C-Shaped Retaining Ring (for Hole)【1-2,000 Pieces Per Package】

Promotional pricing ends 30/11/2024
Volume Discount

Inserts into the groove that is machined in the hole to prevent retained parts such as bearings from coming out in the direction of thrust (parallel to the shaft).

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Product Overview

Units: mm

Size No.	Retaining ring							d₄ (reference)	Applicable hole
	d₃		t		b	a	d₀		d₁	d₂		m		Reference n
	Basic dimensions	Tolerance	Basic Dimensions	Tolerance	Approx.	Approx.	Minimum		d₁	Basic Dimensions	Tolerance	Basic Dimensions	Tolerance	Minimum
RTW-*6	6.7	±0.18	0.4	±0.03	0.7	1.6	0.8	2.5	6	6.25	+0.04 0	0.5	+0.1 0	0.5
RTW-*7	7.7		0.4		0.8	1.7	0.8	3	7	7.3	+0.06 0	0.5		0.5
RTW-*8	8.8		0.4		0.9	1.7	0.8	3.5	8	8.4		0.5		0.6
RTW-*9	9.8		0.6	±0.04	1.1	2.2	0.8	4	9	9.4		0.7		0.6
RTW-*10	10.7		1	±0.05	1.5	2.8	1.2	4	10	10.4	+0.11 0	1.15	+0.14 0	0.6
RTW-*11	11.8		1		1.5	3	1.2	4	11	11.4		1.15		0.6
RTW-*12	13		1		1.7	3.1	1.5	5	12	12.5		1.15		0.8
RTW-*13	14.1		1		1.7	3.1	1.5	6	13	13.6		1.15		0.9
RTW-*14	15.1		1		1.9	3.6	1.7	7	14	14.6		1.15		0.9
RTW-*15	16.2		1		1.9	3.6	1.7	8	15	15.7		1.15		1.1
RTW-*16	17.3		1		1.9	3.7	1.7	8	16	16.8		1.15		1.2
RTW-*17	18.3	±0.2	1		1.9	3.8	1.7	9	17	17.8		1.15		1.2
RTW-*18	19.5		1		2.4	4	1.7	10	18	19	+0.21 0	1.15		1.5
RTW-19	20.5		1		2.5	4	2	11	19	20		1.15		1.5
RTW-20	21.5		1		2.5	4	2	12	20	21		1.15		1.5
RTW-21	22.5		1		2.5	4.1	2	12	21	22		1.15		1.5
RTW-22	23.5		1		2.5	4.1	2	13	22	23		1.15		1.5
RTW-24	25.9		1.2	±0.06	2.5	4.3	2	15	24	25.2		1.35		1.8
RTW-25	26.9		1.2		3	4.4	2	16	25	26.2		1.35		1.8
RTW-26	27.9		1.2		3	4.6	2	16	26	27.2		1.35		1.8

Models marked with * are Ochiai standard.

Refer to the catalog for types or model numbers not listed above.

Data to be displayed: 30; 45; 60

Part Number
RTW-6
RTW-7
RTW-7-LN
RTW-8
RTW-9
RTW-9-LN
RTW-9-N
RTW-10
RTW-10-GSC
RTW-10-LN
RTW-10-N
RTW-11
RTW-11-GSC
RTW-11-LN
RTW-11-N
RTW-12
RTW-12-GSC
RTW-12-LN
RTW-12-N
RTW-13
RTW-13-GSC
RTW-13-LN
RTW-14
RTW-14-GSC
RTW-14-LN
RTW-14-N
RTW-15
RTW-15-GSC
RTW-15-LN
RTW-15-N
RTW-16
RTW-16-GSC
RTW-16-LN
RTW-16-N
RTW-17
RTW-17-N
RTW-18
RTW-18-LN
RTW-18-N
RTW-19
RTW-19-LN
RTW-19-N
RTW-20
RTW-20-LN
RTW-20-N
RTW-21
RTW-21-LN
RTW-21-N
RTW-22
RTW-22-LN
RTW-22-N
RTW-24
RTW-24-N
RTW-25
RTW-25-LN
RTW-26
RTW-26-N
RTW-27
RTW-27-LN
RTW-28

