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Single Row Steel Cylindrical Bearing

NJ 311 ECM/C3

Single Row Steel Cylindrical Bearing
Item #101172702
  • 2.17 in Inner Diameter
  • 4.72 in Outer Diameter
  • 1.14 in Width
Single Row Steel Cylindrical Bearing
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  • 2.17 in Inner Diameter
  • 4.72 in Outer Diameter
  • 1.14 in Width

applications

  • Traction motors
  • Electric motors
  • Gearboxes

features

  • Logarithmically crowned rollers
  • High speed performance
  • Precision-honed rolling contact surfaces

compliances

  • 0
Static Load Rating 143 kN
Bearing Design Removable Inner Ring – Flanged
Tolerance Normal (PN)
Material Bearing Steel
Cage Material Brass
Bearing Part Complete Bearing
No. of Rows Single
Dynamic Load Rating 156 kN
Inner Ring Width 1.14 in, 29 mm
Precision Ground Yes
Precision Rating ABEC 1
Outer Ring Width 1.14 in, 29 mm
Oil Hole w/o Oil Hole
I.D. 2.17 in, 55 mm
Radial Internal Clearance Specification Greater Than Normal Clearance
Series 3
Cage Type Solid Machined
No. of Ribs - Inner Ring 1
Origin Cylindrical Radial
Relubrication Feature Without
End Type Open End
Enclosure Open
O.D. Type Cylindrical
Bearing Type Radial
Bore Type Cylindrical
Radial Internal Clearance C3
Width 1.14 in, 29 mm
Rows of Balls Single
O.D. 4.72 in, 120 mm
Inch/Metric Metric
No. of Ribs - Outer Ring 2
Capacity High Capacity
Weight 3.949 LB
EAN or UPC 7316577052056
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