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Steel Super Precision Angular Contact Ball Bearing

3MM9116WI DUM

Steel Super Precision Angular Contact Ball Bearing
Item #101020861
  • 3.149 in Inner Diameter
  • 4.921 in Outer Diameter
  • Super Precision
  • 1.732 in Overall Width
  • Cylindrical OD
Steel Super Precision Angular Contact Ball Bearing
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  • 3.149 in Inner Diameter
  • 4.921 in Outer Diameter
  • Super Precision
  • 1.732 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
Contact Angle 25°
I.D. 80 mm
Bearing Material Steel
Dynamic Load Rating 13700 lbf
Ball Material Steel
Lubricant Oil Preservative
Bearing Type Single Row Angular Contact
Cage Material Phenolic
Fillet Radius 0.039 in
O.D. Type Straight
Seal Material None
Cage Type Machined Window
Inner Ring Width 22 mm
Bearing Arrangement Universal
Rolling Element Material Steel
Universally (Flush) Ground Yes
O.D. 125 mm
Precision Level Extra Precision (ABEC 7)
Inch/Metric Metric
Bore Type Round Bore, Metric Type
Outer Ring Width 22 mm
No. in Set Duplex Set
No. of Rows 2
Radial Internal Clearance Specification Normal Clearance
Static Load Rating [Max] 10200 lbf
Origin Single Row Angular Contact
Seal Type Unsealed
Enclosure Open
Limiting Speed - Grease 8360 rpm
Material Steel
Filling Slot No
Preload Level Medium
Rolling Element Ball
Fillet Radius Cone 0.043 in, 1.09 mm
Closure Type Open
Overall Width 1.732 in, 44 mm
Relubricatable No
Precision Class ABEC Class 7/9
Weight 3.97 LB
EAN or UPC 87796072886
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