Crossed Roller Bearing SRB Type ( Separable Outer Ring Type)
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Crossed Roller Bearing Separable Outer Ring Type

SRB Type

SRB Type

Product Number : SRB


SRB Models Outer Ring Split Type

unit:mm
Axial model no. Main Size shoulder height basic load quantity Download
id
d
od
D
thick
T1
LH
rmin

da

Dh
C
kN
C0
kN

kg
PDF 2D(dxf) 3D
w h
20 SRB2008 20 36 8 2.1 0.7 0.5 24 30 3.2 3.1 0.06
25 SRB2508 25 41 8 2.1 0.7 0.5 29 35 3.6 3.8 0.07
30 SRB3010 30 55 10 2.6 0.8 0.6 37.5 46.5 7.4 8.4 0.14
35 SRB3510 35 60 10 2.6 0.8 0.6 41.5 51 7.6 9.1 0.12
40 SRB4010 40 65 10 2.6 0.8 0.6 47 58 8.3 10.8 0.18
45 SRB4510 45 70 10 2.6 0.8 0.6 51.5 61 8.6 11.1 0.15
50 SRB5013 50 80 13 2.6 1.5  0.6 57 72.5 16.6 20.7 0.28
60 SRB6013 60 90 13 2.6 1.5 0.6 67.5 82.5 18 24.1 0.32
70 SRB7013 70 100 13 2.6 1.5 0.6 78.5 91.5 19.5 27.9 0.37
80 SRB8016 80 120 16 3.1 1.5 0.8  91.5 110 30 42 0.72
90 SRB9016 90 130 16 3.1 1.5 1.0 98.8 117 31.3 45.1 0.77
100 SRB10016 100 140 16 3.6 1.5 1.0 110 128 31.8 48.8 0.82
SRB10020

150

20 3.6 1.5 1.0 114 132 33 51 1.47
110 SRB11012 110 135 12 2.6 0.8 0.6 118 126 12.6 24 0.42
SRB11015 145 15 3.6 1.5 0.6 123 135 23.8 41.8 0.76
SRB11020 160 20 3.6 1.5 1.0 121 139 34 54 1.58
120 SRB12016 120 150 16 3.6 1.5 0.8 128 140 24.3 43.4 0.74
SRB12025 180 25 3.6 2.1 1.5 134 163 66.8 100.2 2.62
130 SRB13015 130 160 15 3.6 1.5 0.8 136 151 25 46.9 0.74
SRB13025 190 25 3.6 2.1 1.2 144 173 69.7 107.3 2.8
140 SRB14016 140 175 16 2.6 1.5 0.8 148 163 26 50.3 1.1
SRB1402 200 25 3.6 2.1 1.2 155 184 74.7 121 2.98
150 SRB15013 150 180 13 2.6 1.5 0.5 158 171 27.1 53.7 0.66
SRB15025 210 25 3.6 2.1 1.2 165 193 76.5 128 3.18
SRB15030 230 30 4.6 3.1 1.5 174 210 100 156 5.2
160 SRB16025 160 220 25 3.6 2.1 1.2 172 205 81.6 135 3.12
170 SRB17020 170 220 20 3.6 1.5 1.2 185 197 29.2 62 2.2
180 SRB18025 180 240 25 3.6 1.8 1.2 196 224 84.3 143 3.41
190 SRB19025 190 240 25 3.6 1.5 0.8 203 221 41.8 82.7 2.97
200 SRB20025 200 260 25 3.6 1.8 1.8 214 246 84.1 157 4.2
SRB20030 280 30 4.6 2.8 1.8 222 257 113 202 6.8
SRB20035 295 35 5.1 2.8 1.8 224  271 151 251 9.8
220 SRB22025 220 280 25 3.6 1.8 1.8 236 264 92.1 173 4
240 SRB24025 240 300 25 3.6 1.8 2.2 255 282 68.4 146 4.7
250 SRB25025 250 310 25 3.6 1.8 2.2 264 291 96.2 152 5.2
SRB25030 330 30 4.6 2.8 2.2 268 304 126 242 8
SRB25040 355 40 6.1 3.4 2.2 276 325 195 347 14.6
300 SRB30025 300 360 25 3.6 1.8 2.2 314 341 76.1 179 6
SRB30035 395 35 5.1 2.8 2.2 321 369 183 365 13.2
SRB30040 405 40 6.1 3.6 2.2 325 378 212 407 17.1
350 SRB35020 350 400 20 3.6 1.5 2.2 364 382 54 141 3.7

