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Steel Super Precision Angular Contact Ball Bearing

3MM9110WI DUM

Steel Super Precision Angular Contact Ball Bearing
Item #101020845
  • 1.969 in Inner Diameter
  • 3.149 in Outer Diameter
  • Super Precision
  • 1.259 in Overall Width
  • Cylindrical OD
Steel Super Precision Angular Contact Ball Bearing
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  • 1.969 in Inner Diameter
  • 3.149 in Outer Diameter
  • Super Precision
  • 1.259 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
Ball Material Steel
Inner Ring Width 16 mm
Filling Slot No
Precision Level Extra Precision (ABEC 7)
Static Load Rating [Max] 3800 lbf
Radial Internal Clearance Specification Normal Clearance
Fillet Radius 0.039 in
Seal Material None
Preload Level Medium
O.D. 80 mm
Dynamic Load Rating 5850 lbf
Limiting Speed - Grease 13200 rpm
Inch/Metric Metric
No. of Rows 2
Rolling Element Material Steel
Bearing Type Single Row Angular Contact
Enclosure Open
Bore Type Round Bore, Metric Type
Seal Type Unsealed
I.D. 50 mm
Cage Material Phenolic
Bearing Material Steel
O.D. Type Straight
Contact Angle 25°
Lubricant Oil Preservative
Outer Ring Width 16 mm
Universally (Flush) Ground Yes
No. in Set Duplex Set
Bearing Arrangement Universal
Cage Type Machined Window
Material Steel
Origin Single Row Angular Contact
Precision Class ABEC Class 7/9
Rolling Element Ball
Fillet Radius Cone 0.039 in, 0.99 mm
Overall Width 1.259 in, 32 mm
Relubricatable No
Closure Type Open
Weight 1.18 LB
EAN or UPC 87796072497
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