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High-precision Cross Roller Bearing

Current Location：Products:High-precision Cross Roller Bearing

XRA/XRA-C Series cross roller bearing

Overview

XRA Series ultra-thin cross roller bearing 

 XRA series ultra-thin cross roller bearings can replace THK RA, RA-C series; IKO CRBS series cross roller bearings.

XRA Series is a kind of small size and light weight cross roller bearing which the wall thickness is thin. I t receives heavy loads. Therefore  the bearing housing and presser flange can be light weight.It can be easily used in the rotary location such as the hand location of the robots. The outer ring of XRA is separable and fixed by special rivets

XRA XRA-C Series cross roller bearing 2.png

公称型号

Type

外型尺寸(mm)

Boundary   dimensions

基本额定负荷(KN)

Basic Rated   loading

重量

Weight

对应型号

Equivalent

内径ID

外径OD

宽度Width

径向(KN) Radial

THK

IKO

d

D

B

C

Co

Kg



XRA 5008

50

66

8

5.1

7.19

0.08

RA5008

CRBS508

XRA 6008

60

76

8

5.68

8.68

0.09

RA6008

CRBS608

XRA 7008

70

86

8

5.98

9.8

0.1

RA7008

CRBS708

XRA 8008

80

96

8

6.37

11.3

0.11

RA8008

CRBS808

XRA 9008

90

106

8

6.67

12.4

0.12

RA9008

CRBS908

XRA 10008

100

116

8

7.15

13.9

0.16

RA10008

CRBS1008

XRA 11008

110

126

8

7.45

15

0.15

RA11008

CRBS1108

XRA 12008

120

136

8

7.84

16.5

0.17

RA12008

CRBS1208

XRA 13008

130

146

8

7.94

17.6

0.18

RA13008

CRBS1308

XRA 14008

140

156

8

8.33

19.1

0.19

RA14008

CRBS1408

XRA 15008

150

166

8

8.82

20.6

0.2

RA15008

CRBS1508

XRA 16013

160

186

13

23.3

44.9

0.59

RA16013

CRBS1613

XRA 17013

170

196

13

23.5

46.5

0.64

RA17013

CRBS1713

XRA 18013

180

206

13

24.5

49.8

0.68

RA18013

CRBS1813

XRA 19013

190

216

13

24.9

51.5

0.69

RA19013

CRBS1913

XRA 20013

200

226

13

25.8

54.7

0.71

RA20013

CRBS2013

Precision Crossed Roller Bearing XRA-C Series

XRA XRA-C Series cross roller bearing 4.png


公称型号

Type

外型尺寸(mm)

Boundary   dimensions

基本额定负荷(KN)

Basic Rated   loading

重量

Weight

对应型号

Equivalent

内径ID

外径OD

宽度Width

滚子节圆直径

Dia. of roller

pitch circle

轴肩尺寸

Shoulder size

径向(KN) Radial

d

D

B

Dpw

ds

Dh

C

Co

Kg

THK

XRA5008C

50

66

8

57

53.5

60.5

5.1

7.19

0.08

RA5008C

XRA6008C

60

76

8

67

63.5

70.5

5.68

8.68

0.09

RA6008C

XRA7008C

70

86

8

77

73.5

80.5

5.98

9.8

0.1

RA7008C

XRA8008C

80

96

8

87

83.5

90.5

6.37

11.3

0.11

RA8008C

XRA9008C

90

106

8

97

93.5

100.5

6.67

12.4

0.12

RA9008C

XRA10008C

100

116

8

107

103.5

110.5

7.15

13.9

0.16

RA10008C

XRA11008C

110

126

8

117

113.5

120.5

7.45

15

0.15

RA11008C

XRA12008C

120

136

8

127

123.5

130.5

7.84

16.5

0.17

RA12008C

XRA13008C

130

146

8

137

133.5

140.5

7.94

17.6

0.18

RA13008C

XRA14008C

140

156

8

147

143.5

150.5

8.33

19.1

0.19

RA14008C

XRA15008C

150

166

8

157

153.5

160.5

8.82

20.6

0.2

RA15008C

XRA16013C

160

186

13

172

165

179

23.3

44.9

0.59

RA16013C

XRA17013C

170

196

13

182

175

189

23.5

46.5

0.64

RA17013C

XRA18013C

180

206

13

192

185

199

24.5

49.8

0.68

RA18013C

XRA19013C

190

216

13

202

195

209

24.9

51.5

0.69

RA19013C

XRA20013C

200

226

13

212

205

219

25.8

54.7

0.71

RA20013C