E=Reinforced Rolling Element Complement. B=Tread Loose Ball Race. MA6=(Segment Cage Type, Code MA)=Two-Piece Machined Brass Cage, Outer Ring Centered, Different Designs Or Material Grades Are Identified By A Figure Or A Letter, e.g. MA6. C4=Bearing I
Inner (d) Inch
Outer (D) Inch
Width (B) Inch
Description from Medias
Manufacturer Part Number (MPN)
NJ304EB MA6 C4 SQ52
Bore
C - Cylindrical Bore
Seal
No Seal
Cage Type
MA - Brass Cage, Centered on Outer Ring
External Modification
No 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