1318SKC3 - NTN Double Row Self-Aligning Ball Bearing

  • £138.05

1318SKC3 bearing reference breakdown

Below we will break down the 1318SKC3 bearing reference and provide an explanation for each section provided it can actually be broken down. We can split it into 3 parts the prefix, suffix and body of the item code.

The suffix can be found at the end of the bearing number:


C3 - Indicates a radial internal clearance, C3 class
K - Denotes tapered bore (1:12)
S - Pressed steel cage

The body of the bearing reference is what is left after removing the suffix and the prefix:


13 - Narrow Series
18 - 90mm Bore Size

d (mm) 90 D (mm) 190 B (mm) 43
B1 (mm) 46 rs min (mm) 3 e 0.22
Y1 2.8 Y2 4.3 Y0 2.9
Mass (kg) 5.94
da max (mm) 116 Ce min (mm) 6 db min (mm) 96
ra max (mm) 2.5
Dynamic load C (kN) 117 Static load C0 (kN) 44.5 Nlim (oil) (Tr/min) 3800
Nlim (grease) (Tr/min) 3200 Min operating temperature Tmin (°C) -20 Max operating temperature Tmax (°C) 120
da min (mm) 103

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