Standard Unit Price	Number of pc(s). included in pkg.	Minimum order quantity	Volume Discount	Standard Shipping Days ?	RoHS	Shape	Nominal (d1)	Shaft or Hole Used d1 (Reference) (mm)	Applicable Shaft or Hole d2 (Ref.) (mm)	Sales Unit	Shaft / Shaft Bore / Groove Nominal (Reference) (mm)	Surface Treatment
0.12 €		25	Available	6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	6	6	6.25	Low Quantity (can be purchased from one)	6	Phosphate coated
0.56 €		1	Available	Same day Stock	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	7	7	7.3	Low Quantity (can be purchased from one)	7	Phosphate coated
200.17 €	2,000 Pieces Per Package	1 pack		6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	7	7	7.3	Box/Package	7	Electroless Nickel
0.07 €		25	Available	6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	8	8	8.4	Low Quantity (can be purchased from one)	8	Phosphate coated
0.08 €		25	Available	6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	9	9	9.4	Low Quantity (can be purchased from one)	9	Phosphate coated
127.67 €	2,000 Pieces Per Package	1 pack		6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	9	9	9.4	Box/Package	9	Electroless Nickel
112.88 €	2,000 Pieces Per Package	1 pack		6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	9	9	9.4	Box/Package	9	Nickel
0.53 €		1	Available	Same day Stock	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	10	10	10.4	Low Quantity (can be purchased from one)	10	Phosphate coated
44.67 € 31.27 €	500 Pieces Per Package	1 pack	Available	Same day Stock	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	10	10	10.4	Box/Package	10	Tin cobalt
69.25 €	500 Pieces Per Package	1 pack		11 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	10	10	10.4	Box/Package	10	Electroless Nickel
59.93 €	500 Pieces Per Package	1 pack		11 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	10	10	10.4	Box/Package	10	Nickel
1.68 €		1	Available	6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	11	11	11.4	Low Quantity (can be purchased from one)	11	Phosphate coated
56.30 €	500 Pieces Per Package	1 pack		11 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	11	11	11.4	Box/Package	11	Tin cobalt
69.06 €	500 Pieces Per Package	1 pack		11 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	11	11	11.4	Box/Package	11	Electroless Nickel
59.74 €	500 Pieces Per Package	1 pack		11 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	11	11	11.4	Box/Package	11	Nickel
0.10 €		25	Available	6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	12	12	12.5	Low Quantity (can be purchased from one)	12	Phosphate coated
56.30 €	500 Pieces Per Package	1 pack		11 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	12	12	12.5	Box/Package	12	Tin cobalt
69.06 €	500 Pieces Per Package	1 pack		11 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	12	12	12.5	Box/Package	12	Electroless Nickel
59.74 €	500 Pieces Per Package	1 pack		6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	12	12	12.5	Box/Package	12	Nickel
0.10 €		25	Available	6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	13	13	13.6	Low Quantity (can be purchased from one)	13	Phosphate coated
76.22 €	500 Pieces Per Package	1 pack		6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	13	13	13.6	Box/Package	13	Tin cobalt
69.06 €	500 Pieces Per Package	1 pack		6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	13	13	13.6	Box/Package	13	Electroless Nickel
0.55 €		1	Available	Same day Stock	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	14	14	14.6	Low Quantity (can be purchased from one)	14	Phosphate coated
83.01 €	500 Pieces Per Package	1 pack		11 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	14	14	14.6	Box/Package	14	Tin cobalt
80.56 €	500 Pieces Per Package	1 pack		6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	14	14	14.6	Box/Package	14	Electroless Nickel
70.43 €	500 Pieces Per Package	1 pack		6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	14	14	14.6	Box/Package	14	Nickel
0.54 €		1	Available	Same day Stock	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	15	15	15.7	Low Quantity (can be purchased from one)	15	Phosphate coated
88.75 €	500 Pieces Per Package	1 pack		11 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	15	15	15.7	Box/Package	15	Tin cobalt
77.67 €	500 Pieces Per Package	1 pack		11 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	15	15	15.7	Box/Package	15	Electroless Nickel
67.71 €	500 Pieces Per Package	1 pack		11 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	15	15	15.7	Box/Package	15	Nickel
0.10 €		25	Available	6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	16	16	16.8	Low Quantity (can be purchased from one)	16	Phosphate coated
90.20 €	500 Pieces Per Package	1 pack		11 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	16	16	16.8	Box/Package	16	Tin cobalt
80.56 €	500 Pieces Per Package	1 pack		11 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	16	16	16.8	Box/Package	16	Electroless Nickel
70.43 €	500 Pieces Per Package	1 pack		6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	16	16	16.8	Box/Package	16	Nickel
0.55 € 0.39 €		1	Available	Same day Stock	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	17	17	17.8	Low Quantity (can be purchased from one)	17	Phosphate coated
71.51 €	500 Pieces Per Package	1 pack		6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	17	17	17.8	Box/Package	17	Nickel
0.10 €		25	Available	6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	18	18	19	Low Quantity (can be purchased from one)	18	Phosphate coated
86.09 €	500 Pieces Per Package	1 pack		11 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	18	18	19	Box/Package	18	Electroless Nickel
75.49 €	500 Pieces Per Package	1 pack		6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	18	18	19	Box/Package	18	Nickel
0.56 €		1	Available	Same day Stock	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	19	19	20	Low Quantity (can be purchased from one)	19	Phosphate coated
86.09 €	500 Pieces Per Package	1 pack		6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	19	19	20	Box/Package	19	Electroless Nickel
75.49 €	500 Pieces Per Package	1 pack		6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	19	19	20	Box/Package	19	Nickel
0.56 €		1	Available	Same day Stock	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	20	20	21	Low Quantity (can be purchased from one)	20	Phosphate coated
80.87 €	500 Pieces Per Package	1 pack		6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	20	20	21	Box/Package	20	Electroless Nickel
78.03 €	500 Pieces Per Package	1 pack		11 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	20	20	21	Box/Package	20	Nickel
0.57 € 0.40 €		1	Available	Same day Stock	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	21	21	22	Low Quantity (can be purchased from one)	21	Phosphate coated
90.05 €	500 Pieces Per Package	1 pack		11 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	21	21	22	Box/Package	21	Electroless Nickel
86.63 €	500 Pieces Per Package	1 pack		11 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	21	21	22	Box/Package	21	Nickel
0.13 €		25	Available	6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	22	22	23	Low Quantity (can be purchased from one)	22	Phosphate coated
90.81 €	500 Pieces Per Package	1 pack		6 Days	10	-	22	22	23	Box/Package	22	Electroless nickel
80.01 €	500 Pieces Per Package	1 pack		6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	22	22	23	Box/Package	22	Nickel
0.62 € 0.43 €		1	Available	Same day Stock	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	24	24	25.2	Low Quantity (can be purchased from one)	24	Phosphate coated
90.90 €	500 Pieces Per Package	1 pack		6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	24	24	25.2	Box/Package	24	Nickel
0.19 €		25	Available	6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	25	25	26.2	Low Quantity (can be purchased from one)	25	Phosphate coated
104.65 €	500 Pieces Per Package	1 pack		7 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	25	25	26.2	Box/Package	25	Electroless Nickel
0.64 €		1	Available	Same day Stock	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	26	26	27.2	Low Quantity (can be purchased from one)	26	Phosphate coated
130.08 €	500 Pieces Per Package	1 pack		6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	26	26	27.2	Box/Package	26	Nickel
0.24 € 0.17 €		1	Available	Same day Stock	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	27	27	-	Low Quantity (can be purchased from one)	27	Phosphate coated
122.90 €	500 Pieces Per Package	1 pack		6 Days	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	27	26	27.2	Box/Package	27	Electroless Nickel
0.65 €		1	Available	Same day Stock	10	[C Type Retaining Ring for Hole] C shape retaining ring for hole	28	28	29.4	Low Quantity (can be purchased from one)	28	Phosphate coated

