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