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Cross Roller Bearing

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XRU Series Cross Roller Bearings

XRU Series Cross Roller Bearings

XRU Series Cross Roller Bearings(Integrated Inner and Outer Rings, Inner Ring Rotation/Outer Ring Rotation, Featuring Mounting Holes and High Rigidity)

The XRU series of cross roller bearings can be used as a direct replacement for the RU series by THK and the CRBF series by IKO.

The XRU series boasts an innovative integrated design for both the inner and outer rings. With mounting holes present on both rings, the need for fixed flanges or support seats is eliminated, greatly simplifying the installation process. Furthermore, the integrated design, coupled with a protective casing, ensures that installation barely affects its performance. This allows for stable rotational accuracy and torque, making the bearings ideal for rotating mechanisms on either the outer or inner ring.



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imageIntroduction1

Integral outer inner ring with mounting hole


XRU series crossed roller bearings
Nominal typeExternal dimensionSize of mounting hole(mm)
Internal diameterOutside diameterWidthPitch Circle diameter of rollerShoulder dimensionOuter Ring
dDBDpwdsDhPCD1Mounting Hole
XRU 10081052827.52431426-φ3.4 through hole,φ6.5 sink hole depth 3.3
XRU 201220701241.53747576-φ3.4 through hole,φ6.5 sink hole depth 3.3
XRU 251225801252.546.558.5676-φ3.4 through hole,φ6.5 sink hole depth 3.3
XRU 3515359515665974838-φ4.5 through hole,φ8 sink hole depth 4.4
XRU 551555120158579931058-φ5.5 through hole,φ9.5 sink hole depth 5.4
XRU 8022801652212411413414810-φ5.5 through hole,φ9.5 sink hole depth 5.4
XRU 8022G801652212411413414810-φ5.5 through hole,φ9.5 sink hole depth 5.4
XRU 8022X801652212411413414810-φ5.5 through hole,φ9.5 sink hole depth 5.4
XRU 90259021025147.513316218712-φ9 through hole,φ14 sink hole depth 8.6
XRU 9025G9021025147.513316218712-φ9 through hole,φ14 sink hole depth 8.6
XRU 9025X9021025147.513316218712-φ9 through hole,φ14 sink hole depth 8.6
XRU 115281152402817816119521712-φ9 through hole,φ14 sink hole depth 8.6
XRU 11528G1152402817816119521712-φ9 through hole,φ14 sink hole depth 8.6
XRU 11528X1152402817816119521712-φ9 through hole,φ14 sink hole depth 8.6
XRU 1603516029535227.520824627012-φ11 through hole,φ17.5 sink hole depth 10.8
XRU 16035G16029535227.520824627012-φ11 through hole,φ17.5 sink hole depth 10.8
XRU 16035X16029535227.520824627012-φ11 through hole,φ17.5 sink hole depth 10.8
XRU 2104021038040297.327232035016-φ14 through hole,φ20 sink hole depth 13
XRU 21040G21038040297.327232035016-φ14 through hole,φ20 sink hole depth 13
XRU 21040X21038040297.327232035016-φ14 through hole,φ20 sink hole depth 13
XRU 3504535054045445.441747350524-φ14 through hole,φ20 sink hole depth 13
XRU 35045G35054045445.441747350524-φ14 through hole,φ20 sink hole depth 13
XRU 35045X35054045445.441747350524-φ14 through hole,φ20 sink hole depth 13



XRU series crossed roller bearings
Size of mounting hole(mm)Basic rated load(kN)WeightCorresponding type
Inner RingRadial direction
PCD2Mounting HoleCCoKgTHKIKO
164-M32.912.430.12CRBF108AT
286-M37.358.350.29RU42CRBF2012AT
356-M38.6110.60.4CRBF2512AT
458-M417.522.30.66RU66CRBF3515AT
658-M520.329.51RU85CRBF5515AT
9710-φ5.5 through hole,φ9.5 sink hole depth 5.433.150.92.6RU124CRBF8022A
9710-φ5.5 through hole,φ9.5 sink hole depth 5.433.150.92.6RU124GCRBF8022AD
9710-M533.150.92.6RU124XCRBF8022AT
11212-φ9 through hole,φ14 sink hole depth 8.649.176.84.9RU148
11212-φ9 through hole,φ14 sink hole depth 8.649.176.84.9RU148G
11212-M849.176.84.9RU148X
13912-φ9 through hole,φ14 sink hole depth 8.680.31356.8RU178
13912-φ9 through hole,φ14 sink hole depth 8.680.31356.8RU178G
13912-M880.31356.8RU178X
18412-φ11 through hole,φ17.5 sink hole depth 10.810417311.4RU228
18412-φ11 through hole,φ17.5 sink hole depth 10.810417311.4RU228G
18412-M1010417311.4RU228X
24016-φ14 through hole,φ20 sink hole depth 1315628121.3RU297
24016-φ14 through hole,φ20 sink hole depth 1315628121.3RU297G
24016-M1215628121.3RU297X
38524-φ14 through hole,φ20 sink hole depth 1322247335.4RU445
38524-φ14 through hole,φ20 sink hole depth 1322247335.4RU445G
38524-M1222247335.4RU445X

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