W= C3=Internal Clearance Larger Than Normal. P6=Dimensional And Running Accuracy To ISO Tolerance Class 6 (Better Than Normal). FY=(M-SKF)=High-Tensile Brass Casting (Machined Cage).
Inner (d) Inch
Outer (D) Inch
Width (B) Inch
Description from Medias
Manufacturer Part Number (MPN)
NNU3028W C3 P6 FY
Bore
C - Cylindrical Bore
Seal
No Seal
Cage Type
M - Brass Cage
External Modification
No External Modification
Radial Internal Play
C3 Internal Play (Higher than Cn)
Precision
P6 Precision (Higher than Standard)
Heat Stabilization
Special Treatment
No Heat Stabilization - Temperatures up to 120°C