	3.5	5.3	+0.54-1.30	3	9.4	-0.08	89.5	DE
0.09 €	100	5 Days	0.1	4	0.9	0.03	0.5	3.8	1	0.3	+0.04-0.15	0.4	2.2	-0.05	3.7	DE
0.08 €	100	5 Days	0.1	5	1.1	0.08	0.7	4.8	1	0.3	+0.04-0.15	0.6	2.5	-0.05	4.7	DE
0.05 €	100	5 Days	0.15	6	1.3	0.12	0.8	5.7	1.2	0.5	+0.04-0.15	0.7	2.7	-0.05	5.6	DE
0.05 €	100	5 Days	0.15	7	1.4	0.19	0.9	6.7	1.2	0.5	+0.06-0.18	0.8	3.1	-0.05	6.5	IN
0.02 €	100	5 Days	0.2	8	1.5	0.195	0.9	7.6	1.2	0.6	+0.06 -0.18	0.8	3.2	-0.05	7.4	DE
0.02 €	100	5 Days	0.2	10	1.8	0.432	1.1	9.6	1.5	0.6	+0.10-0.36	1	3.3	-0.06	9.3	DE
0.02 €	100	5 Days	0.25	11	1.8	0.48	1.1	10.5	1.5	0.8	+0.10-0.36	1	3.3	-0.06	10.2	DE
0.02 €	100	5 Days	0.25	12	1.8	0.48	1.1	11.5	1.7	0.8	+0.10-0.36	1	3.3	-0.06	11	DE
0.02 €	100	5 Days	0.3	13	2	0.51	1.1	12.4	1.7	0.9	+0.10-0.36	1	3.4	-0.06	11.9	DE
0.02 €	100	5 Days	0.3	14	2.1	0.609	1.1	13.4	1.7	0.9	+0.10-0.36	1	3.5	-0.06	12.9	DE
0.03 €	100	5 Days	0.35	15	2.2	0.707	1.1	14.3	1.7	1.1	+0.10-0.36	1	3.6	-0.06	13.8	IN
0.03 €	100	5 Days	0.4	16	2.2	0.714	1.1	15.2	1.7	1.2	+0.10-0.36	1	3.7	-0.06	14.7	DE
0.03 €	100	5 Days	0.4	17	2.3	0.845	1.1	16.2	1.7	1.2	+0.10-0.36	1	3.8	-0.06	15.7	DE
0.03 €	100	5 Days	0.5	18	2.4	1.06	1.3	17	2	1.5	+0.10-0.36	1.2	3.9	-0.06	16.5	DE
0.05 €	100	5 Days	0.5	19	2.5	1.13	1.3	18	2	1.5	+0.10-0.36	1.2	3.9	-0.06	17.5	DE
0.05 €	100	5 Days	0.5	20	2.6	1.274	1.3	19	2	1.5	+0.13-0.42	1.2	4	-0.06	18.5	DE
0.05 €	100	5 Days	0.5	21	2.7	1.36	1.3	20	2	1.5	+0.13-0.42	1.2	4.1	-0.06	19.5	DE
0.05 €	100	5 Days	0.5	22	2.8	1.55	1.3	21	2	1.5	+0.13-0.42	1.2	4.2	-0.06	20.5	DE
0.08 €	100	5 Days	0.5	23	2.9	1.63	1.3	22	2	1.5	+0.13-0.42	1.2	4.3	-0.06	21.5	DE
0.06 €	100	5 Days	0.55	24	3	1.662	1.3	22.9	2	1.7	+0.21-0.42	1.2	4.4	-0.06	22.2	DE
0.06 €	100	5 Days	0.55	25	3	1.735	1.3	23.9	2	1.7	+0.21-0.42	1.2	4.4	-0.06	23.2	DE
0.08 €	50	5 Days	0.55	26	3.1	2	1.3	24.9	2	1.7	+0.21-0.42	1.2	4.5	-0.06	24.2	DE
0.09 €	50	5 Days	0.7	27	3.1	2.144	1.3	25.6	2	2.1	+0.21-0.42	1.2	4.6	-0.06	24.9	DE
0.09 €	50	5 Days	0.7	28	3.2	2.8	1.6	26.6	2	2.1	+0.21-0.42	1.5	4.7	-0.06	25.9	DE
0.11 €	50	5 Days	0.7	29	3.4	3.2	1.6	27.6	2	2.1	+0.21-0.42	1.5	4.8	-0.06	26.9	DE
0.09 €	50	5 Days	0.7	30	3.5	3.14	1.6	28.6	2	2.1	+0.21-0.42	1.5	5	-0.06	27.9	DE
0.14 €	50	5 Days	0.85	31	3.5	3.396	1.6	29.3	2.5	2.6	+0.21-0.42	1.5	5.1	-0.06	28.6	DE
0.12 €	50	5 Days	0.85	32	3.6	3.488	1.6	30.3	2.5	2.6	+0.21-0.42	1.5	5.2	-0.06	29.6	DE
0.15 €	50	5 Days	0.85	33	3.7	3.82	1.6	31.3	2.5	2.6	+0.25-0.50	1.5	5.2	-0.06	30.5	DE
0.12 €	50	5 Days	0.85	34	3.8	3.724	1.6	32.3	2.5	2.6	+0.25-0.50	1.5	5.4	-0.06	31.5	DE
0.12 €	50	5 Days	1	35	3.9	3.828	1.6	33	2.5	3	+0.25-0.50	1.5	5.6	-0.06	32.2	DE
0.17 €	50	5 Days	1	36	4	4.97	1.85	34	2.5	3	+0.25-0.50	1.75	5.6	-0.06	33.2	DE
0.28 €	50	5 Days	1	37	4.1	5.484	1.85	35	2.5	3	+0.25-0.50	1.75	5.7	-0.06	34.2	DE
0.18 €	50	5 Days	1	38	4.2	5.578	1.85	36	2.5	3	+0.25-0.50	1.75	5.8	-0.06	35.2	DE
0.25 €	50	5 Days	-	39	-	5.9	-	37	-	-	+0.25-0.50	1.75	-	-0.06	36	DE

