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Single Row Steel Cylindrical Bearing

NU 309 ECM/C3

Single Row Steel Cylindrical Bearing
Item #101172899
  • 1.77 in Inner Diameter
  • 3.94 in Outer Diameter
  • 0.98 in Width
Single Row Steel Cylindrical Bearing
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  • 1.77 in Inner Diameter
  • 3.94 in Outer Diameter
  • 0.98 in Width

applications

  • Traction motors
  • Electric motors
  • Gearboxes

features

  • Logarithmically crowned rollers
  • High speed performance
  • Precision-honed rolling contact surfaces

compliances

  • 0
O.D. 3.94 in, 100 mm
Limiting Speed 8500 rpm
Bore Type Cylindrical
Reference Speed 7500 rpm
Bearing Design Removable Inner Ring – Straight
Tolerance Normal (PN)
Inner Ring Width 0.98 in, 25 mm
Outer Ring Width 0.98 in, 25 mm
Bearing Type Radial
Origin Cylindrical Radial
Precision Ground Yes
Internal Clearance C3
Bearing Part Complete Bearing
Material Bearing Steel
Cage Material Brass
No. of Ribs - Outer Ring 2
Oil Hole w/o Oil Hole
Width 0.98 in, 25 mm
Rolling Element Roller
Element Material Bearing Steel
Dynamic Load Rating 112 kN
No. of Rows 1
Relubrication Feature Without
Enclosure Open
Static Load Rating 100 kN
Radial Internal Clearance Specification Greater Than Normal Clearance
Radial Internal Clearance C3
Series 3
Row Type 1
Inch/Metric Metric
Precision Rating ABEC 1
Capacity High Capacity
O.D. Type Cylindrical
I.D. 1.77 in, 45 mm
Cage Type Solid Machined
Rows of Balls Single
End Type Open End
Weight 2.253 LB
EAN or UPC 7316576623875
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