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Steel Super Precision Angular Contact Ball Bearing

3MM9112WI DUM

Steel Super Precision Angular Contact Ball Bearing
Item #101020851
  • 2.362 in Inner Diameter
  • 3.74 in Outer Diameter
  • Super Precision
  • 36 in Overall Width
  • Cylindrical OD
Steel Super Precision Angular Contact Ball Bearing
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  • 2.362 in Inner Diameter
  • 3.74 in Outer Diameter
  • Super Precision
  • 36 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
I.D. 60 mm
Bearing Type Single Row Angular Contact
Cage Material Phenolic
Bore Type Round Bore, Metric Type
No. in Set Duplex Set
Inch/Metric Metric
Fillet Radius 0.039 in
O.D. Type Straight
O.D. 95 mm
Inner Ring Width 18 mm
Enclosure Open
Cage Type Machined Window
Seal Type Unsealed
Contact Angle 25°
Filling Slot No
Lubricant Oil Preservative
Bearing Material Steel
Origin Single Row Angular Contact
Ball Material Steel
Limiting Speed - Grease 11100 rpm
Material Steel
Dynamic Load Rating 8300 lbf
Radial Internal Clearance Specification Normal Clearance
Static Load Rating [Max] 6550 lbf
Precision Level Extra Precision (ABEC 7)
Bearing Arrangement Universal
Universally (Flush) Ground Yes
Preload Level Medium
No. of Rows 2
Seal Material None
Outer Ring Width 18 mm
Closure Type Open
Precision Class ABEC Class 7/9
Relubricatable No
Overall Width 36 in, 36 mm
Rolling Element Ball
Fillet Radius Cone 0.043 in, 1.09 mm
Weight 1.86 LB
EAN or UPC 87796072596
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