E= K=TAPERED BORE, TAPER 1:12. B33=W33 (SKF)=LUBRICATION GROOVE AND THREE HOLES IN BEARING OUTER RING M=MACHINED BRASS CAGE. J40=(C4-SKF)=Bearing Internal Clearance Greater Than C3.
Inner (d) Inch
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Outer (D) Inch
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Width (B) Inch
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Description from Medias
Manufacturer Part Number (MPN)
23030E B33M K C4
Bore
K - 1:12 Tapered Bore (Standard for Most Types)
Seal
No Seal
Cage Type
M - Brass Cage
External Modification
Radial Internal Play
C4 Internal Play (Higher than C3)
Precision
Standard Precision
Heat Stabilization
Special Treatment
No Heat Stabilization - Temperatures up to 120°C