K=Tapered Bore, Taper 1:12. C1=Radial Clearance Less Than C2. NA=Radial Clearance For Tapered Bores. FY=(M-SKF)=High-Tensile Brass Casting (Machined Cage). P5=Dimensional And Running Accuracy To ISO Tolerance Class 5.
Inner (d) Inch
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Outer (D) Inch
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Width (B) Inch
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Description from Medias
Manufacturer Part Number (MPN)
NN3056K C1 NA FY P5
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
P5 Precision (Higher than P6)
Heat Stabilization
Special Treatment
No Heat Stabilization - Temperatures up to 120°C