Basic information

Customs tariff weight unit	kg	Norm	DIN 471	Type	A
Customs tariff weight Pro	1000	Engineering material	Spring steel	Customs tariff article number	73182100

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105Suggestion of an applicable part number.

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The part number is completed.

Basic Attributes

Groove depth t(mm)
0.1

0.15

0.2

0.25

0.3

0.35

0.4

0.5

0.55

0.7

0.85

1

1.25

1.5

1.75

2

2.5

3

4

5

6
Clear
Shaft diameter d1(mm)
4

5

6

7

8

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

42

44

45

46

47

48

50

52

54

55

56

57

58

60

62

63

65

67

68

70

72

75

77

78

80

82

85

87

88

90

92

95

97

100

105

107

110

115

120

125

130

135

140

145

150

155

160

165

170

175

180

190

200

210

220

225

230

240

250

260

270

280

300

320

340

360

400

420

440
Clear
Web width b ca.(mm)
0.9

1.1

1.3

1.4

1.5

1.8

2

2.1

2.2

2.3

2.4

2.5

2.6

2.7

2.8

2.9

3

3.1

3.2

3.4

3.5

3.6

3.7

3.8

3.9

4

4.1

4.2

4.4

4.5

4.6

4.7

4.8

4.9

5

5.1

5.2

5.3

5.4

5.5

5.6

5.8

6

6.2

6.3

6.4

6.5

6.6

6.8

7

7.2

7.3

7.4

7.6

7.8

7.9

8

8.2

8.4

8.6

8.8

9

9.3

9.5

9.6

9.8

10.2

10.4

10.7

11

11.2

11.5

11.8

12

12.2

12.5

12.9

13.5

14

16

20

26
Clear
Customs tariff weight(kg)
0.03

0.08

0.12

0.19

0.195

0.432

0.48

0.51

0.609

0.707

0.714

0.845

1.06

1.13

1.274

1.36

1.55

1.63

1.662

1.735

2

2.144

2.8

3.14

3.2

3.396

3.488

3.724

3.82

3.828

4.97

5.484

5.578

5.9

5.976

6.15

7.25

7.4

7.44

7.5

8.486

9.859

10.46

11

11.36

12

12.154

12.2

12.613

14.9

15.31

18.9

20.94

22

22.316

22.9

24.7

26.86

26.928

27.28

29.6

36.7

38.04

39.8

41.5

45.6

46

49.16

50.2

70.388

73.7

84.602

86.5

91.185

106.8

108.7

112.76

114.52

133.92

138.88

146.4

150.781

164.68

170

174.08

186.906

205.08

221.12

291.5

304.28

316.84

318.897

339.073

343.6

398.06

414.4

433.48

480

770

797.334

880

960

1360

1520
Clear
Groove width m min.(mm)
0.5

0.7

0.8

0.9

1.1

1.3

1.6

1.85

2.15

2.65

3.15

4.15

5.15

6.2

7.2
Clear
Groove diameter d2(mm)
3.8

4.8

5.7

6.7

7.6

