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Single Row Steel Cylindrical Bearing

NU 309 ECM

Single Row Steel Cylindrical Bearing
Item #101172898
  • 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

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
Enclosure Open
Full Cage Description Machined Brass Cage
Heat Stabilization 302 °F
Limiting Speed 8500 rpm
Reference Speed 7500 rpm
Rows of Balls 1
Cage Type Solid Machined
Static Load Rating [Max] 22,500.00 lbf
Bearing Design Removable Inner Ring – Straight – Double Flanged Outer Ring and Single Flange Inner Ring
Inner Ring Width 0.98 in, 25 mm
Inch/Metric Metric
Capacity High Capacity
O.D. Type Cylindrical
Oil Hole w/o Oil Hole
Origin Cylindrical Radial
Bore Type Cylindrical
Series 3
Width 0.98 in, 25 mm
I.D. 1.77 in, 45 mm
Radial Internal Clearance Group N
Tolerance Normal (PN)
Cage Material Brass
O.D. 3.94 in, 100 mm
Material Bearing Steel
End Type Open End
Bearing Type Radial
No. of Rows Single
Precision Rating ABEC 1
Precision Ground Yes
Outer Ring Width 0.98 in, 25 mm
Static Load Rating 100 kN
Radial Internal Clearance Specification Normal Clearance
Dynamic Load Rating 112 kN
Weight 2.253 LB
EAN or UPC 7316576623868
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