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