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Steel Super Precision Angular Contact Ball Bearing

3MM305WI DUL

Steel Super Precision Angular Contact Ball Bearing
Item #101020823
  • 0.984 in Inner Diameter
  • 2.441 in Outer Diameter
  • Super Precision
  • 1.339 in Overall Width
  • Cylindrical OD
Steel Super Precision Angular Contact Ball Bearing
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  • 0.984 in Inner Diameter
  • 2.441 in Outer Diameter
  • Super Precision
  • 1.339 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
Radial Internal Clearance Specification Normal Clearance
Rolling Element Material Steel
Precision Level Extra Precision (ABEC 7)
Lubricant Oil Preservative
Fillet Radius 0.039 in
Bore Type Round Bore, Metric Type
O.D. Type Straight
Outer Ring Width 17 mm
Preload Level Light
Bearing Material Steel
Origin Single Row Angular Contact
I.D. 25 mm
Enclosure Open
No. of Rows 2
Contact Angle 25°
Bearing Arrangement Universal
Material Steel
Cage Material Phenolic
Cage Type Machined Window
No. in Set Duplex Set
Inch/Metric Metric
Ball Material Steel
Inner Ring Width 17 mm
Dynamic Load Rating 6700 lbf
Universally (Flush) Ground Yes
Filling Slot No
Static Load Rating [Max] 3350 lbf
Seal Material None
Seal Type Unsealed
Bearing Type Single Row Angular Contact
O.D. 62 mm
Limiting Speed - Grease 20800 rpm
Mounting Arrangement Back-To-Back Arrangement
Relubricatable No
Fillet Radius Cone 0.043 in, 1.09 mm
Precision Class ABEC Class 7/9
Closure Type Open
Overall Width 1.339 in, 34 mm
Rolling Element Ball
Weight 1.01 LB
EAN or UPC 87796077737
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