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RA-C

Thin Type
Single Split Outer Ring
(Outer Dia. 50 - 226 mm)
The main dimensions are the same as that of model RA. Owing to its Single-split Outer Ring structure with a highly rigid outer ring, this model can be used for outer ring rotation as well while model RA is for inner ring rotation.

Integrated outer/inner ring version, RAU, 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
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): 50
Outer Diameter (mm): 66
Dust Protection Seal: With Seal
Preload: No Preload
RA5008CUUC0
Days to Ship: 1 - 3 days
Inner Diameter (mm): 50
Outer Diameter (mm): 66
Dust Protection Seal: With Seal
Preload: Preloaded
RA5008CUUCC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 60
Outer Diameter (mm): 76
Dust Protection Seal: With Seal
Preload: No Preload
RA6008CUUC0
Days to Ship: 1 - 3 days
Inner Diameter (mm): 60
Outer Diameter (mm): 76
Dust Protection Seal: With Seal
Preload: Preloaded
RA6008CUUCC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 70
Outer Diameter (mm): 86
Dust Protection Seal: With Seal
Preload: No Preload
RA7008CUUC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 70
Outer Diameter (mm): 86
Dust Protection Seal: With Seal
Preload: Preloaded
RA7008CUUCC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 80
Outer Diameter (mm): 96
Dust Protection Seal: With Seal
Preload: No Preload
RA8008CUUC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 80
Outer Diameter (mm): 96
Dust Protection Seal: With Seal
Preload: Preloaded
RA8008CUUCC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 90
Outer Diameter (mm): 106
Dust Protection Seal: With Seal
Preload: No Preload
RA9008CUUC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 90
Outer Diameter (mm): 106
Dust Protection Seal: With Seal
Preload: Preloaded
RA9008CUUCC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 100
Outer Diameter (mm): 116
Dust Protection Seal: With Seal
Preload: No Preload
RA10008CUUC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 100
Outer Diameter (mm): 116
Dust Protection Seal: With Seal
Preload: Preloaded
RA10008CUUCC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 110
Outer Diameter (mm): 126
Dust Protection Seal: With Seal
Preload: No Preload
RA11008CUUC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 110
Outer Diameter (mm): 126
Dust Protection Seal: With Seal
Preload: Preloaded
RA11008CUUCC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 120
Outer Diameter (mm): 136
Dust Protection Seal: With Seal
Preload: No Preload
RA12008CUUC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 120
Outer Diameter (mm): 136
Dust Protection Seal: With Seal
Preload: Preloaded
RA12008CUUCC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 130
Outer Diameter (mm): 146
Dust Protection Seal: With Seal
Preload: No Preload
RA13008CUUC0
Days to Ship: 1 - 3 days
Inner Diameter (mm): 130
Outer Diameter (mm): 146
Dust Protection Seal: With Seal
Preload: Preloaded
RA13008CUUCC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 140
Outer Diameter (mm): 156
Dust Protection Seal: With Seal
Preload: No Preload
RA14008CUUC0
Days to Ship: 3 - 4 weeks
Inner Diameter (mm): 140
Outer Diameter (mm): 156
Dust Protection Seal: With Seal
Preload: Preloaded
RA14008CUUCC0
Days to Ship: 1 - 3 days
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Model No. Main dimensions Shoulder height Basic load rating Mass
Inner diameterd Outer diameterD Roller pitch circle diameterdp WidthB B1 Greasing holed0 rmin ds(max) Dh(min) Radial
DynamicratingC StaticratingC0
mm mm mm mm mm mm mm mm kN kN kg
RA5008C50665781.50.553.560.55.17.190.08
RA6008C60766781.50.563.570.55.688.680.09
RA7008C70867781.50.573.580.55.989.80.1
RA8008C80968781.50.583.590.56.3711.30.11
RA9008C901069781.50.593.5100.56.7612.40.12
RA10008C10011610781.50.5103.5110.57.1513.90.14
RA11008C11012611781.50.5113.5120.57.45150.15
RA12008C12013612781.50.5123.5130.57.8416.50.17
RA13008C13014613781.50.5133.5140.57.9417.60.18
RA14008C14015614781.50.5143.5150.58.3319.10.19
RA15008C15016615781.50.5153.5160.58.8220.60.2
RA16013C1601861721320.816517923.344.90.59
RA18013C1802061921320.818519924.549.80.68
RA19013C1902162021320.819520924.951.50.69
RA20013C2002262121320.820521925.854.70.71
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) Model Seals*1 Radial clearance*2
RA 130 08 C UU C0
RA 50~200 08 C UU C0 : Positive Clearance
  13   CC0 : Preload

Note 1: Contamination protection seal UU is standard for Model RA-C Note 2: Radial Clearance

Units: µm
Pitch circle diameterof the roller (dp) (mm)CC0C0
AboveOr lessMin.Max.Min.Max.
5080–80015
80120–80015
120140–80015
140160–80015
160180–100020
180200 –100020
200225 –100020

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