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