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NART-R

Basic Type
This model is a non-separable type of bearing system whose inner ring is fixed to the side plates. Since the circumference of the outer ring is spherically ground, it helps lighten a biased load (symbol R).
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Outer Diameter (mm) Clear
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Outer Ring Shape Clear
Dust Protection Seal Clear
Inner Diameter (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 Unit Price Quantity Days to Ship Item Total
Inner Diameter (mm): 5
Outer Diameter (mm): 16
Outer Ring Shape: Spherical
Dust Protection Seal: No Seal
NART5R
Days to Ship: 2 - 3 weeks*
Inner Diameter (mm): 5
Outer Diameter (mm): 16
Outer Ring Shape: Spherical
Dust Protection Seal: With Seal
NART5UUR
Days to Ship: 2 - 3 weeks*
Inner Diameter (mm): 6
Outer Diameter (mm): 19
Outer Ring Shape: Spherical
Dust Protection Seal: No Seal
NART6R
Days to Ship: 2 - 3 weeks*
NART6UUR
Out of stock
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Inner Diameter (mm): 8
Outer Diameter (mm): 24
Outer Ring Shape: Spherical
Dust Protection Seal: No Seal
NART8R
Days to Ship: 2 - 3 weeks*
Inner Diameter (mm): 8
Outer Diameter (mm): 24
Outer Ring Shape: Spherical
Dust Protection Seal: With Seal
NART8UUR
Days to Ship: 2 - 3 weeks*
Inner Diameter (mm): 10
Outer Diameter (mm): 30
Outer Ring Shape: Spherical
Dust Protection Seal: No Seal
NART10R
Days to Ship: 2 - 3 weeks*
Inner Diameter (mm): 10
Outer Diameter (mm): 30
Outer Ring Shape: Spherical
Dust Protection Seal: With Seal
NART10UUR
Days to Ship: 2 - 3 weeks*
Inner Diameter (mm): 12
Outer Diameter (mm): 32
Outer Ring Shape: Spherical
Dust Protection Seal: No Seal
NART12R
Days to Ship: 2 - 3 weeks*
NART12UUR
Out of stock
Out of stock ? Contact us to place an order
NART15R
Out of stock
Out of stock ? Contact us to place an order
NART15UUR
Out of stock
Out of stock ? Contact us to place an order
Inner Diameter (mm): 17
Outer Diameter (mm): 40
Outer Ring Shape: Spherical
Dust Protection Seal: No Seal
NART17R
Days to Ship: 2 - 3 weeks*
NART17UUR
Out of stock
Out of stock ? Contact us to place an order
Inner Diameter (mm): 20
Outer Diameter (mm): 47
Outer Ring Shape: Spherical
Dust Protection Seal: No Seal
NART20R
Days to Ship: 2 - 3 weeks*
Inner Diameter (mm): 20
Outer Diameter (mm): 47
Outer Ring Shape: Spherical
Dust Protection Seal: With Seal
NART20UUR
Days to Ship: 2 - 3 weeks*
Inner Diameter (mm): 25
Outer Diameter (mm): 52
Outer Ring Shape: Spherical
Dust Protection Seal: No Seal
NART25R
Days to Ship: 2 - 3 weeks*
Inner Diameter (mm): 25
Outer Diameter (mm): 52
Outer Ring Shape: Spherical
Dust Protection Seal: With Seal
NART25UUR
Days to Ship: 2 - 3 weeks*
NART30R
Out of stock
Out of stock ? Contact us to place an order
Inner Diameter (mm): 30
Outer Diameter (mm): 62
Outer Ring Shape: Spherical
Dust Protection Seal: With Seal
NART30UUR
Days to Ship: 2 - 3 weeks*
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Model No. Main dimensions Basic load rating Track load capacity Rotational speed limit1 Mass
Inner diameterdi Outer diameterD B C a rsmin Oil holed1 Dynamic
C
Static
C0
Spherical outer ring
mm mm mm mm mm mm mm kN kN kN min-1 g
NART5R5161211120.31.52.842.651.082500014.5
NART6R6191211140.31.53.333.351.372000020.5
NART8R824151417.50.31.55.685.891.861700041.5
NART10R1030151423.50.627.947.592.451500064.5
NART12R1232151425.50.628.538.442.741300071
NART15R15351918290.6213.716.43.1410000102
NART17R1740212032.51217.419.33.729500149
NART20R204725243812.522.930.67.158000250
NART25R255225244312.524.633.38.237000285
NART30R3062292850.51333.451.410.55500470
NART35R3572292853.51335.557.312.95000640
NART40R4080323061.51344.681.414.94000845
NART45R4585323066.51346.688.616.14000915
NART50R50903230761348.395.717.33500980
Note 1: The rotational speed limit value in the table applies to models with grease lubrication. With models using oil lubrication, up to 130% of this value is permitted.For more detailed specifications, please download the Product Catalog with the link in the Downloads section of this product page.
Model Size1 Material2 Seals Roller guide Outer ring shape
NART 5   UU   R
NART 5~50 No symbol : Carbon steel No symbol : Without seals No symbol : With cage No symbol : Cylindrical
  M : Stainless steel UU : With seals V : Full rollers R : Spherical
Note 1: See Specifications tab for standard sizes Note 2: The stainless steel option is not a THK online store standard stock option. Contact us using the custom parts request link to order this item. Model NART45R is available only in carbon steel