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Basic information

Type	Thrust Direction Mount (for Hole)	Material	Steel	Retaining Ring Type	Inner Wheel Stopper
Mounting Method Type	Standard	Product Type	Retaining Ring

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Basic Attributes

Shape
- C Type Retaining Ring for Hole
  - C shape retaining ring for hole
Clear
Nominal (d1)
6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

24

25

26

27

28

29

30

32

34

35

36

37

38

40

42

45

46

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

140

145

150

155

160

165

170

175

180

185

190

195

200

210

220

225

230

240

250

260

270

280

290
Clear
Shaft or Hole Used d1 (Reference)(mm)
6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

24

25

26

27

28

29

30

32

34

35

36

37

38

40

42

45

46

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

140

145

150

155

160

165

170

175

180

185

190

195

200

210

220

225

230

240

250

260

270

280

290
Clear
Applicable Shaft or Hole d2 (Ref.)(mm)
6.25

7.3

8.4

9.4

10.4

11.4

12.5

13.6

14.6

15.7

16.8

17.8

19

20

21

22

23

25.2

26.2

27.2

29.4

31.4

33.7

35.7

37

39

40

42.5

44.5

47.5

48.5

49.5

50.5

53

55

58

59

61

63

65

66

68

71

73

75

78

81

83.5

88.5

91.5

93.5

95.5

98.5

101.5

103.5

106

109

112

114

116

119

124

129

134

144

149

155

160

165

170

175

180

185

190

195

200

205

216

226

236

246

256

268

278

288

298
Clear
Sales Unit
Low Quantity (can be purchased from one)

Box/Package
Clear
Shaft / Shaft Bore / Groove Nominal (Reference)(mm)
6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

24

25

26

27

28

29

30

32

34

35

36

37

38

40

42

45

46

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

140

145

150

155

160

165

170

175

180

185

190

195

200

210

220

225

230

240

250

260

270

280

290
Clear
Surface Treatment
- Electroless Nickel
- Electroless nickel
- Nickel
- Phosphate coated
- Tin cobalt
Clear
Type
- RTW
- RTW-GSC
- RTW-LN
- RTW-N
Clear