K 3X5X7 TN

Category:

Single row needle roller and cage assembly

Needle roller and cage assemblies are self-contained, ready-to-mount bearings without inner and outer rings. In applications where the shaft and housing bore can serve as raceways, the assemblies can be used to create bearing arrangements that require minimal radial space. As the clearance of the bearing arrangement is only affected by the roller sorting and the finish of shaft and housing, very precise bearing arrangements can be achieved.
  • High radial load carrying capacity
  • High stiffness
  • High precision
  • Lowest cross-sectional height among rolling bearings
  • Accommodate axial displacement in both directions

Dimensions

Bore diameter3 mm
Outside diameter5 mm
Width, total mm
Width, inner ring7 mm
Width, outer ring5 mm
Contact angle

Performance

Basic dynamic load rating1.51 kN
Basic static load rating1.34 kN
Reference speed40 000
Limiting speed45 000

Properties

Bearing partNeedle roller and cage assembly
Number of rows1
Locating feature, bearing outer ring
Bore type
CageNon-metallic
Matched arrangementYes
CoatingWithout
SealingWithout
Relubrication featureWithout
Unit system

Logistics

Product net weight0.0002 kg
eClass code23-05-09-03
UNSPSC code31171512
needle-K3X5X7TN

Dimensions

Fw3 mmDiameter under rollers
Ew5 mmOutside diameter roller complement
U7 mmWidth needle roller and cage assembly

Calculation data

Basic dynamic load ratingC1.51 kN
Basic static load ratingC01.34 kN
Fatigue load limitPu0.134 kN
Reference speed40 000 r/min
Limiting speed45 000 r/min
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