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TIMKEN metric tapered roller bearings, single row (Part Numbers)

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31318-90KA4

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Part Number
31318-90KA4

Part Number	Standard Unit Price	Minimum order quantity	Volume Discount	Standard Shipping Days ?	I.D. d (mm)	O.D. D (mm)	Width B (mm)	Basic Load Rating, Dynamic Rating (N)	Basic Load Rating, Static Rating (N)	Customs tariff — weight (kg)	Width T (mm)	Shoulder dimension d1 (mm)	External diameter (inch) D (inch)	r (min.) (mm)	Width, imperial, C (inch)	Outer ring	Width, imperial, B (inch)	Internal diameter (inch) d (inch)	Width C (mm)	Model series	Bore code	Shoulder dimension d2 (mm)	Shoulder dimension D2 (mm)	Shoulder dimension D1 (mm)	r1 (min.) (mm)	Customs tariff — country of origin	Width, imperial, T (inch)	Engineering material	Inner ring
	679.43 €	1		5 Days	90	190	43	1441200	421000	5.802	46.5	-	7.4803	2	1.181	Y31318M	1.693	3.543	30	31..	18	-	164	128	4	DE	1.831	Steel, through-hardened	X31318M

Basic information

Number of Raceway Ring Rows	Single Track	Size Standards	Metric Series	Design	Tapered roller bearing
Configuration	Universal	Customs tariff — weight per	1	Bore shape	Cylindrical
Customs tariff — weight unit	kg	Customs tariff — item number	84822000	Complete bearing yes/no	Yes
Cage designation	Sheet steel cage, guided by rollers	Marking cover / seal	None	Cage material	Sheet steel

This page is TIMKEN metric tapered roller bearings, single row, part number 31318-90KA4.
You can find the detail information about specifications and dimensions on part number 31318-90KA4.

