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Single Row Steel Cylindrical Bearing

NU 221 ECP/C3

Single Row Steel Cylindrical Bearing
Item #101172822
  • 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

  • 0
Radial Internal Clearance Specification Greater Than Normal Clearance
Bore Type Round Bore
Tolerance Normal (PN)
Capacity High Capacity
Material Steel
Radial Internal Clearance C3
O.D. 190 mm
Cage Material Polyamide (Molded Nylon)
No. of Rows 1
Oil Hole w/o Oil Hole
Enclosure Open
Precision Ground Yes
Static Load Rating 315 kN
I.D. 105 mm
Bearing Part Complete Bearing
End Type Open End
Outer Ring Width 1.42 in, 36 mm
Width 1.42 in, 36 mm
Inch/Metric Metric
Rows of Balls Single
Relubrication Feature Without
Origin Cylindrical Radial
Bearing Type Radial
Bearing Design Removable Inner Ring – Straight
Dynamic Load Rating 300 kN
No. of Ribs - Outer Ring 2
Cage Type Non-Metallic
Inner Ring Width 1.42 in, 36 mm
O.D. Type Cylindrical
Series 2
Precision Rating ABEC 1
Weight 8.779 LB
EAN or UPC 7316577062550
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