A= E2=The Outer Ring Is Available With Standardized Lubrication Hole And Groove (E44) Specification. This Allows Easy Interchange. CC3=For Non-Interchangeable Cylindrical Roller Bearings, Clearance Less Than CC4.
Inner (d) Inch
Outer (D) Inch
Width (B) Inch
Description from Medias
Manufacturer Part Number (MPN)
NNU49/630AE2CC3
Bore
C - Cylindrical Bore
Seal
No Seal
Cage Type
S - Steel or Standard Cage
External Modification
No External Modification
Radial Internal Play
C3 Internal Play (Higher than Cn)
Precision
Standard Precision
Heat Stabilization
Special Treatment
No Heat Stabilization - Temperatures up to 120°C