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Basic Attributes

Shoulder dimension d1(mm)
19

21

21.5

24.5

25.5

30.5

31

31.5

35

36.5

37

41.5

43.5

45.5

46

47

51

52

54

55

56

57

58

60

61

62

62.99

65

66

67

68

69

70

71

72

73

74

75

76

77

79

82

83

84

85

87

88

89

91

92

93

94

95

96

98

100

106

107

108

109.4

112

113

119

128

232
Clear
Shoulder dimension d2(mm)
37

38.5

39.5

43

47.5

49

49.5

57

58

59

59.5

65

66

67

72

75

76

78

81

82

85

86

86.5

87

90

91

93

96

97

100.5

103

104.4

105

106

109

110

110.5

113

114

115

118

119

120

121

124

125

131

133

134

135

139.5

142

144

145

149

152

153.9

154

159

160

161

164

170

290
Clear
Type
Clear
I.D. d(mm)
15

17

20

25

30

35

40

45

50

55

60

65

70

75

80

85

90

95

100

105

110

120

130

140

150

160

170

180

200

220
Clear
O.D. D(mm)
40

42

47

52

55

62

68

72

75

80

82

85

90

95

100

105

110

115

120

125

130

140

145

150

160

165

170

180

190

200

210

215

220

225

230

240

250

260

280

300
Clear
Width B(mm)
12

13

14

15

16

17

18

19

20

21

21.5

22

22.751

23

24

25

26

26.5

27

28

29

30

31

32

33

33.5

34

35

35.5

36

37

38

39

40

41

43

45

46

47

48

49

51

53

55

57

58

64
Clear
Customs tariff — weight(kg)
0.077

0.097

0.1

0.113

0.126

0.128

0.155

0.166

0.167

0.177

0.179

0.218

0.22

0.234

0.242

0.259

0.273

0.279

0.297

0.32

0.33

0.343

0.359

0.367

0.401

0.419

0.426

0.438

0.446

0.478

0.492

0.522

0.527

0.528

0.538

0.544

0.546

0.548

0.549

0.563

0.589

0.591

0.597

0.618

0.621

0.628

0.679

0.702

0.714

0.718

0.723

0.733

0.734

0.735

0.742

0.763

0.775

0.82

0.825

0.829

0.854

0.862

0.875

0.876

0.899

0.901

0.902

0.932

0.993

1.012

1.037

1.115

1.124

1.125

1.132

1.139

1.196

1.214

1.227

1.25

1.324

1.338

1.341

1.345

1.491

1.502

1.538

1.561

1.563

1.57

1.586

1.66

1.681

1.705

1.708

1.733

1.753

1.765

1.796

1.833

1.837

1.918

1.919

1.924

1.955

1.998

2.016

2.061

2.076

2.17

2.287

2.313

2.336

2.356

2.363

2.4

2.436

2.438

2.56

2.561

2.598

2.824

2.882

2.884

2.929

2.968

3

3.006

3.1

3.334

3.402

3.416

3.456

3.547

3.631

3.675

3.741

3.75

3.91

4.008

4.052

4.191

4.33

4.78

4.961

5.001

5.094

5.207

5.269

5.802

6.142

6.22

6.301

6.394

6.92

7.147

7.75

9.5

9.892

10.386

11.491
Clear
Width T(mm)
13.25

14.25

15

15.25

16.25

17

17.25

18

18.25

19

19.25

19.75

20

20.75

21.25

21.5

21.75

22

22.25

22.75

22.751

23

23.75

24

24.25

24.75

25

25.25

26

26.25

26.75

27

27.25

28

28.25

28.75

29

29.25

29.75

30

30.5

31

31.5

32

32.5

32.75

33.25

33.5

34

35

35.25

36

37

38

38.25

38.5

39

40

41

42.25

42.5

43.5

43.75

44.5

45

45.5

46

46.5

47

48

48.5

49

51

54

56

57

58

61.5

67.5
Clear
External diameter (inch) D(inch)
1.5748

1.6535

1.8504

2.0472

2.1654

2.4409

2.6772

2.8346

2.9528

3.1496

3.2283

