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Steel Super Precision Angular Contact Ball Bearing

3MM9122WI DUL

Steel Super Precision Angular Contact Ball Bearing
Item #101020871
  • 4.33 in Inner Diameter
  • 6.693 in Outer Diameter
  • Super Precision
  • 2.205 in Overall Width
  • Cylindrical OD
Steel Super Precision Angular Contact Ball Bearing
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  • 4.33 in Inner Diameter
  • 6.693 in Outer Diameter
  • Super Precision
  • 2.205 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
  • Clean steel supports longer service life
  • 15 degree initial contact angle for high degree of rigidity in both axial and radial directions and low operating temperatures
Preload Level Light
Rolling Element Material Steel
Outer Ring Width 28 mm
Seal Type Unsealed
Limiting Speed - Grease 6070 rpm
Lubricant Oil Preservative
Radial Internal Clearance Specification Normal Clearance
Bearing Material Steel
Cage Material Phenolic
Inner Ring Width 28 mm
Bearing Arrangement Universal
O.D. 170 mm
Inch/Metric Metric
Ball Material Steel
Universally (Flush) Ground Yes
Precision Level Extra Precision (ABEC 7)
No. of Rows 2
No. in Set Duplex Set
Cage Type Machined Window
Fillet Radius 0.079 in
Material Steel
Filling Slot No
Enclosure Open
Dynamic Load Rating 23200 lbf
Origin Single Row Angular Contact
Bore Type Round Bore, Metric Type
Bearing Type Single Row Angular Contact
Static Load Rating [Max] 19000 lbf
O.D. Type Straight
I.D. 110 mm
Contact Angle 25°
Seal Material None
Fillet Radius Cone 0.079 in, 2.01 mm
Precision Class ABEC Class 7/9
Closure Type Open
Relubricatable No
Overall Width 2.205 in, 56 mm
Rolling Element Ball
Weight 9.001 LB
EAN or UPC 87796073166
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