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Single Row Steel Cylindrical Bearing

NU 221 ECJ

Single Row Steel Cylindrical Bearing
Item #100742924
  • 4.13 in Inner Diameter
  • 7.48 in Outer Diameter
  • 1.42 in Width
Single Row Steel Cylindrical Bearing
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  • 4.13 in Inner Diameter
  • 7.48 in Outer Diameter
  • 1.42 in Width

description

  • The EC design contains improvements in guiding surfaces of flanges and roller ends, which means that EC bearings have a high axial load-carrying capacity.

applications

  • Traction motors
  • Electric motors
  • Gearboxes

features

  • Improved roller-end-to-flange contact
  • Increased capacity

compliances

  • In accordance with ISO 15-1981
Origin Cylindrical Radial
No. of Rows 1
Radial Internal Clearance Specification Normal Clearance
Tolerance Normal (PN)
Dynamic Load Rating 59,400.00 lbf
Material Steel
Inner Ring Width 1.42 in, 36 mm
Rows of Balls Single
End Type Open End
Bearing Design Removable Inner Ring – Straight – Double Flanged Outer Ring and Single Flange Inner Ring
No. of Ribs - Outer Ring 2
I.D. 105 mm
Width 36 mm
Relubrication Feature Without
Limiting Speed 4300 rpm
Static Load Rating 315 kN
Precision Ground Yes
Enclosure Open
Capacity High Capacity
Radial Internal Clearance Group N
Bearing Part Complete Bearing
Precision Rating ABEC 1
Series 2
O.D. 190.0000 mm
Cage Material Steel
O.D. Type Cylindrical
Reference Speed 3800 rpm
Static Load Rating [Max] 70,800.00 lbf
Heat Stabilization 302 °F
Outer Ring Width 1.42 in, 36 mm
Oil Hole w/o Oil Hole
Bearing Type Radial
Full Cage Description Pressed Steel Cage
Bore Type Round Bore
Inch/Metric Metric
Cage Type Sheet Metal
Weight 8.808 LB
EAN or UPC 7316577043573
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