K=Tapered Bore, Taper 1:12. P52=Combination of P5 (Dimensional And Running Accuracy To ISO Tolerance Class 5 (Better Than P6)) And C2 (Bearing Internal Clearance Smaller Than Normal). NA=No Special Meaning For Cylindrical Bearing.
Inner (d) Inch
Outer (D) Inch
Width (B) Inch
Description from Medias
Manufacturer Part Number (MPN)
NNU4936K/P52NA
Bore
K - 1:12 Tapered Bore (Standard for Most Types)
Seal
No Seal
Cage Type
M - Brass Cage
External Modification
No External Modification
Radial Internal Play
C2 Internal Play (Less than Cn)
Precision
P5 Precision (Higher than P6)
Heat Stabilization
Special Treatment
No Heat Stabilization - Temperatures up to 120°C