(note) SRB...UU model which contains the sealing washer
This model rotate in its inner ring

Types

With the separable outer rings and inner ring which is connected with the body , and it is optimal for application on requiring high rotation accuracy of inner rings.

 

Features

 

  • High load capacity
  • Taking loads from all directions
  • High rigidity
  • Stable rotation accuracy
  • Easy to install and adjust.
  • Rapidly Z-axis lifting stage
Accuracy Specifications

Accuracy and dimensional tolerances of cross roller bearings are in accordance with the specifications shown in tables.

♦ Running accuracy for the inner rings of SRB models

ID of bearings (d)
in metric units (mm)
Radial deflection of inner rings Axial deflection of inner rigns
Grade 0 Grade PS5
Grade P5
Grade PS4
Grade P4
Grade PS2
Grade P2
Grade 0 Grade PS5
Grade P5
Grade PS4
Grade P4
Grade PS2
Grade P2
Above Below
18 30 12 4 3 2.5 12 4 3 2.5
30 50 12 5 4 2.5 13  5 4 2.5
50 80 15 5 4 2.5 15  5 4 2.5
80 120 20 6 5 2.5 20  6 5 2.5
120 150 20 8 6 2.5 20  8 6 2.5
150 180 25 8 6 5 25  8 6 5
180 250 25 10 8 5 25 10 8 5
250 315 35 13 10 35 13 10
315 400 40 15  12 40  15 12
unit:µm

♦ Tolerance of bore diameter bearing

ID of bearings (d)
in metric units (mm)
Tolerance dm
Grade 0、P5、P4、P2 Grade ps5 Grade PS4
Grade PS2
Above Below Above Below Above Below Above Below
18 30 0 -10 0 -6 0 -5
30 50 0 -12 0 -8 0 -6
50 80 0 -15 0 -9 0 -7
80 120 0 -20 0 -10 0 -8
120 150 0 -24 0 -12 0 -9
150 180 0 -24 0 -12 0 -10
180 250 0 -30 0 -14 0 -12
250 315 0 -34 0 -17
315 400 0 -38 0 -22
400 500 0 -44
unit:µm

♦ Tolerance of outer diameter bearing

ID of bearings (d)
in metric units (mm)
Tolerance dm
 0、P5、P4、P2 Grade ps5 Grade PS4
Grade PS2
Above Below Above Below Above Below Above Below
30 50 0 -11 0 -7 0 -6
50 80 0 -13 0 -9 0 -7
80 120 0 -15 0 -10 0 -8
120 150 0 -18 0 -10 0 -9
150 180 0 -24 0 -12 0 -9
180 250 0 -30 0 -15 0 -10
250 315 0 -34 0 -18 0 -12
315 400 0 -40 0 -20 0 -15
400 500 0 -44 0 -23
unit:µm

 

♦ Tolerance of width for inner and outer rings of SRB models (Fits for all grade)

IDof bearings (d)
in metic units (mm)
T tolerance T1 tolerance
inner ring of SRB model outer ring of SRB model
Above Below Above Below Above Below
 18  30 0 -70   -90
30 50  -70  -90 
50 80  -70  -90 
80 120  -70  -90 
120 150  -80  -110 
150 180  -80  -110 
180 250  -80  -110 
250 315  -80  -130 
315 400  -80  -150 
400 500  -100  -150 
unit:µm