K=Tapered Bore, Taper 1:12. D1=Lubrication Groove And Three Holes In Bearing Outer Ring. As Of => D320 No D1 Suffix Is Used. C1NA=Non-Interchangeable Radial Internal Clearance For Cylindrical Roller Bearing. P4=DIMENSIONAL & RUNNING ACCURACY T
Inner (d) Inch
Outer (D) Inch
Width (B) Inch
Description from Medias
Manufacturer Part Number (MPN)
NN3012KD1C1NAP4
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
C1 Internal Play (Less than C2)
Precision
P4 Precision (Higher than P5)
Heat Stabilization
Special Treatment
No Heat Stabilization - Temperatures up to 120°C