Skip to content Skip to navigation menu
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
Price Unavailable
Price Unavailable
Pricing is unavailable at this time. Please contact Customer Service for assistance.
Online Ordering Restricted
Please contact Customer Service for assistance.
Contact Customer Service
    Shipment Options
  • 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
  • Gearboxes
  • Electric motors

features

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

compliances

  • In accordance with ISO 15-1981
Width 1.42 in, 36 mm
Reference Speed 3800 rpm
Outer Ring Width 1.42 in, 36 mm
Tolerance Normal (PN)
Dynamic Load Rating 300 kN
Inner Ring Width 1.42 in, 36 mm
Rows of Balls Single
Capacity High Capacity
Radial Internal Clearance Specification Normal Clearance
Precision Ground Yes
End Type Open End
Cage Material Bearing Steel
Enclosure Open
Inch/Metric Metric
Relubrication Feature Without
Bore Type Cylindrical
Heat Stabilization 302 °F
Bearing Part Complete Bearing
I.D. 4.13 in, 105 mm
No. of Rows Single
Radial Internal Clearance Group N
Static Load Rating 315 kN
Bearing Design Removable Inner Ring – Straight – Double Flanged Outer Ring and Single Flange Inner Ring
O.D. 7.48 in, 190 mm
Series 2
Origin Cylindrical Radial
Static Load Rating [Max] 70,800.00 lbf
Oil Hole w/o Oil Hole
Cage Type Sheet Metal
Full Cage Description Pressed Steel Cage
O.D. Type Cylindrical
Material Bearing Steel
Limiting Speed 4300 rpm
Bearing Type Radial
Precision Rating ABEC 1
No. of Ribs - Outer Ring 2
Weight 8.808 LB
EAN or UPC 7316577043573
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison