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Steel Super Precision Angular Contact Ball Bearing

3MM9115WI DUL

Steel Super Precision Angular Contact Ball Bearing
Item #101020857
  • 2.953 in Inner Diameter
  • 4.528 in Outer Diameter
  • Super Precision
  • 1.575 in Overall Width
  • Cylindrical OD
Steel Super Precision Angular Contact Ball Bearing
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  • 2.953 in Inner Diameter
  • 4.528 in Outer Diameter
  • Super Precision
  • 1.575 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
O.D. 115 mm
Contact Angle 25°
Limiting Speed - Grease 8960 rpm
Ball Material Steel
Static Load Rating [Max] 8000 lbf
Cage Material Phenolic
Rolling Element Material Steel
Lubricant Oil Preservative
Filling Slot No
Precision Level Extra Precision (ABEC 7)
Inner Ring Width 20 mm
Bearing Type Single Row Angular Contact
Dynamic Load Rating 11000 lbf
Origin Single Row Angular Contact
Cage Type Machined Window
Bearing Arrangement Universal
Bearing Material Steel
Inch/Metric Metric
Seal Type Unsealed
O.D. Type Straight
Radial Internal Clearance Specification Normal Clearance
Bore Type Round Bore, Metric Type
No. in Set Duplex Set
Seal Material None
No. of Rows 2
Material Steel
Preload Level Light
Enclosure Open
Universally (Flush) Ground Yes
I.D. 75 mm
Fillet Radius 0.039 in
Outer Ring Width 20 mm
Overall Width 1.575 in, 40 mm
Relubricatable No
Closure Type Open
Precision Class ABEC Class 7/9
Rolling Element Ball
Fillet Radius Cone 0.043 in, 1.09 mm
Weight 2.96 LB
EAN or UPC 87796072817
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