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Single Row Steel Cylindrical Bearing

NJ 321 ECJ

Single Row Steel Cylindrical Bearing
Item #100743109
  • 4.13 in Inner Diameter
  • 8.86 in Outer Diameter
  • 1.93 in Width
Single Row Steel Cylindrical Bearing
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  • 4.13 in Inner Diameter
  • 8.86 in Outer Diameter
  • 1.93 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
Reference Speed 3200 rpm
Static Load Rating 500 kN
Radial Internal Clearance Specification Normal Clearance
Dynamic Load Rating 98,900.00 lbf
Tolerance Normal (PN)
No. of Ribs - Inner Ring 1
Relubrication Feature Without
End Type Open End
I.D. 105 mm
Bearing Part Complete Bearing
Precision Rating ABEC 1
Oil Hole w/o Oil Hole
Enclosure Open
Bearing Type Radial
No. of Ribs - Outer Ring 2
Inch/Metric Metric
Rows of Balls Single
Width 49 mm
Precision Ground Yes
O.D. Type Cylindrical
Bearing Design Removable Inner Ring – Flanged – Double Flanged Outer Ring and Single Flange Inner Ring
Material Steel
Outer Ring Width 1.93 in, 49 mm
Origin Cylindrical Radial
O.D. 225.0000 mm
Full Cage Description Pressed Steel Cage
Capacity High Capacity
Static Load Rating [Max] 112,000.00 lbf
Series 3
Cage Material Steel
Inner Ring Width 1.93 in, 49 mm
No. of Rows 1
Cage Type Sheet Metal
Radial Internal Clearance Group N
Bore Type Round Bore
Limiting Speed 3800 rpm
Heat Stabilization 302 °F
Weight 19.599 LB
EAN or UPC 7316577062567
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