3.3465

3.5433

3.7402

3.937

4.1339

4.3307

4.5276

4.7244

4.9213

5.1181

5.5118

5.7087

5.9055

6.2992

6.4961

6.6929

7.0866

7.4803

7.874

8.2677

8.4646

8.6614

8.8583

9.0551

9.4488

9.8425

10.2362

11.0236

11.811
Clear
r (min.)(mm)
0.5

0.6

1

1.5

2

2.5

2.54

3
Clear
Width, imperial, C(inch)
0.433

0.453

0.472

0.512

0.551

0.571

0.591

0.61

0.63

0.669

0.689

0.709

0.728

0.748

0.768

0.787

0.807

0.827

0.866

0.906

0.925

0.945

0.965

0.984

1.004

1.024

1.043

1.063

1.102

1.122

1.142

1.181

1.22

1.26

1.28

1.299

1.339

1.378

1.417

1.457

1.496

1.535

1.654

1.693

1.772

1.811

1.89

2.126
Clear
Outer ring
JW4510

JW5510

JW6010

JW7010

JW8010

JP16010

Y30203

Y30204M

Y30205

Y30206M

Y30207M

Y30208

Y30209

Y30210M

Y30211M

Y30212

Y30213M

Y30214

Y30215M

Y30216M

Y30217

Y30218M

Y30220M

Y30222M

Y30224M

Y30226M

Y30302

Y30303

Y30304

Y30305M

Y30306M

Y30307M

Y30308

Y30309M

Y30310

Y30311M

Y30312

Y30313

Y30314

Y30315M

Y30316M

Y30317M

Y31307

Y31308

Y31309

Y31310

Y31311M

Y31312M

Y31313M

Y31314M

Y31315M

Y31318M

Y32004X

Y32005X

Y32006X

Y32007X

Y32008X

Y32009X

Y32010X

Y32011X

Y32012X

Y32013X

Y32014X

Y32015X

Y32016X

Y32017X

Y32018X

Y32019XM

Y32020X

Y32021X

Y32022X

Y32026X

Y32028XM

Y32030X

Y32032XM

Y32034XM

Y32205

Y32205-B

Y32206-B

Y32206M

Y32207M

Y32208M

Y32209

Y32210M

Y32211

Y32212

Y32213

Y32214

Y32215

Y32216

Y32217

Y32218

Y32219

Y32220M

Y32222M

Y32226M

Y32304M

Y32305

Y32306

Y32307

Y32308

Y32309

Y32310

Y32310-B

Y32311

Y32312

Y32313M

Y32314

Y32315M

Y32316M

Y32924M

Y32926M

Y32930M

Y32936M

Y32940M

Y32944M

Y33010

Y33011

Y33012

Y33013

Y33014M

Y33015

Y33018

Y33020

Y33022M

Y33024P

Y33108

Y33109

Y33110

Y33111

Y33112

Y33113

Y33114

Y33115

Y33116

Y33117

Y33118

Y33205

Y33206

Y33207

Y33208

Y33209

Y33210

Y33211

Y33212

Y33213

Y33214M

Y33216

Y33217

JLM104910

JM205110

JM207010

JH217210

JLM506810

JLM508710

JM515610

JM612910

JLM710910

JLM714110

JM716610

JHM720210

JLM813010

JM822010
Clear
Width, imperial, B(inch)
0.472

0.512

0.551

0.591

0.63

0.669

0.709

0.748

0.787

0.827

0.846

0.866

0.896

0.906

0.945

0.984

1.0236

1.024

1.043

1.063

1.102

1.142

1.181

1.22

1.2598

1.26

1.299

1.319

1.339

1.378

1.398

1.417

1.457

1.496

1.535

1.575

1.614

1.693

1.772

1.811

1.85

1.89

1.929

2.008

2.087

2.165

2.244

2.283

2.52
Clear
Internal diameter (inch) d(inch)
0.591

0.669

0.787

0.984

1.181

1.378

1.5748

1.575

1.772

1.969

2.165

2.362

2.559

2.756

2.953

3.15

3.346

3.543

3.5433

3.74

3.937

4.134

4.331

4.724

5.118

5.512

5.906

6.299

6.693

7.087

7.874

8.661
Clear
Width C(mm)
11

11.5

12

13

14

14.5

15

15.5

16

17

17.5

18

18.5

19

19.5

20

20.5

21

22

23

23.5

24

24.5

25

25.5

26

26.5

27

28

28.5

29

30

31

32

32.5

33

34

35

36

37

38

39

42

43

45

46

48

54
Clear
Model series
30..

31..

32..

33..

JH..

JHM..

JLM..

JM..

JP..

