E=Increased Load Capacity. W=Steel Cage. S= NR=Snap Ring Groove In Bearing Outer Ring And Appropriate Snap Ring. C4=Bearing Internal Clearance Greater Than C3.
Inner (d) Inch
Outer (D) Inch
Width (B) Inch
Description from Medias
Manufacturer Part Number (MPN)
NU312EWSNRC4
Bore
C - Cylindrical Bore
Seal
No Seal
Cage Type
S - Steel or Standard Cage
External Modification
NR - Groove and Snap Ring
Radial Internal Play
C4 Internal Play (Higher than C3)
Precision
Standard Precision
Heat Stabilization
Special Treatment
No Heat Stabilization - Temperatures up to 120°C