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Steel Super Precision Angular Contact Ball Bearing

2MM9128WI DUL

Steel Super Precision Angular Contact Ball Bearing
Item #101020721
  • 5.512 in Inner Diameter
  • 8.268 in Outer Diameter
  • Super Precision
  • 2.598 in Overall Width
  • Cylindrical OD
Steel Super Precision Angular Contact Ball Bearing
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  • 5.512 in Inner Diameter
  • 8.268 in Outer Diameter
  • Super Precision
  • 2.598 in Overall Width
  • Cylindrical OD

applications

  • High speed grinding
  • High speed boring and milling
  • Precision vertical and horizontal milling spindles
  • High speed routing

features

  • ABEC 9/ISO P2 axial running tolerances for higher accuracy
  • Non-critical features manufactured to ABEC 7/ISO P4 tolerances for cost effectiveness
  • 15 degree initial contact angle for high degree of rigidity in both axial and radial directions and low operating temperatures
  • Clean steel supports longer service life
Rolling Element Material Steel
Static Load Rating [Max] 28000 lbf
Preload Level Light
Bearing Material Steel
Enclosure Open
No. of Rows 2
Dynamic Load Rating 32500 lbf
Inner Ring Width 33 mm
Bearing Arrangement Universal
Contact Angle 15°
Cage Material Phenolic
Bore Type Round Bore, Metric Type
Bearing Type Single Row Angular Contact
Origin Single Row Angular Contact
Seal Material None
Filling Slot No
Outer Ring Width 33 mm
Ball Material Steel
Lubricant Oil Preservative
Inch/Metric Metric
Universally (Flush) Ground Yes
Seal Type Unsealed
No. in Set Duplex Set
I.D. 140 mm
Precision Level Extra Precision (ABEC 7)
Material Steel
O.D. Type Straight
Fillet Radius 0.079 in
O.D. 210 mm
Cage Type Machined Window
Radial Internal Clearance Specification Normal Clearance
Limiting Speed - Grease 5400 rpm
Fillet Radius Cone 0.079 in, 2.01 mm
Rolling Element Ball
Relubricatable No
Precision Class ABEC Class 7/9
Overall Width 2.598 in, 66 mm
Closure Type Open
Weight 15.46 LB
EAN or UPC 87796073289
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