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