E=Increased Load Capacity. XL=X-Life. M1=Solid Brass Cage, Two Piece, Roller Guided. R50-65=Radial Clearance In μm. NA=No Special Meaning For Cylindrical Bearing.
Inner (d) Inch
Outer (D) Inch
Width (B) Inch
Description from Medias
Manufacturer Part Number (MPN)
NU309-E-XL-M1-R50-65NA
Bore
C - Cylindrical Bore
Seal
No Seal
Cage Type
M - Brass Cage
External Modification
No External Modification
Radial Internal Play
Cn Normal Internal
Precision
Standard Precision
Heat Stabilization
Special Treatment
No Heat Stabilization - Temperatures up to 120°C