JW..
Clear
Bore code
02

03

04

05

06

07

08

09

10

11

12

13

14

15

16

17

18

19

20

21

22

24

26

28

30

32

34

36

40

44
Clear
Shoulder dimension D2(mm)
35

36.5

37

41

41.5

43.5

44

44.5

45.5

46.5

49

53

54

55

61

62

63

64

67

68

70

71

72

73

74

76

78

80

81

82

85

86

87

89

90

91

92.96

93

95

96

98

99

100

101

103

104

105

107

108

110

111

112

113

114

115

116

117

119

120

124

125

126

127

128

131

133

134

135

137

138

139

141

143

145

146

149

152

154

155

156

162

163

164

166

170

179

181

184

193

195

197

206

210

221

231

238

262

281
Clear
Shoulder dimension D1(mm)
20.5

22

22.5

26.5

27

27.5

31

31.5

32.5

34

34.5

35

36

37.5

39.5

40

40.5

43

43.5

44.5

45.5

46

46.5

47

48.5

49.5

50

51

53

54

55

56

57

58

59

61

62

63

64

65

67

68

69

70

71

72

73

74

74.93

75

77

78

79

80

82

83

84

85

88

89

90

91

93

94

95

96

97

98

100

101

102

103

105

106

107

108

109

111

112

117

119

122

124

125

128

130

134

135

140

141

148

152

158

161

163

169

174

181

192

196

217

237
Clear
r1 (min.)(mm)
0.6

1

1.5

2

2.03

2.5

3

4

5
Clear
Customs tariff — country of origin
- CN
- DE
- FR
- PL
Clear
Width, imperial, T(inch)
0.522

0.561

0.591

0.6

0.64

0.669

0.679

0.709

0.719

0.748

0.758

0.778

0.787

0.817

0.837

0.846

0.856

0.866

0.876

0.896

0.906

0.935

0.945

0.955

0.974

0.984

0.994

1.0236

1.024

1.033

1.053

1.063

1.073

1.102

1.112

1.132

1.142

1.152

1.171

1.181

1.201

1.22

1.24

1.2598

1.26

1.28

1.289

1.309

1.319

1.339

1.378

1.388

1.417

1.457

1.496

1.506

1.516

1.535

1.575

1.614

1.663

1.673

1.713

1.722

1.752

1.772

1.791

1.811

1.831

1.85

1.89

1.909

1.929

2.008

2.126

2.205

2.244

2.283

2.421

2.657
Clear
Engineering material
- Steel
- Steel, case-hardened
- Steel, through-hardened
Clear
Inner ring
JW4549

JW5549

JW6049

JW7049

JW8049

JP16049

X30203

X30204M

X30205

X30206M

X30207M

X30208

X30209

X30210M

XAC30211M

X30212

X30213M

X30214

XA30215M

X30216M

X30217

X30218M

X30220M

X30222M

X30224M

X30226M

X30302

X30303

X30304

X30305M

X30306M

X30307M

X30308

X30309M

X30310

X30311M

X30312

X30313

X30314

X30315M

X30316M

X30317M

X31307

X31308

X31309

X31310

X31311M

X31312M

X31313M

X31314M

X31315M

X31318M

X32004X

X32005X

X32006X

X32007X

X32008X

X32009X

X32010X

X32011X

X32012X

X32013X

X32014X

X32015X

X32016X

X32017X

X32018X

X32019XM

X32020X

X32021X

X32022X

X32026X

X32028XM

X32030X

X32032XM

X32034XM

X32205

X32205-B

X32206-B

X32206M

X32207M

X32208M

X32209

X32210M

X32211

X32212

X32213

X32214

X32215

X32216

X32217

X32218

X32219

X32220M

X32222M

X32226M

X32304M

X32305

X32306

X32307

X32308

X32309

X32310

X32310-B

X32311

X32312

X32313M

X32314

X32315M

X32316M

X32924M

X32926M

X32930M

X32936M

X32940M

X32944M

X33010

X33011

X33012

X33013

X33014M

X33015

X33018

X33020

X33022M

X33024P

X33108

X33109

X33110

X33111

X33112

X33113

X33114

X33115

X33116

X33117

X33118

X33205

X33206

X33207

X33208

X33209

X33210

X33211

X33212

X33213

X33214M

X33216

X33217

JLM104948

JM205149

JM207049

JH217249

JLM506849

JLM508748

JM515649

JM612949

JLM710949C

JLM714149

JM716649

JHM720249

JLM813049

JM822049
Clear

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Optional Attributes

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

Variation of this product

Part Number
30206M-90KM1
30207M-90KM1
30208M-90KM1
32004X-90KA1
32005X-90KA1
32006XM-90KM1

Standard Unit Price	Minimum order quantity	Standard Shipping Days ?	I.D. d (mm)	O.D. D (mm)	Width B (mm)	Basic Load Rating, Dynamic Rating (N)	Basic Load Rating, Static Rating (N)	Customs tariff — weight (kg)	Width T (mm)	Shoulder dimension d1 (mm)	External diameter (inch) D (inch)	r (min.) (mm)	Width, imperial, C (inch)	Outer ring	Width, imperial, B (inch)	Internal diameter (inch) d (inch)	Width C (mm)	Model series	Bore code	Shoulder dimension d2 (mm)	Shoulder dimension D2 (mm)	Shoulder dimension D1 (mm)	r1 (min.) (mm)	Customs tariff — country of origin	Width, imperial, T (inch)	Engineering material	Inner ring
12.26 €	1	5 Days	30	62	16	43800	43800	0.234	17.25	35	2.4409	1	0.551	Y30206M	0.63	1.181	14	30..	06	58	55	36	1	DE	0.679	Steel, through-hardened	X30206M
15.29 €	1	5 Days	35	72	17	60600	63600	0.32	18.25	-	2.8346	-	0.591	Y30207M	0.669	1.378	15	30..	07	-	64	44.5	1.5	FR	0.719	Steel, through-hardened	X30207M
17.63 €	1	5 Days	40	80	18	70900	74700	0.426	19.75	-	3.1496	1.5	0.63	Y30208	0.709	1.575	16	30..	08	-	71	49.5	1.5	CN	0.778	Steel, through-hardened	X30208
11.62 €	1	5 Days	20	42	15	32900	29400	0.097	15	25.5	1.6535	0.6	0.472	Y32004X	0.591	0.787	12	32..	04	39.5	37	26.5	0.6	DE	0.591	Steel, case-hardened	X32004X
11.51 €	1	5 Days	25	47	15	36500	35400	0.113	15	-	1.8504	2.5	0.453	Y32005X	0.591	0.984	11.5	32..	05	-	41.5	31.5	0.6	DE	0.591	Steel, through-hardened	X32005X
13.20 €	1	5 Days	30	55	17	206800	45300	0.167	17	-	2.1654	2.5	0.512	Y32006X	0.669	1.181	13	32..	06	-	49	37.5	1	DE	0.669	Steel, through-hardened	X32006X