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