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Nachi America - 5211 Double-Row Angular Contact Ball Bearings have a thinner width than 2 stacked Deep-Groove bearings can sustain combined loads of simultaneously acting radial and axial loads because they have a contact angle (α). The contact angle is defined as the angle between the line joining the points of contact between the ball and the raceways in the radial plane.
Features
(-2NS) = 2 NBR Contact Seals, (ZZ) = 2 Shields, (NR) = Snap Ring Snap Ring Groove on OD, (C3) = C3 Radial Clearance
Additional Information
Limiting Speed - Grease 4500 rpm
Limiting Speed - Oil 6300 rpm
Seals or Shields No
Ball Material Steel
ISO Precision Class P0
Static Load Rating [Max] 56500 N
Outer Ring Material Steel
Cage Material Steel
Dynamic Load Rating 67500 N
Bore Type Cylindrical Bore
Contact Angle 20°
Rolling Element Material Steel
Snap Ring No
Temperature Range [Max] 248 °F
Inner Ring Material Steel
Bearing Type Angular Contact
Rows of Balls Double
Width 33.3 mm
EAN or UPC 4991893602265
CategoryBall Bearings
Country of originJapan
Inner diameter55 mm
ManufactureNachi America
Mpn5211
Outer diameter100 mm
SubcategoryDouble Row Angular Contact Ball Bearing
Upc4991893602265
Weight2.12
Width33.3 mm