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RB

Basic Type
Separable Outer Ring
(Outer Dia. 36 - 600 mm)
Cross-Roller Ring basic type, with a separable outer ring, and an inner ring integrated with the main body. It is used in locations where the rotational accuracy of the inner ring is required.

Integrated outer/inner ring version, RBU, is also available
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Shopping Options
Days to Ship Clear
Preload Clear
Inner Diameter (mm) Clear
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Outer Diameter (mm) Clear
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Dust Protection Seal Clear
Width (mm) Clear
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In stock
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*Please contact THK if you need more than available quantity or out of stock items
Attributes Part Number Online Store
Unit Price (USD)
Quantity Days to Ship Item Total
Inner Diameter (mm): 140
Outer Diameter (mm): 175
Width (mm): 16
Dust Protection Seal: With Seal
Preload: No Preload
RB14016UUC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 140
Outer Diameter (mm): 175
Width (mm): 16
Dust Protection Seal: With Seal
Preload: Preloaded
RB14016UUCC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 140
Outer Diameter (mm): 200
Width (mm): 25
Dust Protection Seal: With Seal
Preload: No Preload
RB14025UUC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 140
Outer Diameter (mm): 200
Width (mm): 25
Dust Protection Seal: With Seal
Preload: Preloaded
RB14025UUCC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 150
Outer Diameter (mm): 180
Width (mm): 13
Dust Protection Seal: With Seal
Preload: No Preload
RB15013UUC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 150
Outer Diameter (mm): 180
Width (mm): 13
Dust Protection Seal: With Seal
Preload: Preloaded
RB15013UUCC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 150
Outer Diameter (mm): 210
Width (mm): 25
Dust Protection Seal: With Seal
Preload: No Preload
RB15025UUC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 150
Outer Diameter (mm): 210
Width (mm): 25
Dust Protection Seal: With Seal
Preload: Preloaded
RB15025UUCC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 150
Outer Diameter (mm): 230
Width (mm): 30
Dust Protection Seal: With Seal
Preload: No Preload
RB15030UUC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 150
Outer Diameter (mm): 230
Width (mm): 30
Dust Protection Seal: With Seal
Preload: Preloaded
RB15030UUCC0
Days to Ship: 1 - 3 days
Inner Diameter (mm): 160
Outer Diameter (mm): 220
Width (mm): 25
Dust Protection Seal: With Seal
Preload: No Preload
RB16025UUC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 160
Outer Diameter (mm): 220
Width (mm): 25
Dust Protection Seal: With Seal
Preload: Preloaded
RB16025UUCC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 170
Outer Diameter (mm): 220
Width (mm): 20
Dust Protection Seal: With Seal
Preload: No Preload
RB17020UUC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 170
Outer Diameter (mm): 220
Width (mm): 20
Dust Protection Seal: With Seal
Preload: Preloaded
RB17020UUCC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 180
Outer Diameter (mm): 240
Width (mm): 25
Dust Protection Seal: With Seal
Preload: No Preload
RB18025UUC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 180
Outer Diameter (mm): 240
Width (mm): 25
Dust Protection Seal: With Seal
Preload: Preloaded
RB18025UUCC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 190
Outer Diameter (mm): 240
Width (mm): 25
Dust Protection Seal: With Seal
Preload: No Preload
RB19025UUC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 190
Outer Diameter (mm): 240
Width (mm): 25
Dust Protection Seal: With Seal
Preload: Preloaded
RB19025UUCC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 200
Outer Diameter (mm): 260
Width (mm): 25
Dust Protection Seal: With Seal
Preload: No Preload
RB20025UUC0
Days to Ship: 1 - 3 days
Inner Diameter (mm): 200
Outer Diameter (mm): 260
Width (mm): 25
Dust Protection Seal: With Seal
Preload: Preloaded
RB20025UUCC0
Days to Ship: 3 - 4 weeks
Model No. Main dimensions Shoulder height Basic load rating Mass
Inner diameterd Outer diameterD Roller pitch circle diameterdp WidthB B1 Greasing hole rmin ds(max) Dh(min) Radial
a b DynamicratingC StaticratingC0
mm mm mm mm mm mm mm mm mm kN kN kg
RB2008203627820.80.523.530.53.233.10.04
RB2508254132820.80.528.535.53.633.830.05
RB3010305541.5102.510.637477.358.360.12
RB3510356046.5102.510.64151.57.649.120.13
RB4010406551.5102.510.646.557.58.3310.60.16
RB4510457056.5102.510.65161.58.6211.30.17
RB6013609074132.51.60.667821824.30.3
RB70137010084132.51.60.6779219.427.70.35
RB801680120981631.60.68811030.142.10.7
RB9016901301081631.619811831.445.30.75
RB10016100140119.3163.51.6110912931.748.60.83
RB10020150123203.51.6111313333.150.91.45
RB11012110135121.8122.510.611712812.524.10.4
RB11015145126.5153.51.60.611913623.741.50.75
RB11020160133203.51.6112014334541.56
RB12016120150134.2163.51.60.612714124.243.20.72
RB12025180148.7253.521.513316466.91002.62
RB13015130160144.5153.51.60.61371522546.70.72
RB13025190158253.521.514317469.51072.82
RB14016140175154.8162.51.6114716225.950.11
RB14025200168253.521.515418574.81212.96
RB15013150180164132.51.60.61571722753.50.68
RB15025210178253.521.516419476.81283.16
RB15030230188304.531.51692111001565.3
RB16025160220188.6253.521.517320481.71353.14
RB17020170220191203.51.61.51841982962.12.21
RB18025180240210253.521.5195225841433.44
RB19025190240211.9253.51.612022220.782.92.99
RB20025200260230253.52221524584.21574
RB20030280240304.5322212581142006.7
RB20035295247.7355322252701512529.6
RB22025220280250.1253.52223526592.31714.1
RB24025240300269253.522.525628168.31454.5
RB25025250310277.5253.522.526529069.31505
RB25030330287.5304.532.52693061262448.1
RB25040355300.74063.52.527532619534814.8
RB30025300360328253.522.531534076.31785.9
RB3003539534535532.532236818336713.4
RB30040405351.64063.52.532637721240917.2
RB35020350400373.4203.51.62.536338354.11433.9
RB40035400480440.335532.542245915637014.5
RB40040510453.44063.52.542847924153123.5
RB45025450500474253.51.6146448461.71826.6
RB50025500550524.2253.51.6151453465.52017.3
RB50040600548.840632.552657223960726
For more detailed specifications, please download the Product Catalog with the link in the Downloads section of this product page.
Model Nominal shaft diameter (mm) Width of ring (mm) Seals*1 Radial clearance*2
RB 120 25 UU CC0
RB 20~500 16~40 UU C0 : Positive Clearance
  CC0 : Preload

Note 1: Contamination protection seal UU is standard for Model RB Note 2: Radial Clearance

Units: µm
Pitch circle diameter of the roller (dp) (mm)CC0C0
AboveOr lessMin.Max.Min.Max.
1830–80015
3050–80025
5080–100030
80120–100040
120140–100040
140160–100040
160180–100050
180200–100050
200225–100060
225250–100060
250280–150080
280315–15030100
315355–15030110
355400–15030120
400450–20030130
450500–20030130
500560–20030150

The above selections are Online Store standards. If you need a selection that differs from the standard, please contact us at [email protected]