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Single Row Steel Cylindrical Bearing

NU 307 ECP

Single Row Steel Cylindrical Bearing
Item #100742979
  • 1.38 in Inner Diameter
  • 3.15 in Outer Diameter
  • 0.83 in Width
Single Row Steel Cylindrical Bearing
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  • 1.38 in Inner Diameter
  • 3.15 in Outer Diameter
  • 0.83 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
Tolerance Normal (PN)
I.D. 1.38 in, 35 mm
O.D. 3.15 in, 80 mm
No. of Ribs - Outer Ring 2
Oil Hole w/o Oil Hole
Inch/Metric Metric
Row Type 1
Radial Internal Clearance Specification Normal Clearance
Width 0.83 in, 21 mm
Element Material Bearing Steel
Static Load Rating 63 kN
End Type Open End
Cage Material Polyamide
No. of Rows 1
Cage Non-Metallic
Static Load Rating [Max] 14,200.00 lbf
Heat Stabilization 302 °F
Bore Type Cylindrical
Limiting Speed 11000 rpm
Relubrication Feature Without
Material Bearing Steel
Bearing Class Normal / P0
Radial Internal Clearance Group N
Cage Type Non-Metallic
O.D. Type Cylindrical
Rolling Element Roller
Full Cage Description Injection Molded Cage
Bearing Part Complete Bearing
Origin Cylindrical Radial
Enclosure Open
Rows of Balls Single
Precision Rating ABEC 1
Bearing Material Coating Bearing Steel
Capacity High Capacity
Reference Speed 9500 rpm
Bearing Design Removable Inner Ring – Straight – Double Flanged Outer Ring and Single Flange Inner Ring
Precision Ground Yes
Dynamic Load Rating 75 kN
Series 3
Inner Ring Width 0.83 in, 21 mm
Bearing Type Radial
Internal Clearance CN
ISO Tolerance Class 6 / P6
Outer Ring Width 0.83 in, 21 mm
Weight 1.076 LB
EAN or UPC 7316577025395
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