9.6

10.5

11.5

12.4

13.4

14.3

15.2

16.2

17

18

19

20

21

22

22.9

23.9

24.9

25.6

26.6

27.6

28.6

29.3

30.3

31.3

32.3

33

34

35

36

37

37.5

39.5

41.5

42.5

43.5

44.5

45.5

47

49

51

52

53

54

55

57

59

60

62

64

65

67

69

72

74

75

76.5

78.5

81.5

83.5

84.5

86.5

88.5

91.5

93.5

96.5

101

103

106

111

116

121

126

131

136

141

145

150

155

160

165

170

175

185

195

204

214

219

224

234

244

252

262

272

292

310

330

350

390

408

428
Clear
Diameter of mounting holes(mm)
1

1.2

1.5

1.7

2

2.5

3

3.5

4

5

6
Clear
Collar length n(mm)
0.3

0.5

0.6

0.8

0.9

1.1

1.2

1.5

1.7

2.1

2.6

3

3.8

4.5

5.3

6

7.5

9

12

15

18
Clear
Internal diameter d3 Tolerance
- +0.04-0.15
- +0.06-0.18
- +0.06 -0.18
- +0.10-0.36
- +0.13-0.42
- +0.21-0.42
- +0.25-0.50
- +0.39 -0.90
- +0.46-1.10
- +0.54-1.30
- +0.63-1.50
- +0.63 -1.50
- +0.72-1.70
- +0.72 -1.70
- +0.81-2.00
- +0.81 -2.00
- +0.90-2.00
- +0.90 -2.00
- +1.00 -2.00
Clear
Thickness s(mm)
0.4

0.6

0.7

0.8

1

1.2

1.5

1.75

2

2.5

3

4

5

6

7
Clear
Eye level a max.(mm)
2.2

2.5

2.7

3.1

3.2

3.3

3.4

3.5

3.6

3.7

3.8

3.9

4

4.1

4.2

4.3

4.4

4.5

4.6

4.7

4.8

5

5.1

5.2

5.4

5.6

5.7

5.8

6

6.5

6.6

6.7

6.8

6.9

7

7.1

7.2

7.3

7.4

7.5

7.6

7.8

7.9

8

8.1

8.2

8.4

8.5

8.6

8.7

8.8

9

9.4

9.6

9.9

10

10.1

10.6

11

11.4

11.6

11.8

12

12.2

13

13.3

13.5

14.2

16.2
Clear
Thickness s Tolerance(mm)
- -0.15
- -0.12
- -0.1
- -0.08
- -0.07
- -0.06
- -0.05
Clear
Internal diameter d3(mm)
3.7

4.7

5.6

6.5

7.4

9.3

10.2

11

11.9

12.9

13.8

14.7

15.7

16.5

17.5

18.5

19.5

20.5

21.5

22.2

23.2

24.2

24.9

25.9

26.9

27.9

28.6

29.6

30.5

31.5

32.2

33.2

34.2

35.2

36

36.5

38.5

40.5

41.5

42.5

43.5

44.5

45.8

47.8

49.8

50.8

51.8

52.8

53.8

55.8

57.8

58.8

60.8

62.5

63.5

65.5

67.5

70.5

72.5

73.5

74.5

76.5

79.5

81.5

82.5

84.5

86.5

89.5

91.5

94.5

98

100

103

108

113

118

123

128

133

138

142

146

151

155.5

160.5

165.5

170.5

180.5

190.5

198

208

213

218

228

238

245

255

265

285

303

323

343

383

400

420
Clear
Customs tariff country of origin
- DE
- IN
Clear