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Steel Super Precision Angular Contact Ball Bearing

3MM222WI DUH

Steel Super Precision Angular Contact Ball Bearing
Item #101020820
  • 4.33 in Inner Diameter
  • 7.874 in Outer Diameter
  • Super Precision
  • 2.992 in Overall Width
  • Cylindrical OD
Steel Super Precision Angular Contact Ball Bearing
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  • 4.33 in Inner Diameter
  • 7.874 in Outer Diameter
  • Super Precision
  • 2.992 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
No. in Set Duplex Set
Dynamic Load Rating 41500 lbf
Outer Ring Width 38 mm
Static Load Rating [Max] 30000 lbf
Bore Type Round Bore, Metric Type
Precision Level Extra Precision (ABEC 7)
O.D. Type Straight
I.D. 110 mm
Inner Ring Width 38 mm
Seal Material None
Ball Material Steel
Limiting Speed - Grease 5840 rpm
Preload Level Heavy
Origin Single Row Angular Contact
Bearing Material Steel
Bearing Arrangement Universal
Seal Type Unsealed
Fillet Radius 0.079 in
No. of Rows 2
Inch/Metric Metric
Bearing Type Single Row Angular Contact
Radial Internal Clearance Specification Normal Clearance
Universally (Flush) Ground Yes
Filling Slot No
O.D. 200 mm
Lubricant Oil Preservative
Rolling Element Material Steel
Material Steel
Cage Type Machined Window
Cage Material Phenolic
Enclosure Open
Contact Angle 25°
Fillet Radius Cone 0.083 in, 2.11 mm
Rolling Element Ball
Precision Class ABEC Class 7/9
Closure Type Open
Relubricatable No
Overall Width 2.992 in, 76 mm
Weight 19.78 LB
EAN or UPC 87796071230
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