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Steel Super Precision Angular Contact Ball Bearing

3MM9120WI DUL

Steel Super Precision Angular Contact Ball Bearing
Item #101020869
  • 3.937 in Inner Diameter
  • 5.906 in Outer Diameter
  • Super Precision
  • 1.889 in Overall Width
  • Cylindrical OD
Steel Super Precision Angular Contact Ball Bearing
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  • 3.937 in Inner Diameter
  • 5.906 in Outer Diameter
  • Super Precision
  • 1.889 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
Dynamic Load Rating 17600 lbf
Seal Type Unsealed
Bearing Material Steel
I.D. 100 mm
Rolling Element Material Steel
Contact Angle 25°
Outer Ring Width 24 mm
Bearing Type Single Row Angular Contact
Lubricant Oil Preservative
Seal Material None
Bore Type Round Bore, Metric Type
Precision Level Extra Precision (ABEC 7)
O.D. Type Straight
Fillet Radius 0.059 in
Radial Internal Clearance Specification Normal Clearance
Inner Ring Width 24 mm
Limiting Speed - Grease 6770 rpm
Origin Single Row Angular Contact
Preload Level Light
Static Load Rating [Max] 14300 lbf
Filling Slot No
Ball Material Steel
Inch/Metric Metric
No. in Set Duplex Set
O.D. 150 mm
Cage Type Machined Window
Cage Material Phenolic
Universally (Flush) Ground Yes
Bearing Arrangement Universal
Material Steel
Enclosure Open
No. of Rows 2
Closure Type Open
Rolling Element Ball
Overall Width 1.889 in, 48 mm
Relubricatable No
Precision Class ABEC Class 7/9
Fillet Radius Cone 0.059 in, 1.5 mm
Weight 6.11 LB
EAN or UPC 87796073081
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